./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/xor2.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_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/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_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-crafted/xor2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/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_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/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 134cd77c565ec0964d690e2c701df7f2f34c79dd30f80feda5f549f6f11dd00c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:00:15,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:00:15,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:00:15,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:00:15,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:00:15,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:00:15,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:00:15,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:00:15,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:00:15,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:00:15,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:00:15,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:00:15,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:00:15,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:00:15,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:00:15,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:00:15,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:00:15,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:00:15,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:00:15,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:00:15,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:00:15,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:00:15,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:00:15,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:00:15,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:00:15,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:00:15,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:00:15,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:00:15,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:00:15,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:00:15,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:00:15,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:00:15,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:00:15,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:00:15,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:00:15,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:00:15,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:00:15,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:00:15,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:00:15,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:00:15,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:00:15,396 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 05:00:15,439 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:00:15,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:00:15,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:00:15,441 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:00:15,441 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:00:15,441 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:00:15,442 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:00:15,442 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:00:15,448 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:00:15,448 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:00:15,449 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:00:15,449 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:00:15,450 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:00:15,450 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:00:15,450 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:00:15,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:00:15,451 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 05:00:15,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:00:15,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 05:00:15,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:00:15,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:00:15,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:00:15,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:00:15,453 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:00:15,453 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 05:00:15,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:00:15,453 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:00:15,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:00:15,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:00:15,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:00:15,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:00:15,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:00:15,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:00:15,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:00:15,457 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:00:15,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:00:15,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:00:15,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:00:15,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:00:15,458 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_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 134cd77c565ec0964d690e2c701df7f2f34c79dd30f80feda5f549f6f11dd00c [2021-11-03 05:00:15,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:00:15,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:00:15,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:00:15,721 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:00:15,721 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:00:15,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/array-crafted/xor2.i [2021-11-03 05:00:15,802 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/data/3d19f80d5/bba78a3888f444cba875d107bba9ef75/FLAG95396df32 [2021-11-03 05:00:16,221 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:00:16,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/sv-benchmarks/c/array-crafted/xor2.i [2021-11-03 05:00:16,228 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/data/3d19f80d5/bba78a3888f444cba875d107bba9ef75/FLAG95396df32 [2021-11-03 05:00:16,619 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/data/3d19f80d5/bba78a3888f444cba875d107bba9ef75 [2021-11-03 05:00:16,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:00:16,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:00:16,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:00:16,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:00:16,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:00:16,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699bb622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16, skipping insertion in model container [2021-11-03 05:00:16,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:00:16,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:00:16,828 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_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/sv-benchmarks/c/array-crafted/xor2.i[1291,1304] [2021-11-03 05:00:16,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:00:16,838 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 05:00:16,859 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_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/sv-benchmarks/c/array-crafted/xor2.i[1291,1304] [2021-11-03 05:00:16,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:00:16,873 INFO L208 MainTranslator]: Completed translation [2021-11-03 05:00:16,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16 WrapperNode [2021-11-03 05:00:16,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:00:16,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 05:00:16,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 05:00:16,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 05:00:16,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 05:00:16,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 05:00:16,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 05:00:16,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 05:00:16,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 05:00:16,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 05:00:16,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 05:00:16,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 05:00:16,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (1/1) ... [2021-11-03 05:00:16,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:00:17,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:17,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 05:00:17,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 05:00:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 05:00:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 05:00:17,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 05:00:17,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 05:00:17,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 05:00:17,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 05:00:17,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 05:00:17,505 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 05:00:17,506 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-11-03 05:00:17,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:00:17 BoogieIcfgContainer [2021-11-03 05:00:17,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 05:00:17,510 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 05:00:17,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 05:00:17,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 05:00:17,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 05:00:16" (1/3) ... [2021-11-03 05:00:17,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3382f67e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:00:17, skipping insertion in model container [2021-11-03 05:00:17,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:00:16" (2/3) ... [2021-11-03 05:00:17,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3382f67e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:00:17, skipping insertion in model container [2021-11-03 05:00:17,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:00:17" (3/3) ... [2021-11-03 05:00:17,529 INFO L111 eAbstractionObserver]: Analyzing ICFG xor2.i [2021-11-03 05:00:17,534 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 05:00:17,536 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 05:00:17,587 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 05:00:17,594 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 05:00:17,594 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 05:00:17,604 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 05:00:17,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-03 05:00:17,609 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:17,609 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:17,610 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:17,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:17,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1883361482, now seen corresponding path program 1 times [2021-11-03 05:00:17,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:17,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908024420] [2021-11-03 05:00:17,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:17,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:17,779 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 05:00:17,779 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:17,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908024420] [2021-11-03 05:00:17,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908024420] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 05:00:17,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 05:00:17,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 05:00:17,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627636256] [2021-11-03 05:00:17,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 05:00:17,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:17,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 05:00:17,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 05:00:17,802 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 05:00:17,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:17,822 INFO L93 Difference]: Finished difference Result 21 states and 31 transitions. [2021-11-03 05:00:17,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 05:00:17,824 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 05:00:17,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:17,831 INFO L225 Difference]: With dead ends: 21 [2021-11-03 05:00:17,831 INFO L226 Difference]: Without dead ends: 10 [2021-11-03 05:00:17,834 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 05:00:17,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-03 05:00:17,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-03 05:00:17,861 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 05:00:17,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 14 transitions. [2021-11-03 05:00:17,863 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 14 transitions. Word has length 8 [2021-11-03 05:00:17,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:17,863 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 14 transitions. [2021-11-03 05:00:17,863 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 05:00:17,864 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-03 05:00:17,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 05:00:17,864 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:17,864 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:17,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 05:00:17,865 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:17,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:17,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1335199282, now seen corresponding path program 1 times [2021-11-03 05:00:17,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:17,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972343664] [2021-11-03 05:00:17,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:17,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:17,916 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 05:00:17,916 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:17,916 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972343664] [2021-11-03 05:00:17,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972343664] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:17,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073896059] [2021-11-03 05:00:17,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:17,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:17,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:17,923 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:17,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 05:00:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:17,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 05:00:17,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:18,054 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 05:00:18,054 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:18,106 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 05:00:18,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1073896059] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 05:00:18,106 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-11-03 05:00:18,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-11-03 05:00:18,107 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58614841] [2021-11-03 05:00:18,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 05:00:18,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:18,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 05:00:18,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 05:00:18,113 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 05:00:18,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:18,150 INFO L93 Difference]: Finished difference Result 22 states and 34 transitions. [2021-11-03 05:00:18,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 05:00:18,151 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 05:00:18,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:18,153 INFO L225 Difference]: With dead ends: 22 [2021-11-03 05:00:18,153 INFO L226 Difference]: Without dead ends: 16 [2021-11-03 05:00:18,154 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 05:00:18,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-03 05:00:18,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-03 05:00:18,164 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 05:00:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-11-03 05:00:18,166 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 9 [2021-11-03 05:00:18,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:18,166 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-11-03 05:00:18,167 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 05:00:18,167 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-03 05:00:18,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-03 05:00:18,174 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:18,174 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:18,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:18,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:18,391 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:18,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:18,392 INFO L85 PathProgramCache]: Analyzing trace with hash 2091408530, now seen corresponding path program 1 times [2021-11-03 05:00:18,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:18,393 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218016743] [2021-11-03 05:00:18,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:18,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:18,434 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 05:00:18,434 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:18,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218016743] [2021-11-03 05:00:18,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218016743] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:18,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2087304537] [2021-11-03 05:00:18,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:18,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:18,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:18,437 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:18,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 05:00:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:18,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 05:00:18,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:18,547 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 05:00:18,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:18,601 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 05:00:18,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2087304537] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 05:00:18,602 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-11-03 05:00:18,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-11-03 05:00:18,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048591212] [2021-11-03 05:00:18,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 05:00:18,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:18,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 05:00:18,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 05:00:18,614 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 05:00:18,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:18,626 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2021-11-03 05:00:18,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 05:00:18,626 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 05:00:18,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:18,627 INFO L225 Difference]: With dead ends: 24 [2021-11-03 05:00:18,627 INFO L226 Difference]: Without dead ends: 18 [2021-11-03 05:00:18,628 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 05:00:18,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-11-03 05:00:18,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-11-03 05:00:18,631 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 05:00:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2021-11-03 05:00:18,632 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 15 [2021-11-03 05:00:18,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:18,632 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2021-11-03 05:00:18,633 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 05:00:18,633 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-03 05:00:18,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-03 05:00:18,634 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:18,634 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:18,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:18,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:18,848 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:18,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:18,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1826076626, now seen corresponding path program 1 times [2021-11-03 05:00:18,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:18,853 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430346576] [2021-11-03 05:00:18,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:18,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:18,929 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 05:00:18,930 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:18,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430346576] [2021-11-03 05:00:18,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430346576] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:18,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1608573892] [2021-11-03 05:00:18,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:18,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:18,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:18,932 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:18,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 05:00:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:19,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 05:00:19,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:19,084 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 05:00:19,084 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:19,155 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 05:00:19,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1608573892] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:00:19,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2037354086] [2021-11-03 05:00:19,183 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:00:19,183 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:00:19,189 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:00:19,195 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:00:19,196 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:00:19,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,242 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:19,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:00:19,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:19,290 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_12|], 21=[|v_#valid_19|]} [2021-11-03 05:00:19,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,322 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 05:00:19,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:19,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:19,327 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:19,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:19,367 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,389 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 05:00:19,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:19,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:19,400 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:19,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:19,425 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:19,435 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:19,435 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:00:19,452 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:00:19,466 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,472 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,473 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:19,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:19,474 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,482 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 