./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs --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 2f188ac4b0bdfe335e0fcb7c5645493965a99a7b8a1d7a552e9d512c30775fb8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 15:46:27,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 15:46:27,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 15:46:27,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 15:46:27,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 15:46:27,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 15:46:27,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 15:46:27,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 15:46:27,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 15:46:27,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 15:46:27,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 15:46:27,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 15:46:27,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 15:46:27,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 15:46:27,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 15:46:27,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 15:46:27,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 15:46:27,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 15:46:27,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 15:46:27,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 15:46:27,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 15:46:27,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 15:46:27,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 15:46:27,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 15:46:27,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 15:46:27,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 15:46:27,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 15:46:27,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 15:46:27,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 15:46:27,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 15:46:27,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 15:46:27,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 15:46:27,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 15:46:27,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 15:46:27,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 15:46:27,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 15:46:27,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 15:46:27,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 15:46:27,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 15:46:27,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 15:46:27,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 15:46:27,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 15:46:27,232 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 15:46:27,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 15:46:27,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 15:46:27,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 15:46:27,234 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 15:46:27,238 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 15:46:27,238 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 15:46:27,238 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 15:46:27,239 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 15:46:27,239 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 15:46:27,239 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 15:46:27,240 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 15:46:27,240 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 15:46:27,240 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 15:46:27,241 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 15:46:27,242 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 15:46:27,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 15:46:27,244 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 15:46:27,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 15:46:27,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 15:46:27,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 15:46:27,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 15:46:27,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 15:46:27,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 15:46:27,247 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 15:46:27,247 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 15:46:27,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 15:46:27,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 15:46:27,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 15:46:27,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 15:46:27,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 15:46:27,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 15:46:27,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 15:46:27,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 15:46:27,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 15:46:27,251 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 15:46:27,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 15:46:27,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 15:46:27,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 15:46:27,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 15:46:27,252 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_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f188ac4b0bdfe335e0fcb7c5645493965a99a7b8a1d7a552e9d512c30775fb8 [2021-11-19 15:46:27,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 15:46:27,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 15:46:27,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 15:46:27,570 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 15:46:27,571 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 15:46:27,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i [2021-11-19 15:46:27,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/data/ee6e3b1d4/d3de644a4a5d4f25ad304ef5b0e25806/FLAGe4a47e662 [2021-11-19 15:46:28,156 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 15:46:28,156 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2021-11-19 15:46:28,182 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/data/ee6e3b1d4/d3de644a4a5d4f25ad304ef5b0e25806/FLAGe4a47e662 [2021-11-19 15:46:28,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/data/ee6e3b1d4/d3de644a4a5d4f25ad304ef5b0e25806 [2021-11-19 15:46:28,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 15:46:28,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 15:46:28,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 15:46:28,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 15:46:28,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 15:46:28,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:46:28" (1/1) ... [2021-11-19 15:46:28,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d7d31a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:28, skipping insertion in model container [2021-11-19 15:46:28,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:46:28" (1/1) ... [2021-11-19 15:46:28,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 15:46:28,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 15:46:28,893 WARN L230 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_b25f980b-87a3-4460-96ed-4423572414cf/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2021-11-19 15:46:29,090 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 15:46:29,114 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 15:46:29,144 WARN L230 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_b25f980b-87a3-4460-96ed-4423572414cf/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2021-11-19 15:46:29,248 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 15:46:29,283 INFO L208 MainTranslator]: Completed translation [2021-11-19 15:46:29,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29 WrapperNode [2021-11-19 15:46:29,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 15:46:29,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 15:46:29,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 15:46:29,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 15:46:29,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,398 INFO L137 Inliner]: procedures = 144, calls = 356, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 667 [2021-11-19 15:46:29,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 15:46:29,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 15:46:29,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 15:46:29,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 15:46:29,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 15:46:29,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 15:46:29,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 15:46:29,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 15:46:29,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (1/1) ... [2021-11-19 15:46:29,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 15:46:29,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:46:29,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 15:46:29,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 15:46:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 15:46:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-19 15:46:29,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-19 15:46:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 15:46:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-19 15:46:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-19 15:46:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 15:46:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 15:46:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 15:46:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-11-19 15:46:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-11-19 15:46:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 15:46:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-19 15:46:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-19 15:46:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 15:46:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-11-19 15:46:29,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-11-19 15:46:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 15:46:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 15:46:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 15:46:29,864 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 15:46:29,865 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 15:46:30,171 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-19 15:46:30,171 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != ~__CS_ret~0 % 256); [2021-11-19 15:46:30,171 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-19 15:46:30,171 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != ~__CS_ret~0 % 256); [2021-11-19 15:46:30,172 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2021-11-19 15:46:30,172 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2021-11-19 15:46:30,172 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume !(0 != ~__CS_ret~0 % 256); [2021-11-19 15:46:33,685 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 15:46:33,861 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 15:46:33,863 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-19 15:46:33,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:46:33 BoogieIcfgContainer [2021-11-19 15:46:33,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 15:46:33,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 15:46:33,871 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 15:46:33,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 15:46:33,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 03:46:28" (1/3) ... [2021-11-19 15:46:33,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d76b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:46:33, skipping insertion in model container [2021-11-19 15:46:33,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:46:29" (2/3) ... [2021-11-19 15:46:33,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d76b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:46:33, skipping insertion in model container [2021-11-19 15:46:33,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:46:33" (3/3) ... [2021-11-19 15:46:33,877 INFO L111 eAbstractionObserver]: Analyzing ICFG cs_fib-2.i [2021-11-19 15:46:33,886 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 15:46:33,887 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 15:46:33,951 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 15:46:33,965 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 [2021-11-19 15:46:33,965 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 15:46:34,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 159 states, 86 states have (on average 1.244186046511628) internal successors, (107), 87 states have internal predecessors, (107), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2021-11-19 15:46:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-19 15:46:34,036 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:46:34,038 INFO L514 BasicCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:46:34,038 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:46:34,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:46:34,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1039339957, now seen corresponding path program 1 times [2021-11-19 15:46:34,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:46:34,059 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12046065] [2021-11-19 15:46:34,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:46:34,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:46:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:46:34,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-19 15:46:34,678 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:46:34,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12046065] [2021-11-19 15:46:34,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12046065] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:46:34,680 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:46:34,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 15:46:34,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722750669] [2021-11-19 15:46:34,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:46:34,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 15:46:34,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:46:34,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 15:46:34,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 15:46:34,729 INFO L87 Difference]: Start difference. First operand has 159 states, 86 states have (on average 1.244186046511628) internal successors, (107), 87 states have internal predecessors, (107), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2021-11-19 15:46:36,807 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:46:36,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:46:36,987 INFO L93 Difference]: Finished difference Result 317 states and 484 transitions. [2021-11-19 15:46:36,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 15:46:36,989 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 172 [2021-11-19 15:46:36,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:46:37,007 INFO L225 Difference]: With dead ends: 317 [2021-11-19 15:46:37,008 INFO L226 Difference]: Without dead ends: 159 [2021-11-19 15:46:37,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 15:46:37,023 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 2 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 15:46:37,028 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 432 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 15:46:37,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-19 15:46:37,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 158. [2021-11-19 15:46:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 86 states have (on average 1.2325581395348837) internal successors, (106), 87 states have internal predecessors, (106), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2021-11-19 15:46:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 237 transitions. [2021-11-19 15:46:37,104 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 237 transitions. Word has length 172 [2021-11-19 15:46:37,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:46:37,105 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 237 transitions. [2021-11-19 15:46:37,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2021-11-19 15:46:37,105 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 237 transitions. [2021-11-19 15:46:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-19 15:46:37,110 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:46:37,111 INFO L514 BasicCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:46:37,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 15:46:37,111 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:46:37,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:46:37,112 INFO L85 PathProgramCache]: Analyzing trace with hash 930204918, now seen corresponding path program 1 times [2021-11-19 15:46:37,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:46:37,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284834767] [2021-11-19 15:46:37,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:46:37,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:46:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:46:37,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-19 15:46:37,309 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:46:37,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284834767] [2021-11-19 15:46:37,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284834767] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:46:37,311 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:46:37,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 15:46:37,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148127720] [2021-11-19 15:46:37,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:46:37,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 15:46:37,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:46:37,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 15:46:37,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 15:46:37,319 INFO L87 Difference]: Start difference. First operand 158 states and 237 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2021-11-19 15:46:39,384 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:46:39,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:46:39,564 INFO L93 Difference]: Finished difference Result 315 states and 474 transitions. [2021-11-19 