05:00:19,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:19,492 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 05:00:19,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 05:00:19,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 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 05:00:19,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:00:19,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:00:19,587 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:19,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:19,604 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 05:00:19,614 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 05:00:19,614 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 05:00:19,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:19,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:19,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:19,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,762 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:19,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:00:19,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 05:00:19,801 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 05:00:19,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 05:00:19,813 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:19,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:19,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,834 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:19,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:19,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:00:19,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 05:00:19,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 05:00:19,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:19,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:19,863 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:19,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:19,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:19,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 05:00:19,883 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:19,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:19,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 05:00:19,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 05:00:19,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:19,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,008 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 05:00:20,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:20,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:20,021 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,076 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 05:00:20,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:00:20,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:00:20,090 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,155 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 05:00:20,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 05:00:20,164 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 05:00:20,165 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 05:00:20,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,242 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:00:20,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:20,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:20,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:20,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:00:20,253 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:20,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:20,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:20,264 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 05:00:20,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:20,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:20,266 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,268 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:20,271 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 05:00:20,271 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:00:20,278 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:00:20,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 05:00:20,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,344 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:00:20,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:20,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,396 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:00:20,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:00:20,405 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:00:20,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:20,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:00:20,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:00:20,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,460 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 05:00:20,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:20,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:20,463 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,479 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 05:00:20,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:20,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:20,482 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,491 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,496 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-03 05:00:20,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 05:00:20,499 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:20,500 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-03 05:00:20,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 05:00:20,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,552 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:00:20,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:00:20,564 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:00:20,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:20,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:00:20,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:00:20,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:20,585 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 05:00:20,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:20,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:20,589 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:20,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 05:00:20,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:20,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:20,607 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,619 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:00:20,628 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:20,628 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:00:20,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,680 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:00:20,683 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:20,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:00:20,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:00:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:20,695 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 05:00:20,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:20,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:20,697 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,701 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:20,705 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,706 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:00:20,713 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:00:20,717 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:20,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:20,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:00:20,730 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 13 treesize of output 9 [2021-11-03 05:00:20,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:20,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:20,732 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,735 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:00:20,738 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:20,738 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:00:20,741 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:00:20,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:20,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:20,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 05:00:20,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:20,889 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:00:20,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:20,901 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:00:21,745 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:00:21,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:00:21,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-03 05:00:21,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925332569] [2021-11-03 05:00:21,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-03 05:00:21,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:21,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-03 05:00:21,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-03 05:00:21,747 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 05:00:21,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:21,765 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2021-11-03 05:00:21,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 05:00:21,765 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 05:00:21,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:21,766 INFO L225 Difference]: With dead ends: 36 [2021-11-03 05:00:21,766 INFO L226 Difference]: Without dead ends: 21 [2021-11-03 05:00:21,767 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 05:00:21,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-03 05:00:21,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-11-03 05:00:21,770 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 05:00:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2021-11-03 05:00:21,770 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 17 [2021-11-03 05:00:21,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:21,771 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2021-11-03 05:00:21,771 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 05:00:21,771 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-03 05:00:21,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-03 05:00:21,772 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:21,772 INFO L513 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:21,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:21,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:21,988 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:21,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:21,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1585970070, now seen corresponding path program 2 times [2021-11-03 05:00:21,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:21,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543412936] [2021-11-03 05:00:21,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:21,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:22,088 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 05:00:22,088 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:22,089 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543412936] [2021-11-03 05:00:22,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543412936] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:22,089 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769083239] [2021-11-03 05:00:22,089 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 05:00:22,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:22,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:22,090 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:22,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-03 05:00:22,177 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-03 05:00:22,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 05:00:22,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 05:00:22,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:22,236 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 05:00:22,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:22,300 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 05:00:22,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1769083239] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:00:22,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [978835486] [2021-11-03 05:00:22,304 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:00:22,304 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:00:22,304 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:00:22,305 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:00:22,305 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:00:22,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,330 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:22,331 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:00:22,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:22,339 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 21=[|v_#valid_20|]} [2021-11-03 05:00:22,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,348 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 05:00:22,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:22,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:22,350 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,373 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 05:00:22,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:22,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:22,377 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,381 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:22,385 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,385 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:00:22,388 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:00:22,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,395 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:22,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:22,396 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,398 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:22,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:22,401 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:22,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 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 05:00:22,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:22,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:22,442 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,447 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:22,452 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 05:00:22,452 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 05:00:22,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,517 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,527 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,532 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:22,534 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:22,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 05:00:22,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 05:00:22,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 05:00:22,550 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:22,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:22,557 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,563 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,564 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:22,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:22,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:22,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 05:00:22,571 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:00:22,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:22,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:22,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:22,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:22,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:22,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 05:00:22,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 05:00:22,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 05:00:22,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,684 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 05:00:22,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:00:22,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:00:22,692 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,729 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 05:00:22,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:22,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:22,744 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,782 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,792 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 05:00:22,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 05:00:22,798 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 05:00:22,798 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 05:00:22,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,842 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:00:22,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:22,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:00:22,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:22,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:22,853 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 05:00:22,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:22,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:22,854 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,856 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:22,859 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 05:00:22,859 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:00:22,863 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:00:22,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 05:00:22,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,897 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:00:22,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-03 05:00:22,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,933 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:00:22,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:00:22,941 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:00:22,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:22,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:00:22,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:22,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,966 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 05:00:22,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:22,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:22,968 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:22,977 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 05:00:22,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:22,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:22,979 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:22,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:22,985 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:22,989 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-03 05:00:22,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 05:00:22,991 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:22,991 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-03 05:00:22,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:23,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,026 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:00:23,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:00:23,035 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:00:23,037 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:23,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:00:23,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:00:23,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:23,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:23,051 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:23,053 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 05:00:23,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:23,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:23,055 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:23,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:23,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:23,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:23,064 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 05:00:23,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:23,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:23,067 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:23,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,077 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:00:23,083 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:23,083 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:00:23,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,127 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:00:23,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:23,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:00:23,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:00:23,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:23,137 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 05:00:23,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:23,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:23,139 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:23,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,143 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:23,146 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:23,146 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:00:23,152 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:00:23,152 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:23,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:23,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:00:23,167 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 05:00:23,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:23,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:23,168 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:23,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,171 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:00:23,173 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:23,174 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:00:23,176 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:00:23,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 05:00:23,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:23,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-03 05:00:23,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:23,255 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:00:23,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:23,263 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:00:24,081 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:00:24,081 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:00:24,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2021-11-03 05:00:24,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433310476] [2021-11-03 05:00:24,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-03 05:00:24,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:24,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-03 05:00:24,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-11-03 05:00:24,083 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 05:00:24,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:24,141 INFO L93 Difference]: Finished difference Result 45 states and 63 transitions. [2021-11-03 05:00:24,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-03 05:00:24,141 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 05:00:24,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:24,142 INFO L225 Difference]: With dead ends: 45 [2021-11-03 05:00:24,142 INFO L226 Difference]: Without dead ends: 33 [2021-11-03 05:00:24,143 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 05:00:24,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-03 05:00:24,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-11-03 05:00:24,147 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 05:00:24,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 37 transitions. [2021-11-03 05:00:24,147 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 37 transitions. Word has length 20 [2021-11-03 05:00:24,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:24,148 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 37 transitions. [2021-11-03 05:00:24,148 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 05:00:24,148 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2021-11-03 05:00:24,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-03 05:00:24,149 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:24,149 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:24,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:24,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-11-03 05:00:24,351 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:24,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:24,353 INFO L85 PathProgramCache]: Analyzing trace with hash 703108394, now seen corresponding path program 3 times [2021-11-03 05:00:24,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:24,354 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048957880] [2021-11-03 05:00:24,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:24,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:24,452 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 05:00:24,453 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:24,453 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048957880] [2021-11-03 05:00:24,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048957880] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:24,453 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912324831] [2021-11-03 05:00:24,453 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 05:00:24,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:24,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:24,455 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:24,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-03 05:00:24,550 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 05:00:24,550 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 05:00:24,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 05:00:24,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:24,633 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 05:00:24,633 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:24,763 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 05:00:24,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912324831] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:00:24,763 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [396169825] [2021-11-03 05:00:24,765 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:00:24,765 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:00:24,765 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:00:24,766 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:00:24,766 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:00:24,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,771 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:00:24,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:24,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:24,777 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 21=[|v_#valid_21|]} [2021-11-03 05:00:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,786 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 05:00:24,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:24,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:24,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:24,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:24,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,807 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 05:00:24,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:24,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:24,811 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:24,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:24,816 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:24,819 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:24,819 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:00:24,823 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:00:24,827 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,828 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:24,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:24,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 05:00:24,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:24,834 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 05:00:24,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 05:00:24,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:24,864 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 05:00:24,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:00:24,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:00:24,869 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:24,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:24,875 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 05:00:24,879 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 05:00:24,880 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 05:00:24,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:24,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:24,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:24,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,932 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:24,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:24,941 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,953 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:24,956 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:00:24,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 05:00:24,961 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 05:00:24,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 05:00:24,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,981 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:24,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:24,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,986 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:00:24,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 05:00:24,989 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 05:00:24,993 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,994 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:24,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:24,996 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:24,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:24,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:25,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:25,000 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:25,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 05:00:25,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 05:00:25,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 05:00:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,091 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 05:00:25,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:25,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:25,104 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,142 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 05:00:25,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:00:25,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:00:25,157 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,181 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,193 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 05:00:25,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 05:00:25,201 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 05:00:25,201 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 05:00:25,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,249 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:00:25,252 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,253 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:25,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:00:25,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:25,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:25,260 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 05:00:25,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:25,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:25,262 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,264 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:25,266 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 05:00:25,267 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:00:25,276 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:00:25,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 05:00:25,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,311 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:00:25,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:25,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,348 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:00:25,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:00:25,356 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:00:25,359 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,360 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:00:25,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:25,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,383 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 05:00:25,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:25,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:25,385 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 05:00:25,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:25,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:25,397 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,410 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,413 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-03 05:00:25,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 05:00:25,415 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:25,416 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-03 05:00:25,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:25,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,448 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:00:25,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:00:25,458 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:00:25,460 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:00:25,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:00:25,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:25,474 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 05:00:25,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:25,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:25,477 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:25,486 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 05:00:25,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:25,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:25,489 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,499 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:00:25,504 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:25,505 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:00:25,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,536 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:00:25,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,538 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:00:25,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:00:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:25,548 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 05:00:25,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:25,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:25,550 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,553 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:25,556 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,556 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:00:25,563 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:00:25,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:25,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:25,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:00:25,576 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 05:00:25,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:25,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:25,577 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,580 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:00:25,583 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:25,583 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:00:25,585 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:00:25,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:25,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:25,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 05:00:25,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:25,662 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:00:25,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:25,670 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:00:26,486 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:00:26,487 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:00:26,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2021-11-03 05:00:26,487 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813318441] [2021-11-03 05:00:26,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-03 05:00:26,487 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:26,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-03 05:00:26,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-11-03 05:00:26,488 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 05:00:26,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:26,516 INFO L93 Difference]: Finished difference Result 66 states and 79 transitions. [2021-11-03 05:00:26,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-03 05:00:26,516 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 05:00:26,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:26,517 INFO L225 Difference]: With dead ends: 66 [2021-11-03 05:00:26,518 INFO L226 Difference]: Without dead ends: 39 [2021-11-03 05:00:26,519 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 05:00:26,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-11-03 05:00:26,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-11-03 05:00:26,527 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 05:00:26,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2021-11-03 05:00:26,528 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 32 [2021-11-03 05:00:26,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:26,529 INFO L470 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-11-03 05:00:26,529 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 05:00:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-11-03 05:00:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-03 05:00:26,531 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:26,531 INFO L513 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:26,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:26,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:26,744 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:26,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:26,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1553062954, now seen corresponding path program 4 times [2021-11-03 05:00:26,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:26,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355663560] [2021-11-03 05:00:26,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:26,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:26,905 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 05:00:26,905 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:26,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355663560] [2021-11-03 05:00:26,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355663560] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:26,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125451820] [2021-11-03 05:00:26,906 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 05:00:26,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:26,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:26,911 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:26,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-03 05:00:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:27,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-03 05:00:27,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:27,117 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 05:00:27,117 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:27,368 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 05:00:27,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125451820] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:00:27,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [224958813] [2021-11-03 05:00:27,372 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:00:27,373 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:00:27,373 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:00:27,373 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:00:27,373 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:00:27,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:00:27,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:27,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:27,384 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 21=[|v_#valid_22|]} [2021-11-03 05:00:27,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,393 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 05:00:27,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:27,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:27,395 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:27,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,399 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,412 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 05:00:27,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:27,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:27,415 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:27,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,420 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:27,423 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:27,423 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:00:27,426 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:00:27,430 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,435 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:27,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:27,437 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:27,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:27,441 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:27,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:27,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,470 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 05:00:27,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:27,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:27,475 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:27,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:27,484 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 05:00:27,484 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 05:00:27,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,574 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,584 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:27,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:27,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 05:00:27,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 05:00:27,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 05:00:27,604 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,605 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:27,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:27,610 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,615 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,616 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:27,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:27,617 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,619 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:27,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:27,621 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:27,624 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,625 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:27,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:27,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,628 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:27,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 05:00:27,631 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:00:27,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 05:00:27,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 05:00:27,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 05:00:27,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,718 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 05:00:27,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:27,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:27,726 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:27,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:27,763 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 05:00:27,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:00:27,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:00:27,770 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:27,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,799 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,812 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 05:00:27,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 05:00:27,819 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 05:00:27,820 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 05:00:27,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,865 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:00:27,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:27,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:00:27,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:27,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:27,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 05:00:27,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:27,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:27,877 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:27,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,879 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:27,882 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 05:00:27,882 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:00:27,886 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:00:27,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 05:00:27,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,921 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:00:27,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:27,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:27,958 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:00:27,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:00:27,965 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:00:27,974 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:27,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:27,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:00:27,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-03 05:00:27,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:28,013 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 05:00:28,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:28,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:28,016 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:28,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:28,026 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 05:00:28,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:28,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:28,029 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:28,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,036 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,040 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-03 05:00:28,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-03 05:00:28,042 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:28,043 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-03 05:00:28,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 05:00:28,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,076 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:00:28,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:00:28,084 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:00:28,085 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:28,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:00:28,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:00:28,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:28,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:28,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:28,100 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 05:00:28,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:28,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:28,102 