15:46:39,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 15:46:39,568 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 174 [2021-11-19 15:46:39,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:46:39,570 INFO L225 Difference]: With dead ends: 315 [2021-11-19 15:46:39,571 INFO L226 Difference]: Without dead ends: 159 [2021-11-19 15:46:39,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 15:46:39,573 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 0 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 15:46:39,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 431 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 15:46:39,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-19 15:46:39,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2021-11-19 15:46:39,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 87 states have (on average 1.2298850574712643) internal successors, (107), 88 states have internal predecessors, (107), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2021-11-19 15:46:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 238 transitions. [2021-11-19 15:46:39,623 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 238 transitions. Word has length 174 [2021-11-19 15:46:39,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:46:39,625 INFO L470 AbstractCegarLoop]: Abstraction has 159 states and 238 transitions. [2021-11-19 15:46:39,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2021-11-19 15:46:39,626 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2021-11-19 15:46:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-19 15:46:39,632 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:46:39,632 INFO L514 BasicCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:46:39,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 15:46:39,633 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:46:39,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:46:39,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1108929859, now seen corresponding path program 1 times [2021-11-19 15:46:39,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:46:39,634 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807126086] [2021-11-19 15:46:39,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:46:39,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:46:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:46:39,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-19 15:46:39,767 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:46:39,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807126086] [2021-11-19 15:46:39,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807126086] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 15:46:39,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551074892] [2021-11-19 15:46:39,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:46:39,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:46:39,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:46:39,770 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 15:46:39,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-19 15:46:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:46:40,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 15:46:40,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:46:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-19 15:46:40,709 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:46:41,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-19 15:46:41,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [551074892] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 15:46:41,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1871733583] [2021-11-19 15:46:41,393 INFO L159 IcfgInterpreter]: Started Sifa with 96 locations of interest [2021-11-19 15:46:41,393 INFO L166 IcfgInterpreter]: Building call graph [2021-11-19 15:46:41,399 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-19 15:46:41,406 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-19 15:46:41,406 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-19 15:46:42,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,022 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:42,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:46:42,024 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:42,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:46:42,026 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:42,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-19 15:46:42,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:42,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-19 15:46:42,035 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:42,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:46:42,037 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:42,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-19 15:46:42,041 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:42,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 272 [2021-11-19 15:46:42,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 793 [2021-11-19 15:46:42,133 INFO L446 ElimStorePlain]: Different costs {0=[v_~__CS_thread~0.base_39, v_~__CS_thread~0.offset_39], 22=[|v_#length_29|], 297=[|v_#valid_76|]} [2021-11-19 15:46:42,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:46:42,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:46:42,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:46:42,190 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:42,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:42,264 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:46:42,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:46:42,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:46:42,314 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:42,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:42,382 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:42,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:42,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,432 INFO L244 Elim1Store]: Index analysis took 1004 ms [2021-11-19 15:46:43,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 95 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 72 [2021-11-19 15:46:43,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:43,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-19 15:46:43,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:43,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-19 15:46:43,446 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:43,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:43,523 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:43,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:43,935 INFO L244 Elim1Store]: Index analysis took 193 ms [2021-11-19 15:46:44,162 INFO L354 Elim1Store]: treesize reduction 253, result has 12.5 percent of original size [2021-11-19 15:46:44,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 80 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 25 case distinctions, treesize of input 151 treesize of output 157 [2021-11-19 15:46:44,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:46:44,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:46:44,188 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:44,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:44,279 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,284 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_288|, |v_#memory_$Pointer$.offset_288|], 6=[|v_#memory_int_228|]} [2021-11-19 15:46:44,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-19 15:46:44,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:46:44,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:46:44,319 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:44,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:44,401 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-19 15:46:44,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:46:44,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:46:44,436 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:44,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:44,512 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:44,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:44,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:44,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:44,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:44,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 70 [2021-11-19 15:46:44,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 15:46:44,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 15:46:44,572 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:44,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:44,647 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 648 [2021-11-19 15:46:44,695 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-19 15:46:44,696 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:783, output treesize:648 [2021-11-19 15:46:44,761 INFO L180 QuantifierPusher]: treesize reduction 810, result has 0.1 percent of original size [2021-11-19 15:46:44,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 15:46:44,794 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.3 percent of original size [2021-11-19 15:46:44,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,820 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,821 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:46:44,821 