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:28,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:28,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:28,110 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:28,111 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 05:00:28,111 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:28,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:28,115 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:28,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,124 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:00:28,130 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:28,130 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:00:28,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,166 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:00:28,167 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:28,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:00:28,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:00:28,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:28,176 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 05:00:28,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:28,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:28,178 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:28,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,182 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:28,185 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:28,185 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:00:28,191 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:00:28,192 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:28,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:28,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:00:28,203 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 05:00:28,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:28,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:28,204 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:28,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,208 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:00:28,210 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:28,210 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:00:28,212 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:00:28,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:28,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:28,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 05:00:28,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:28,288 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:00:28,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:28,296 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:00:29,105 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:00:29,105 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:00:29,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 24 [2021-11-03 05:00:29,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693361300] [2021-11-03 05:00:29,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-03 05:00:29,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:29,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-03 05:00:29,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=658, Unknown=0, NotChecked=0, Total=992 [2021-11-03 05:00:29,107 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 05:00:29,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:29,149 INFO L93 Difference]: Finished difference Result 78 states and 97 transitions. [2021-11-03 05:00:29,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-03 05:00:29,150 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 05:00:29,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:29,151 INFO L225 Difference]: With dead ends: 78 [2021-11-03 05:00:29,151 INFO L226 Difference]: Without dead ends: 51 [2021-11-03 05:00:29,152 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 05:00:29,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-03 05:00:29,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-11-03 05:00:29,157 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 05:00:29,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2021-11-03 05:00:29,158 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 38 [2021-11-03 05:00:29,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:29,158 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2021-11-03 05:00:29,159 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 05:00:29,159 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2021-11-03 05:00:29,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-03 05:00:29,160 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:29,160 INFO L513 BasicCegarLoop]: trace histogram [22, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:29,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:29,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:29,381 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:29,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:29,383 INFO L85 PathProgramCache]: Analyzing trace with hash -622810582, now seen corresponding path program 5 times [2021-11-03 05:00:29,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:29,384 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129261686] [2021-11-03 05:00:29,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:29,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:29,779 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 05:00:29,779 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:29,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129261686] [2021-11-03 05:00:29,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129261686] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:29,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189944966] [2021-11-03 05:00:29,779 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 05:00:29,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:29,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:29,781 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:29,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-03 05:00:29,920 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-03 05:00:29,921 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 05:00:29,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 05:00:29,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:30,074 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 05:00:30,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:30,203 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 05:00:30,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [189944966] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:00:30,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [346129559] [2021-11-03 05:00:30,205 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:00:30,205 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:00:30,206 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:00:30,206 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:00:30,206 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:00:30,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,229 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:00:30,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:30,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:30,235 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 21=[|v_#valid_23|]} [2021-11-03 05:00:30,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 05:00:30,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:30,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:30,245 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,251 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,265 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 05:00:30,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:30,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:30,268 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,272 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:30,276 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,276 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:00:30,279 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:00:30,283 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:30,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:30,285 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:30,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:30,289 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:30,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:30,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,326 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 05:00:30,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:30,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:30,331 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,336 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:30,340 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 05:00:30,341 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 05:00:30,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,396 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,400 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:30,402 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:30,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 05:00:30,406 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 05:00:30,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 05:00:30,415 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,416 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:30,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:30,421 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,426 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,427 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:30,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:30,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,430 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:30,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 05:00:30,432 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:00:30,435 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:30,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:30,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:30,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:30,441 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:30,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 05:00:30,446 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 05:00:30,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 05:00:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,523 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 05:00:30,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:30,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:30,528 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,563 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 05:00:30,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:00:30,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:00:30,569 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,591 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,601 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 05:00:30,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 05:00:30,606 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 05:00:30,606 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 05:00:30,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,644 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:00:30,646 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,647 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:30,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:00:30,648 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:30,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:30,654 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 05:00:30,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:30,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:30,656 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,657 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:30,660 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 05:00:30,660 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:00:30,664 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:00:30,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 05:00:30,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,711 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:00:30,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:30,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,748 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:00:30,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:00:30,754 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:00:30,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:00:30,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 05:00:30,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,776 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 05:00:30,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:30,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:30,778 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,786 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 05:00:30,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:30,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:30,789 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,798 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,805 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-03 05:00:30,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:30,807 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:30,808 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-03 05:00:30,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 05:00:30,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,850 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:00:30,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:00:30,858 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:00:30,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:30,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-03 05:00:30,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,873 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 05:00:30,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:30,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:30,876 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,883 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 25 treesize of output 20 [2021-11-03 05:00:30,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:30,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:30,885 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,893 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-03 05:00:30,898 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:30,898 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-03 05:00:30,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,939 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:00:30,941 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:00:30,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:00:30,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:30,950 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 05:00:30,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:30,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:30,952 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,957 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:30,959 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,960 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:00:30,965 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:00:30,965 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:30,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:30,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:00:30,976 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 05:00:30,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:30,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:30,978 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:30,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:00:30,983 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:30,983 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:00:30,985 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:00:30,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:30,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:30,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:31,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 05:00:31,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:31,054 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:00:31,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:31,061 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:00:32,020 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:00:32,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:00:32,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 5, 5] total 31 [2021-11-03 05:00:32,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036167307] [2021-11-03 05:00:32,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-03 05:00:32,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:32,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-03 05:00:32,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=1045, Unknown=0, NotChecked=0, Total=1406 [2021-11-03 05:00:32,023 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 05:00:32,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:32,081 INFO L93 Difference]: Finished difference Result 83 states and 95 transitions. [2021-11-03 05:00:32,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-11-03 05:00:32,082 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 05:00:32,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:32,083 INFO L225 Difference]: With dead ends: 83 [2021-11-03 05:00:32,083 INFO L226 Difference]: Without dead ends: 56 [2021-11-03 05:00:32,084 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 05:00:32,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-11-03 05:00:32,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2021-11-03 05:00:32,090 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 05:00:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2021-11-03 05:00:32,091 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 60 transitions. Word has length 50 [2021-11-03 05:00:32,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:32,091 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 60 transitions. [2021-11-03 05:00:32,091 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 05:00:32,091 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2021-11-03 05:00:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-03 05:00:32,093 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:32,093 INFO L513 BasicCegarLoop]: trace histogram [23, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:32,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:32,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable215 [2021-11-03 05:00:32,308 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:32,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:32,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1624218606, now seen corresponding path program 6 times [2021-11-03 05:00:32,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:32,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050272550] [2021-11-03 05:00:32,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:32,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:32,684 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 05:00:32,685 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:32,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050272550] [2021-11-03 05:00:32,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050272550] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:32,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200243439] [2021-11-03 05:00:32,685 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 05:00:32,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:32,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:32,686 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:32,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-03 05:00:32,868 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 05:00:32,868 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 05:00:32,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-03 05:00:32,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:33,027 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 05:00:33,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:33,778 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 05:00:33,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200243439] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:00:33,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1954120678] [2021-11-03 05:00:33,781 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:00:33,781 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:00:33,781 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:00:33,782 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:00:33,782 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:00:33,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:33,790 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:00:33,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:33,795 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_24|]} [2021-11-03 05:00:33,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,802 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 05:00:33,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:33,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:33,803 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:33,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:33,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,830 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 05:00:33,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:33,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:33,833 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:33,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:33,836 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:33,839 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:33,840 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:00:33,846 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:00:33,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:33,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:33,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,854 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:33,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:33,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:33,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:33,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:33,884 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 05:00:33,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:33,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:33,888 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:33,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:33,891 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:33,895 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 05:00:33,895 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 05:00:33,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:33,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:33,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:33,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:33,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:33,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 05:00:33,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 05:00:33,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 05:00:33,985 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,986 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:33,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:33,991 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,997 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:33,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:33,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:34,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:34,002 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,003 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,004 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:34,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:34,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:34,009 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,010 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:34,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:34,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,014 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:34,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 05:00:34,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:00:34,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 05:00:34,022 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 05:00:34,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 05:00:34,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,101 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 05:00:34,111 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:34,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:34,118 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,160 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 05:00:34,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:00:34,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:00:34,167 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,186 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,195 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 05:00:34,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 05:00:34,200 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 05:00:34,201 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 05:00:34,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,234 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:00:34,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:34,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:00:34,238 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:34,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:34,245 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 05:00:34,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:34,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:34,247 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,248 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:34,250 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 05:00:34,250 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:00:34,255 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:00:34,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 05:00:34,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,282 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:00:34,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-03 05:00:34,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,311 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:00:34,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:00:34,318 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:00:34,319 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:00:34,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:34,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,338 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 05:00:34,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:34,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:34,340 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,348 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 05:00:34,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:34,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:34,350 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,355 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,358 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-03 05:00:34,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 05:00:34,360 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:34,360 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-03 05:00:34,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:34,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,386 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:00:34,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:00:34,393 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:00:34,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:00:34,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:00:34,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:34,408 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 05:00:34,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:34,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:34,411 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:34,420 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 05:00:34,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:34,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:34,422 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,429 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:00:34,433 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:34,433 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:00:34,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,466 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:00:34,467 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:00:34,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:00:34,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:34,475 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 05:00:34,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:34,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:34,477 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:34,482 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,483 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:00:34,487 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:00:34,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:34,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:34,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:00:34,499 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 05:00:34,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:34,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:34,500 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,502 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:00:34,503 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:34,503 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:00:34,505 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:00:34,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 05:00:34,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:34,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-03 05:00:34,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:34,567 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:00:34,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:34,575 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:00:35,423 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:00:35,423 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:00:35,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2021-11-03 05:00:35,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737271036] [2021-11-03 05:00:35,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-11-03 05:00:35,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:35,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-11-03 05:00:35,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1309, Invalid=1997, Unknown=0, NotChecked=0, Total=3306 [2021-11-03 05:00:35,427 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 05:00:35,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:35,503 INFO L93 Difference]: Finished difference Result 112 states and 144 transitions. [2021-11-03 05:00:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-11-03 05:00:35,504 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 05:00:35,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:35,505 INFO L225 Difference]: With dead ends: 112 [2021-11-03 05:00:35,505 INFO L226 Difference]: Without dead ends: 81 [2021-11-03 05:00:35,507 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1309, Invalid=1997, Unknown=0, NotChecked=0, Total=3306 [2021-11-03 05:00:35,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-11-03 05:00:35,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-11-03 05:00:35,527 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 05:00:35,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2021-11-03 05:00:35,529 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 55 [2021-11-03 05:00:35,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:35,529 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2021-11-03 05:00:35,530 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 05:00:35,530 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2021-11-03 05:00:35,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-03 05:00:35,535 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:35,535 INFO L513 BasicCegarLoop]: trace histogram [48, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:35,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:35,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable268 [2021-11-03 05:00:35,764 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:35,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:35,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1319857578, now seen corresponding path program 7 times [2021-11-03 05:00:35,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:35,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672500764] [2021-11-03 05:00:35,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:35,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:36,886 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 05:00:36,886 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:36,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672500764] [2021-11-03 05:00:36,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672500764] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:36,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [708376428] [2021-11-03 05:00:36,887 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 05:00:36,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:36,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:36,888 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:36,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-03 05:00:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:37,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-03 05:00:37,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:37,331 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 05:00:37,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:40,025 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 05:00:40,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [708376428] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:00:40,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1722302797] [2021-11-03 05:00:40,028 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:00:40,028 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:00:40,028 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:00:40,028 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:00:40,028 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:00:40,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:40,037 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:00:40,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:40,051 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_18|], 21=[|v_#valid_25|]} [2021-11-03 05:00:40,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,077 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 05:00:40,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:40,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:40,079 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,083 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,095 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 05:00:40,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:40,097 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:40,098 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,101 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:40,105 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,106 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:00:40,109 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:00:40,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,114 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:40,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:40,116 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,117 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 05:00:40,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:40,119 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 05:00:40,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 05:00:40,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,145 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 05:00:40,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:00:40,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:00:40,149 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 05:00:40,154 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 05:00:40,154 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 05:00:40,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,190 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:40,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:40,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,197 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:00:40,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:40,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 05:00:40,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 05:00:40,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 05:00:40,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,233 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,234 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:40,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:40,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:40,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:40,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:40,244 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:40,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:40,249 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:00:40,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 05:00:40,253 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 05:00:40,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 05:00:40,257 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 05:00:40,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 05:00:40,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,339 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 05:00:40,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:00:40,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:00:40,344 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,372 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 05:00:40,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:40,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:40,385 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,398 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,407 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 05:00:40,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 05:00:40,412 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 05:00:40,412 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 05:00:40,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,448 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:00:40,450 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,451 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:40,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:00:40,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:40,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:40,461 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 05:00:40,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:40,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:40,462 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,464 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:40,466 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 05:00:40,466 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:00:40,475 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:00:40,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 05:00:40,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,520 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:00:40,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:40,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,551 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:00:40,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:00:40,558 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:00:40,563 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:00:40,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:00:40,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,578 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 05:00:40,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:40,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:40,583 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,590 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 05:00:40,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:40,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:40,596 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,601 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,606 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-03 05:00:40,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 05:00:40,608 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:40,608 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-03 05:00:40,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:00:40,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,645 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:00:40,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:00:40,650 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:00:40,650 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,651 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:40,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-03 05:00:40,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,660 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 05:00:40,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:40,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:40,662 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,668 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 05:00:40,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:40,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:40,670 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-03 05:00:40,681 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:40,682 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-03 05:00:40,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,701 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:00:40,702 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:00:40,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:00:40,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:40,719 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 05:00:40,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:40,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:40,721 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,723 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:40,724 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,724 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:00:40,736 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:00:40,739 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:40,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:40,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:00:40,747 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 05:00:40,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:40,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:40,749 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,751 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:00:40,753 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:40,753 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:00:40,756 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:00:40,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 05:00:40,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:40,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-03 05:00:40,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:40,813 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:00:40,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:40,820 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:00:41,716 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:00:41,716 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:00:41,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50, 50] total 100 [2021-11-03 05:00:41,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950769496] [2021-11-03 05:00:41,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2021-11-03 05:00:41,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:41,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-11-03 05:00:41,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5084, Invalid=6472, Unknown=0, NotChecked=0, Total=11556 [2021-11-03 05:00:41,725 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 05:00:41,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:41,915 INFO L93 Difference]: Finished difference Result 162 states and 219 transitions. [2021-11-03 05:00:41,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-11-03 05:00:41,915 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 05:00:41,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:41,917 INFO L225 Difference]: With dead ends: 162 [2021-11-03 05:00:41,917 INFO L226 Difference]: Without dead ends: 131 [2021-11-03 05:00:41,921 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1221 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=5084, Invalid=6472, Unknown=0, NotChecked=0, Total=11556 [2021-11-03 05:00:41,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-03 05:00:41,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-11-03 05:00:41,929 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 05:00:41,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 135 transitions. [2021-11-03 05:00:41,931 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 135 transitions. Word has length 80 [2021-11-03 05:00:41,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:41,931 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 135 transitions. [2021-11-03 05:00:41,932 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 05:00:41,932 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2021-11-03 05:00:41,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-03 05:00:41,933 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:41,934 INFO L513 BasicCegarLoop]: trace histogram [98, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:41,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:42,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:42,147 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:42,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:42,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1709593258, now seen corresponding path program 8 times [2021-11-03 05:00:42,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:42,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798697146] [2021-11-03 05:00:42,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:42,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:45,696 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 05:00:45,696 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:45,697 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798697146] [2021-11-03 05:00:45,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798697146] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:45,697 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [202853290] [2021-11-03 05:00:45,697 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 05:00:45,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:45,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:45,698 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:45,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-03 05:00:46,135 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-03 05:00:46,135 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 05:00:46,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 05:00:46,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:46,621 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 05:00:46,621 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:00:47,081 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 05:00:47,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [202853290] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:00:47,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1732361231] [2021-11-03 05:00:47,083 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:00:47,083 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:00:47,083 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:00:47,084 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:00:47,084 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:00:47,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:00:47,110 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:47,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:00:47,112 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|], 21=[|v_#valid_26|]} [2021-11-03 05:00:47,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,119 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 