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-19 15:46:44,822 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 274 [2021-11-19 15:46:44,827 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,828 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:44,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:44,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:44,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:44,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-19 15:46:44,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,838 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:44,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:44,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:44,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-19 15:46:44,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,863 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:44,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:44,866 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:46:44,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:46:44,875 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:44,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:44,879 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,881 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:44,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:46:44,884 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,886 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:44,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:46:44,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-19 15:46:44,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:44,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-19 15:46:44,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-19 15:46:44,902 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,903 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:44,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:44,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,908 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:44,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:44,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,928 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:46:44,932 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:46:44,940 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,941 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:44,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:44,945 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:44,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:46:44,951 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,953 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:44,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:46:44,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-19 15:46:44,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,960 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,966 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:44,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-19 15:46:44,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-19 15:46:44,971 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,973 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:44,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:44,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:44,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:44,981 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,987 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:46:44,990 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,992 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:44,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:44,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-19 15:46:44,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:44,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,000 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:45,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:45,002 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,003 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,004 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:45,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:45,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,007 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:45,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:46:45,010 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:45,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-19 15:46:45,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:46:45,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:45,022 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:45,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-19 15:46:45,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 818 [2021-11-19 15:46:45,067 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_147|, |v_#memory_$Pointer$.offset_147|], 3=[|v_#memory_$Pointer$.offset_290|, |v_#memory_$Pointer$.base_290|], 36=[|v_#memory_int_230|]} [2021-11-19 15:46:45,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:45,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,098 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:45,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:45,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,102 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:45,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:45,104 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:46:45,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:45,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,139 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:45,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:45,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,141 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:45,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:45,147 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:46:45,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:45,419 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:45,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:45,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:45,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,451 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,452 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:45,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:45,453 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:46:45,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:45,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:45,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:45,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,499 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:45,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:45,501 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:46:45,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:45,726 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:45,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2021-11-19 15:46:45,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,838 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:46:45,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-19 15:46:45,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:45,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-19 15:46:45,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:45,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2021-11-19 15:46:45,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 15:46:45,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:45,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 15:46:45,933 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:45,934 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: SIMPLIFY_QUICK does not support simplification with respect to context at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:175) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:259) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:625) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimOneRec(ElimStorePlain.java:301) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:607) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:242) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:402) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:228) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:125) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:98) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-19 15:46:45,936 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 15:46:45,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-11-19 15:46:45,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101659374] [2021-11-19 15:46:45,937 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 15:46:45,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 15:46:45,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:46:45,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 15:46:45,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-19 15:46:45,941 INFO L87 Difference]: Start difference. First operand 159 states and 238 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2021-11-19 15:46:48,007 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:46:48,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:46:48,162 INFO L93 Difference]: Finished difference Result 318 states and 478 transitions. [2021-11-19 15:46:48,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 15:46:48,163 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) Word has length 175 [2021-11-19 15:46:48,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:46:48,166 INFO L225 Difference]: With dead ends: 318 [2021-11-19 15:46:48,166 INFO L226 Difference]: Without dead ends: 161 [2021-11-19 15:46:48,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 347 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-19 15:46:48,169 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 0 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 15:46:48,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 431 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 15:46:48,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2021-11-19 15:46:48,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2021-11-19 15:46:48,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 89 states have (on average 1.2247191011235956) internal successors, (109), 90 states have internal predecessors, (109), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2021-11-19 15:46:48,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 240 transitions. [2021-11-19 15:46:48,190 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 240 transitions. Word has length 175 [2021-11-19 15:46:48,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:46:48,190 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 240 transitions. [2021-11-19 15:46:48,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 1 states have call successors, (81), 2 states have call predecessors, (81), 2 states have return successors, (80), 1 states have call predecessors, (80), 1 states have call successors, (80) [2021-11-19 15:46:48,191 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 240 transitions. [2021-11-19 15:46:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-19 15:46:48,194 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:46:48,194 INFO L514 BasicCegarLoop]: trace histogram [40, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:46:48,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-19 15:46:48,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:46:48,407 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:46:48,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:46:48,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1984555101, now seen corresponding path program 2 times [2021-11-19 15:46:48,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:46:48,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491723923] [2021-11-19 15:46:48,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:46:48,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:46:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:46:48,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2021-11-19 15:46:48,568 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:46:48,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491723923] [2021-11-19 15:46:48,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491723923] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 15:46:48,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736849488] [2021-11-19 15:46:48,569 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 15:46:48,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:46:48,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:46:48,571 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 15:46:48,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-19 15:46:48,819 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-19 15:46:48,819 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 15:46:48,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-19 15:46:48,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:46:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2021-11-19 15:46:50,359 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:46:51,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2021-11-19 15:46:51,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1736849488] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 15:46:51,078 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 15:46:51,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [4] total 8 [2021-11-19 15:46:51,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569993167] [2021-11-19 15:46:51,078 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 15:46:51,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 15:46:51,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:46:51,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 15:46:51,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-19 15:46:51,081 INFO L87 Difference]: Start difference. First operand 161 states and 240 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (82), 3 states have call predecessors, (82), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2021-11-19 15:46:53,151 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:46:53,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:46:53,641 INFO L93 Difference]: Finished difference Result 319 states and 475 transitions. [2021-11-19 15:46:53,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 15:46:53,642 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (82), 3 states have call predecessors, (82), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 177 [2021-11-19 15:46:53,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:46:53,651 INFO L225 Difference]: With dead ends: 319 [2021-11-19 15:46:53,653 INFO L226 Difference]: Without dead ends: 317 [2021-11-19 15:46:53,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 349 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-19 15:46:53,655 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 111 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 40 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-19 15:46:53,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 1246 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 111 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2021-11-19 15:46:53,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2021-11-19 15:46:53,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 314. [2021-11-19 15:46:53,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 171 states have (on average 1.2163742690058479) internal successors, (208), 173 states have internal predecessors, (208), 131 states have call successors, (131), 11 states have call predecessors, (131), 11 states have return successors, (132), 129 states have call predecessors, (132), 129 states have call successors, (132) [2021-11-19 15:46:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 471 transitions. [2021-11-19 15:46:53,702 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 471 transitions. Word has length 177 [2021-11-19 15:46:53,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:46:53,703 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 471 transitions. [2021-11-19 15:46:53,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (82), 3 states have call predecessors, (82), 2 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2021-11-19 15:46:53,704 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 471 transitions. [2021-11-19 15:46:53,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-19 15:46:53,722 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:46:53,723 INFO L514 BasicCegarLoop]: trace histogram [40, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:46:53,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-19 15:46:53,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-19 15:46:53,938 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:46:53,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:46:53,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1705976935, now seen corresponding path program 1 times [2021-11-19 15:46:53,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:46:53,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697772019] [2021-11-19 15:46:53,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:46:53,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:46:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:46:54,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2021-11-19 15:46:54,049 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:46:54,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697772019] [2021-11-19 15:46:54,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697772019] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 15:46:54,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325780533] [2021-11-19 15:46:54,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:46:54,050 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:46:54,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:46:54,068 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 15:46:54,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-19 15:46:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:46:54,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 15:46:54,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:46:54,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2021-11-19 15:46:54,828 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:46:55,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2021-11-19 