05:00:47,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:47,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:47,121 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,124 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,138 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 05:00:47,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:47,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:47,141 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,144 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:00:47,147 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,147 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:00:47,150 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:00:47,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,155 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:47,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:00:47,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,158 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 05:00:47,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:47,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 05:00:47,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 05:00:47,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-03 05:00:47,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:00:47,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:00:47,195 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 05:00:47,203 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 05:00:47,204 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 05:00:47,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,271 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,276 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,280 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:47,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:00:47,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 05:00:47,294 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 05:00:47,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 05:00:47,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,304 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:47,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:47,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,314 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:47,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:47,315 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,316 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:00:47,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 05:00:47,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 05:00:47,319 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,320 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:47,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:00:47,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:00:47,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:00:47,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:47,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 05:00:47,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 05:00:47,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 05:00:47,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,390 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 05:00:47,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:47,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:00:47,394 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,423 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 05:00:47,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:00:47,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:00:47,439 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,460 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 05:00:47,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 05:00:47,463 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 05:00:47,463 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 05:00:47,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,489 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:00:47,495 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:00:47,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:00:47,508 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:00:47,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:47,514 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 05:00:47,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:47,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:00:47,515 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,516 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:00:47,519 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 05:00:47,519 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:00:47,524 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:00:47,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 05:00:47,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,546 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:00:47,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-03 05:00:47,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,579 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:00:47,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:00:47,585 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:00:47,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:00:47,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:00:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,610 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 30 treesize of output 20 [2021-11-03 05:00:47,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:47,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:47,613 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,621 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 05:00:47,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:47,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:47,624 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,628 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,632 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-03 05:00:47,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 05:00:47,634 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:47,634 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-03 05:00:47,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 05:00:47,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,661 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:00:47,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:00:47,668 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:00:47,669 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:00:47,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:00:47,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:47,683 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 05:00:47,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:47,685 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:47,686 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:00:47,699 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 05:00:47,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:47,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:47,702 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,707 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:00:47,710 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:00:47,710 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:00:47,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,728 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:00:47,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:00:47,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:00:47,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:00:47,762 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 05:00:47,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:47,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:00:47,765 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,768 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:00:47,770 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,770 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:00:47,775 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:00:47,779 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:00:47,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:00:47,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:00:47,788 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 05:00:47,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:47,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:00:47,789 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,791 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:00:47,794 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:00:47,795 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:00:47,796 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:00:47,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:47,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:00:47,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 05:00:47,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:00:47,849 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:00:47,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:00:47,857 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:00:49,053 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:00:49,053 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:00:49,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [100, 9, 9] total 115 [2021-11-03 05:00:49,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433430374] [2021-11-03 05:00:49,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2021-11-03 05:00:49,055 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:00:49,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2021-11-03 05:00:49,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5203, Invalid=9559, Unknown=0, NotChecked=0, Total=14762 [2021-11-03 05:00:49,060 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 05:00:49,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:00:49,258 INFO L93 Difference]: Finished difference Result 171 states and 187 transitions. [2021-11-03 05:00:49,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-11-03 05:00:49,259 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 05:00:49,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:00:49,263 INFO L225 Difference]: With dead ends: 171 [2021-11-03 05:00:49,263 INFO L226 Difference]: Without dead ends: 140 [2021-11-03 05:00:49,269 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2191 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=5203, Invalid=9559, Unknown=0, NotChecked=0, Total=14762 [2021-11-03 05:00:49,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-11-03 05:00:49,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2021-11-03 05:00:49,293 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 05:00:49,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 144 transitions. [2021-11-03 05:00:49,296 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 144 transitions. Word has length 130 [2021-11-03 05:00:49,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:00:49,297 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 144 transitions. [2021-11-03 05:00:49,298 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 05:00:49,298 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 144 transitions. [2021-11-03 05:00:49,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-03 05:00:49,299 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:00:49,299 INFO L513 BasicCegarLoop]: trace histogram [99, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:00:49,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-03 05:00:49,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable374,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:49,527 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:00:49,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:00:49,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1460962066, now seen corresponding path program 9 times [2021-11-03 05:00:49,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:00:49,528 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314663375] [2021-11-03 05:00:49,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:00:49,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:00:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:00:53,051 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 05:00:53,051 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:00:53,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314663375] [2021-11-03 05:00:53,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314663375] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:00:53,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519597748] [2021-11-03 05:00:53,051 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 05:00:53,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:00:53,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:00:53,052 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:00:53,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-03 05:00:53,445 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 05:00:53,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 05:00:53,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-03 05:00:53,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:00:53,897 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 05:00:53,897 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:01:03,583 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 05:01:03,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [519597748] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:01:03,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1327458619] [2021-11-03 05:01:03,585 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:01:03,585 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:01:03,585 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:01:03,585 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:01:03,585 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:01:03,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,590 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:01:03,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:01:03,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:01:03,594 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_27|]} [2021-11-03 05:01:03,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,601 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 05:01:03,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:01:03,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:01:03,603 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:03,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,605 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,617 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 05:01:03,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:01:03,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:01:03,619 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:03,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:01:03,623 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:01:03,623 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:01:03,625 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:01:03,631 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,632 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:03,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:01:03,633 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,633 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:01:03,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:01:03,635 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:01:03,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:01:03,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,660 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 05:01:03,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:01:03,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:01:03,672 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:03,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,675 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:01:03,684 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 05:01:03,684 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 05:01:03,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,723 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:03,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:01:03,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,728 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,730 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:01:03,732 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:01:03,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 05:01:03,735 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 05:01:03,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 05:01:03,741 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,743 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:03,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:01:03,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,746 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:01:03,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:01:03,747 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:01:03,751 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:03,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:01:03,754 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,755 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:01:03,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 05:01:03,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:01:03,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 05:01:03,764 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:03,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 05:01:03,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 05:01:03,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,883 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 05:01:03,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:01:03,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:01:03,890 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:03,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:03,932 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 05:01:03,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:01:03,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:01:03,937 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:03,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,955 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:03,965 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 05:01:03,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 05:01:03,969 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 05:01:03,971 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 05:01:03,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:03,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,003 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:01:04,005 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:04,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,005 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:04,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:01:04,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:01:04,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:04,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:04,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:01:04,018 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 05:01:04,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:01:04,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:01:04,020 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,021 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:01:04,023 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 05:01:04,023 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:01:04,027 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:01:04,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 05:01:04,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,054 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:01:04,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-03 05:01:04,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,086 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:01:04,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:01:04,092 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:01:04,093 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:04,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:01:04,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:01:04,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:04,122 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 05:01:04,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:01:04,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:01:04,124 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:04,133 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 05:01:04,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:01:04,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:01:04,135 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,143 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-03 05:01:04,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 05:01:04,145 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:01:04,145 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-03 05:01:04,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 05:01:04,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,173 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:01:04,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:01:04,179 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:01:04,180 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:04,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:04,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-03 05:01:04,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:04,194 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 05:01:04,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:01:04,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:01:04,196 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:04,203 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 05:01:04,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:01:04,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:01:04,205 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,212 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-03 05:01:04,216 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:01:04,217 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-03 05:01:04,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,241 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:01:04,242 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:04,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:01:04,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:01:04,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:04,255 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 05:01:04,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:01:04,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:01:04,261 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,264 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:01:04,266 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,266 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:01:04,270 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:01:04,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:04,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:01:04,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:01:04,281 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 05:01:04,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:01:04,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:01:04,283 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,285 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:01:04,287 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:01:04,287 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:01:04,288 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:01:04,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:01:04,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:04,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 05:01:04,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:04,327 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:01:04,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:01:04,332 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:01:05,551 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:01:05,551 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:01:05,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 101, 101] total 202 [2021-11-03 05:01:05,552 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409875639] [2021-11-03 05:01:05,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 203 states [2021-11-03 05:01:05,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:01:05,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 203 interpolants. [2021-11-03 05:01:05,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20537, Invalid=23353, Unknown=0, NotChecked=0, Total=43890 [2021-11-03 05:01:05,562 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 05:01:05,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:01:05,967 INFO L93 Difference]: Finished difference Result 280 states and 388 transitions. [2021-11-03 05:01:05,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-11-03 05:01:05,968 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 05:01:05,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:01:05,969 INFO L225 Difference]: With dead ends: 280 [2021-11-03 05:01:05,970 INFO L226 Difference]: Without dead ends: 241 [2021-11-03 05:01:05,973 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2496 ImplicationChecksByTransitivity, 13.7s TimeCoverageRelationStatistics Valid=20537, Invalid=23353, Unknown=0, NotChecked=0, Total=43890 [2021-11-03 05:01:05,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-11-03 05:01:05,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2021-11-03 05:01:05,983 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 05:01:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 245 transitions. [2021-11-03 05:01:05,984 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 245 transitions. Word has length 139 [2021-11-03 05:01:05,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:01:05,985 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 245 transitions. [2021-11-03 05:01:05,985 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 05:01:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 245 transitions. [2021-11-03 05:01:05,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-03 05:01:05,988 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:01:05,989 INFO L513 BasicCegarLoop]: trace histogram [200, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:01:06,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-03 05:01:06,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable427,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:01:06,208 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:01:06,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:01:06,210 INFO L85 PathProgramCache]: Analyzing trace with hash -2051146070, now seen corresponding path program 10 times [2021-11-03 05:01:06,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:01:06,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824568155] [2021-11-03 05:01:06,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:01:06,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:01:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:01:19,616 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 05:01:19,616 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:01:19,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824568155] [2021-11-03 05:01:19,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824568155] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:01:19,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320229880] [2021-11-03 05:01:19,616 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 05:01:19,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:01:19,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:01:19,617 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:01:19,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-03 05:01:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:01:20,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 1424 conjuncts, 202 conjunts are in the unsatisfiable core [2021-11-03 05:01:20,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:01:20,845 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 05:01:20,845 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:01:59,642 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 05:01:59,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320229880] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:01:59,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1691593388] [2021-11-03 05:01:59,644 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:01:59,644 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:01:59,644 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:01:59,644 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:01:59,644 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:01:59,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,651 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,651 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:01:59,651 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:01:59,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:01:59,654 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_21|], 21=[|v_#valid_28|]} [2021-11-03 05:01:59,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,661 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 05:01:59,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:01:59,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:01:59,662 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:59,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:59,667 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,678 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 05:01:59,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:01:59,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:01:59,680 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:59,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:59,683 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:01:59,690 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:01:59,691 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:01:59,692 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:01:59,694 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:01:59,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:01:59,696 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 05:01:59,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:01:59,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 05:01:59,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 05:01:59,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,747 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 05:01:59,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:01:59,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 05:01:59,752 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:59,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:59,755 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 05:01:59,758 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 05:01:59,758 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 05:01:59,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:59,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:59,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:59,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:59,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:01:59,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,795 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:01:59,798 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:01:59,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 05:01:59,802 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 05:01:59,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 05:01:59,809 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:59,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:01:59,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,817 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:01:59,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:01:59,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,820 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:01:59,822 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:01:59,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:01:59,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 05:01:59,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 05:01:59,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 05:01:59,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 05:01:59,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:01:59,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 05:01:59,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 05:01:59,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,907 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 05:01:59,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:01:59,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:01:59,912 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:59,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:01:59,948 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 05:01:59,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:01:59,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 05:01:59,953 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:01:59,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:01:59,971 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:01:59,982 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 05:01:59,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 05:01:59,987 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 05:01:59,987 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 05:01:59,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,021 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:02:00,022 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:02:00,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,023 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:02:00,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:02:00,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:02:00,024 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:02:00,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:02:00,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:02:00,030 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 05:02:00,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:02:00,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:02:00,031 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,033 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:02:00,034 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,035 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:02:00,038 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:02:00,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 05:02:00,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,063 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:02:00,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-03 05:02:00,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,090 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:02:00,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:02:00,097 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:02:00,099 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:02:00,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:02:00,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 05:02:00,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:02:00,119 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 05:02:00,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:02:00,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:02:00,121 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:02:00,130 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 05:02:00,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:02:00,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:02:00,132 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,136 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,141 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-03 05:02:00,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:02:00,143 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:02:00,143 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-03 05:02:00,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 05:02:00,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,174 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:02:00,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:02:00,182 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:02:00,183 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:02:00,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:02:00,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:02:00,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:02:00,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:02:00,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:02:00,197 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 05:02:00,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:02:00,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:02:00,199 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:02:00,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:02:00,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:02:00,212 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 05:02:00,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:02:00,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:02:00,214 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,220 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:02:00,225 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:02:00,225 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:02:00,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,288 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:02:00,289 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:02:00,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:02:00,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:02:00,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:02:00,297 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 05:02:00,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:02:00,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:02:00,299 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,301 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:02:00,304 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,304 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:02:00,310 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:02:00,311 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:02:00,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:02:00,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:02:00,320 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 05:02:00,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:02:00,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:02:00,322 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,324 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:02:00,326 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:02:00,326 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:02:00,328 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:02:00,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:02:00,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:02:00,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 05:02:00,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:02:00,384 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:02:00,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:02:00,391 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:02:02,065 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:02:02,065 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:02:02,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [202, 202, 202] total 404 [2021-11-03 05:02:02,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299104170] [2021-11-03 05:02:02,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 405 states [2021-11-03 05:02:02,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:02:02,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 405 interpolants. [2021-11-03 05:02:02,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81844, Invalid=87488, Unknown=0, NotChecked=0, Total=169332 [2021-11-03 05:02:02,084 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 05:02:04,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:02:04,120 INFO L93 Difference]: Finished difference Result 482 states and 691 transitions. [2021-11-03 05:02:04,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 404 states. [2021-11-03 05:02:04,121 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 05:02:04,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:02:04,123 INFO L225 Difference]: With dead ends: 482 [2021-11-03 05:02:04,123 INFO L226 Difference]: Without dead ends: 443 [2021-11-03 05:02:04,130 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 920 GetRequests, 510 SyntacticMatches, 0 SemanticMatches, 410 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5021 ImplicationChecksByTransitivity, 52.3s TimeCoverageRelationStatistics Valid=81844, Invalid=87488, Unknown=0, NotChecked=0, Total=169332 [2021-11-03 05:02:04,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2021-11-03 05:02:04,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 443. [2021-11-03 05:02:04,146 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 05:02:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 447 transitions. [2021-11-03 05:02:04,148 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 447 transitions. Word has length 240 [2021-11-03 05:02:04,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:02:04,148 INFO L470 AbstractCegarLoop]: Abstraction has 443 states and 447 transitions. [2021-11-03 05:02:04,149 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 05:02:04,149 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 447 transitions. [2021-11-03 05:02:04,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-11-03 05:02:04,157 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:02:04,158 INFO L513 BasicCegarLoop]: trace histogram [402, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:02:04,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-03 05:02:04,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable480,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:02:04,380 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:02:04,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:02:04,381 INFO L85 PathProgramCache]: Analyzing trace with hash -937508950, now seen corresponding path program 11 times [2021-11-03 05:02:04,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:02:04,382 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809598466] [2021-11-03 05:02:04,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:02:04,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:02:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:02:57,004 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 05:02:57,004 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:02:57,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809598466] [2021-11-03 05:02:57,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809598466] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:02:57,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463583918] [2021-11-03 05:02:57,005 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 05:02:57,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:02:57,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:02:57,023 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:02:57,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-03 05:02:57,854 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-03 05:02:57,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 05:02:57,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 05:02:57,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:02:59,663 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 05:02:59,663 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:03:01,330 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 05:03:01,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463583918] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:03:01,330 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [415092986] [2021-11-03 05:03:01,332 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:03:01,332 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:03:01,332 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:03:01,332 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:03:01,333 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:03:01,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,340 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:03:01,341 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:03:01,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:03:01,345 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_29|]} [2021-11-03 05:03:01,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,355 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 05:03:01,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:03:01,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:03:01,357 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,372 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 05:03:01,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:03:01,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:03:01,375 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,377 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:03:01,379 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,379 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:03:01,385 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:03:01,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:03:01,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:03:01,391 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:03:01,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:03:01,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:03:01,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:03:01,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,423 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 05:03:01,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:03:01,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:03:01,427 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:03:01,435 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 05:03:01,435 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 05:03:01,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,475 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,484 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:03:01,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:03:01,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 05:03:01,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 05:03:01,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 05:03:01,498 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,499 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:03:01,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:03:01,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,511 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:03:01,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:03:01,513 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,514 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:03:01,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:03:01,516 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,517 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:03:01,519 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,520 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:03:01,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:03:01,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,523 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:03:01,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 05:03:01,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:03:01,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 05:03:01,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 05:03:01,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 05:03:01,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,605 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 05:03:01,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:03:01,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:03:01,610 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,644 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 05:03:01,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:03:01,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:03:01,650 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,666 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,674 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 05:03:01,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 05:03:01,679 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 05:03:01,679 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 05:03:01,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,714 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:03:01,715 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,716 