15:46:55,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1325780533] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 15:46:55,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2136493783] [2021-11-19 15:46:55,339 INFO L159 IcfgInterpreter]: Started Sifa with 99 locations of interest [2021-11-19 15:46:55,339 INFO L166 IcfgInterpreter]: Building call graph [2021-11-19 15:46:55,340 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-19 15:46:55,341 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-19 15:46:55,341 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-19 15:46:55,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,721 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:55,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:46:55,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:55,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-19 15:46:55,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:55,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:46:55,727 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:55,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:46:55,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:55,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 272 [2021-11-19 15:46:55,732 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:55,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-19 15:46:55,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:55,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-19 15:46:55,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 793 [2021-11-19 15:46:55,795 INFO L446 ElimStorePlain]: Different costs {0=[v_~__CS_thread~0.base_42, v_~__CS_thread~0.offset_42], 22=[|v_#length_30|], 297=[|v_#valid_77|]} [2021-11-19 15:46:55,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:46:55,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:46:55,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:46:55,837 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:55,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:55,885 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:46:55,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:46:55,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:55,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:46:55,924 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:55,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:55,972 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:56,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,694 INFO L244 Elim1Store]: Index analysis took 676 ms [2021-11-19 15:46:56,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 95 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 72 [2021-11-19 15:46:56,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:56,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-19 15:46:56,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:56,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-19 15:46:56,709 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:56,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:56,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:56,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:56,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,162 INFO L244 Elim1Store]: Index analysis took 201 ms [2021-11-19 15:46:57,346 INFO L354 Elim1Store]: treesize reduction 253, result has 12.5 percent of original size [2021-11-19 15:46:57,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 80 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 25 case distinctions, treesize of input 151 treesize of output 157 [2021-11-19 15:46:57,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:46:57,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:46:57,398 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:57,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:57,481 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,486 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_301|, |v_#memory_$Pointer$.offset_301|], 6=[|v_#memory_int_242|]} [2021-11-19 15:46:57,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-19 15:46:57,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:46:57,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:46:57,520 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:57,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:57,596 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-19 15:46:57,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:46:57,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:46:57,630 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:57,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:57,695 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:57,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 70 [2021-11-19 15:46:57,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 15:46:57,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 15:46:57,752 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:57,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:57,818 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:57,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 648 [2021-11-19 15:46:57,902 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-19 15:46:57,903 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:783, output treesize:648 [2021-11-19 15:46:57,952 INFO L180 QuantifierPusher]: treesize reduction 810, result has 0.1 percent of original size [2021-11-19 15:46:57,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 15:46:58,007 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.3 percent of original size [2021-11-19 15:46:58,028 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,030 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:46:58,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-19 15:46:58,032 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 274 [2021-11-19 15:46:58,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,037 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:58,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:58,039 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,042 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:58,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:58,045 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-19 15:46:58,046 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,048 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:58,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:58,050 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,056 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-19 15:46:58,070 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,076 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:58,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:58,078 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:46:58,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:46:58,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:58,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:58,092 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,094 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:46:58,096 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,100 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:46:58,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-19 15:46:58,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,111 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-19 15:46:58,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-19 15:46:58,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,117 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:58,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:58,119 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,121 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,124 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,125 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:58,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:58,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,129 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:46:58,131 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:46:58,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:58,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:58,139 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,141 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:46:58,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:46:58,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-19 15:46:58,150 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,153 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-19 15:46:58,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-19 15:46:58,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,159 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:58,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:58,162 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:58,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:58,167 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:46:58,171 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-19 15:46:58,175 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,176 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:46:58,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:46:58,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,180 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:58,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:58,182 