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:03:01,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:03:01,717 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:03:01,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:03:01,723 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 05:03:01,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:03:01,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:03:01,724 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,726 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:03:01,728 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 05:03:01,728 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:03:01,731 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:03:01,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 05:03:01,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,756 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:03:01,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-03 05:03:01,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,784 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:03:01,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:03:01,791 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:03:01,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:03:01,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-03 05:03:01,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,817 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 05:03:01,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:03:01,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:03:01,819 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 05:03:01,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:03:01,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:03:01,831 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,836 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,839 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-03 05:03:01,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-03 05:03:01,841 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:03:01,841 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-03 05:03:01,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 05:03:01,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,868 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:03:01,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:03:01,874 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:03:01,875 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:03:01,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:03:01,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:03:01,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 05:03:01,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:03:01,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:03:01,892 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:03:01,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 05:03:01,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:03:01,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:03:01,903 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,909 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:03:01,914 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:03:01,914 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:03:01,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,937 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:03:01,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:03:01,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:03:01,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:03:01,946 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 05:03:01,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:03:01,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:03:01,948 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,951 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:03:01,953 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,954 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:03:01,959 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:03:01,961 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:03:01,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:03:01,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:03:01,969 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 05:03:01,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:03:01,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:03:01,970 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,972 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:01,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:03:01,974 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:03:01,975 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:03:01,976 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:03:01,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 05:03:01,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:01,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:02,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:03:02,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-03 05:03:02,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:02,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:02,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:02,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:02,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:02,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:02,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:03:02,034 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:03:02,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:03:02,043 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:03:04,941 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:03:04,941 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:03:04,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [404, 9, 9] total 419 [2021-11-03 05:03:04,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685064996] [2021-11-03 05:03:04,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 419 states [2021-11-03 05:03:04,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:03:04,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 419 interpolants. [2021-11-03 05:03:04,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81963, Invalid=99087, Unknown=0, NotChecked=0, Total=181050 [2021-11-03 05:03:04,962 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 05:03:06,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:03:06,823 INFO L93 Difference]: Finished difference Result 507 states and 539 transitions. [2021-11-03 05:03:06,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 419 states. [2021-11-03 05:03:06,824 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 05:03:06,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:03:06,827 INFO L225 Difference]: With dead ends: 507 [2021-11-03 05:03:06,827 INFO L226 Difference]: Without dead ends: 468 [2021-11-03 05:03:06,839 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1728 GetRequests, 1304 SyntacticMatches, 0 SemanticMatches, 424 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8575 ImplicationChecksByTransitivity, 55.5s TimeCoverageRelationStatistics Valid=81963, Invalid=99087, Unknown=0, NotChecked=0, Total=181050 [2021-11-03 05:03:06,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-11-03 05:03:06,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 468. [2021-11-03 05:03:06,858 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 05:03:06,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 472 transitions. [2021-11-03 05:03:06,860 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 472 transitions. Word has length 442 [2021-11-03 05:03:06,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:03:06,861 INFO L470 AbstractCegarLoop]: Abstraction has 468 states and 472 transitions. [2021-11-03 05:03:06,862 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 05:03:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 472 transitions. [2021-11-03 05:03:06,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-03 05:03:06,872 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:03:06,872 INFO L513 BasicCegarLoop]: trace histogram [403, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:03:06,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-03 05:03:07,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable533 [2021-11-03 05:03:07,087 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:03:07,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:03:07,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1777226898, now seen corresponding path program 12 times [2021-11-03 05:03:07,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:03:07,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782240322] [2021-11-03 05:03:07,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:03:07,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:03:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:03:59,884 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 05:03:59,884 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:03:59,884 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782240322] [2021-11-03 05:03:59,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782240322] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:03:59,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [852225644] [2021-11-03 05:03:59,885 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 05:03:59,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:03:59,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:03:59,897 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:03:59,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-03 05:04:01,035 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 05:04:01,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 05:04:01,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 2714 conjuncts, 405 conjunts are in the unsatisfiable core [2021-11-03 05:04:01,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:04:02,253 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 05:04:02,253 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:06:42,073 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 05:06:42,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [852225644] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:06:42,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1528333089] [2021-11-03 05:06:42,075 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 05:06:42,075 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:06:42,076 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:06:42,076 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:06:42,076 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:06:42,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 05:06:42,088 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:06:42,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:06:42,091 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_23|], 21=[|v_#valid_30|]} [2021-11-03 05:06:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,097 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 05:06:42,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:06:42,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:06:42,099 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,102 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 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 05:06:42,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:06:42,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 05:06:42,118 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,121 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:06:42,124 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,125 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 05:06:42,127 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 05:06:42,130 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,131 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:06:42,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:06:42,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,133 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:06:42,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:06:42,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:06:42,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:06:42,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,162 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 05:06:42,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:06:42,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:06:42,166 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,170 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:06:42,174 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 05:06:42,174 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 05:06:42,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:06:42,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:06:42,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 05:06:42,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 05:06:42,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 05:06:42,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:06:42,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:06:42,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:06:42,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:06:42,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,249 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 05:06:42,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 05:06:42,251 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 05:06:42,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:06:42,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 05:06:42,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,257 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 05:06:42,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 05:06:42,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:06:42,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 05:06:42,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 05:06:42,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 05:06:42,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,343 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 05:06:42,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:06:42,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 05:06:42,349 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,383 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 05:06:42,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:06:42,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 05:06:42,389 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,403 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,408 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 05:06:42,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 05:06:42,412 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 05:06:42,412 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 05:06:42,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,444 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 05:06:42,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,446 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 05:06:42,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 05:06:42,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 05:06:42,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:06:42,453 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 05:06:42,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:06:42,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 05:06:42,454 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 05:06:42,458 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 05:06:42,458 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 05:06:42,461 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 05:06:42,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 05:06:42,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,486 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.4 percent of original size [2021-11-03 05:06:42,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 05:06:42,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,513 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 05:06:42,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 05:06:42,520 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 05:06:42,526 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 05:06:42,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 05:06:42,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 05:06:42,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:06:42,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:06:42,543 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,552 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 05:06:42,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:06:42,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:06:42,554 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,559 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,562 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-03 05:06:42,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 05:06:42,564 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:06:42,564 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-03 05:06:42,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 05:06:42,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,591 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 05:06:42,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 05:06:42,599 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 05:06:42,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,601 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 05:06:42,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 05:06:42,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:06:42,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 05:06:42,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:06:42,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:06:42,616 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 05:06:42,624 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 05:06:42,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:06:42,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:06:42,626 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,632 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 05:06:42,637 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 05:06:42,637 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 05:06:42,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,652 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 05:06:42,653 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,653 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 05:06:42,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 05:06:42,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:06:42,659 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 05:06:42,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:06:42,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 05:06:42,660 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,662 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 05:06:42,664 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,664 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 05:06:42,667 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 05:06:42,669 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:06:42,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 05:06:42,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 05:06:42,675 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 05:06:42,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:06:42,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 05:06:42,676 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,678 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 05:06:42,679 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 05:06:42,679 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 05:06:42,680 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 05:06:42,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:06:42,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:06:42,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 208 [2021-11-03 05:06:42,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:06:42,815 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 05:06:42,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 05:06:42,822 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 05:06:45,578 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 05:06:45,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 05:06:45,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [405, 405, 405] total 810 [2021-11-03 05:06:45,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252325394] [2021-11-03 05:06:45,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 811 states [2021-11-03 05:06:45,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:06:45,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 811 interpolants. [2021-11-03 05:06:45,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=328489, Invalid=339817, Unknown=0, NotChecked=0, Total=668306 [2021-11-03 05:06:45,679 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 05:07:01,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:07:01,072 INFO L93 Difference]: Finished difference Result 936 states and 1348 transitions. [2021-11-03 05:07:01,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 810 states. [2021-11-03 05:07:01,073 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 05:07:01,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:07:01,079 INFO L225 Difference]: With dead ends: 936 [2021-11-03 05:07:01,079 INFO L226 Difference]: Without dead ends: 873 [2021-11-03 05:07:01,112 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1804 GetRequests, 988 SyntacticMatches, 0 SemanticMatches, 816 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10096 ImplicationChecksByTransitivity, 212.2s TimeCoverageRelationStatistics Valid=328489, Invalid=339817, Unknown=0, NotChecked=0, Total=668306 [2021-11-03 05:07:01,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2021-11-03 05:07:01,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 873. [2021-11-03 05:07:01,143 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 05:07:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 877 transitions. [2021-11-03 05:07:01,146 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 877 transitions. Word has length 467 [2021-11-03 05:07:01,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:07:01,147 INFO L470 AbstractCegarLoop]: Abstraction has 873 states and 877 transitions. [2021-11-03 05:07:01,148 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 05:07:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 877 transitions. [2021-11-03 05:07:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2021-11-03 05:07:01,156 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:07:01,156 INFO L513 BasicCegarLoop]: trace histogram [808, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 05:07:01,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-03 05:07:01,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable586 [2021-11-03 05:07:01,371 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 05:07:01,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:07:01,373 INFO L85 PathProgramCache]: Analyzing trace with hash -924274646, now seen corresponding path program 13 times [2021-11-03 05:07:01,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:07:01,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396594070] [2021-11-03 05:07:01,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:07:01,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:07:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:10:38,305 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 05:10:38,306 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:10:38,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396594070] [2021-11-03 05:10:38,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396594070] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:10:38,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798446555] [2021-11-03 05:10:38,306 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 05:10:38,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:10:38,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:10:38,307 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:10:38,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_274eb24b-1c18-4d32-9cb7-586ad04d6b0a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-03 05:10:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:10:40,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 5144 conjuncts, 810 conjunts are in the unsatisfiable core [2021-11-03 05:10:40,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:10:42,387 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 05:10:42,387 INFO L328 TraceCheckSpWp]: Computing backward predicates...