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,184 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:46:58,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-19 15:46:58,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:46:58,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,192 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:46:58,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:46:58,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-19 15:46:58,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 818 [2021-11-19 15:46:58,253 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_147|, |v_#memory_$Pointer$.offset_147|], 3=[|v_#memory_$Pointer$.offset_303|, |v_#memory_$Pointer$.base_303|], 36=[|v_#memory_int_244|]} [2021-11-19 15:46:58,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:58,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,289 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:58,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:58,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,291 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:58,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:58,293 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:46:58,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:58,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,320 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:58,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:58,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,322 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:46:58,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:46:58,324 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:46:58,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:58,518 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:58,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,560 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:58,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:58,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,563 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:46:58,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:46:58,565 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:46:58,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:58,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,610 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:58,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:58,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,615 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:46:58,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:46:58,616 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:46:58,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:46:58,802 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:46:58,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2021-11-19 15:46:58,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:46:58,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-19 15:46:58,914 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:46:58,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:58,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-19 15:46:58,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-19 15:46:59,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-19 15:46:59,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:59,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 15:46:59,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:46:59,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 15:46:59,015 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-19 15:46:59,016 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: SIMPLIFY_QUICK does not support simplification with respect to context at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:175) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:259) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:625) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimOneRec(ElimStorePlain.java:301) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:607) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:242) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:402) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:228) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:125) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:98) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-19 15:46:59,017 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 15:46:59,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 4] total 7 [2021-11-19 15:46:59,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418707518] [2021-11-19 15:46:59,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 15:46:59,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 15:46:59,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:46:59,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 15:46:59,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:46:59,020 INFO L87 Difference]: Start difference. First operand 314 states and 471 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (82), 1 states have call predecessors, (82), 1 states have call successors, (82) [2021-11-19 15:47:01,107 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:01,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:01,308 INFO L93 Difference]: Finished difference Result 636 states and 954 transitions. [2021-11-19 15:47:01,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 15:47:01,309 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (82), 1 states have call predecessors, (82), 1 states have call successors, (82) Word has length 182 [2021-11-19 15:47:01,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:01,313 INFO L225 Difference]: With dead ends: 636 [2021-11-19 15:47:01,313 INFO L226 Difference]: Without dead ends: 329 [2021-11-19 15:47:01,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:47:01,316 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 8 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:01,317 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 645 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-19 15:47:01,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-11-19 15:47:01,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2021-11-19 15:47:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 186 states have (on average 1.2150537634408602) internal successors, (226), 188 states have internal predecessors, (226), 131 states have call successors, (131), 11 states have call predecessors, (131), 11 states have return successors, (132), 129 states have call predecessors, (132), 129 states have call successors, (132) [2021-11-19 15:47:01,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 489 transitions. [2021-11-19 15:47:01,365 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 489 transitions. Word has length 182 [2021-11-19 15:47:01,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:01,365 INFO L470 AbstractCegarLoop]: Abstraction has 329 states and 489 transitions. [2021-11-19 15:47:01,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (82), 1 states have call predecessors, (82), 1 states have call successors, (82) [2021-11-19 15:47:01,366 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 489 transitions. [2021-11-19 15:47:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-19 15:47:01,370 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:01,371 INFO L514 BasicCegarLoop]: trace histogram [40, 12, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:01,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-19 15:47:01,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-19 15:47:01,593 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:01,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:01,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1769917625, now seen corresponding path program 2 times [2021-11-19 15:47:01,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:01,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007971463] [2021-11-19 15:47:01,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:01,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:47:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:01,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1692 backedges. 2 proven. 106 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2021-11-19 15:47:01,933 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:47:01,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007971463] [2021-11-19 15:47:01,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007971463] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 15:47:01,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952922817] [2021-11-19 15:47:01,934 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 15:47:01,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:47:01,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:47:01,935 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 15:47:01,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-19 15:47:02,199 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-19 15:47:02,199 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 15:47:02,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 15:47:02,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:47:02,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1692 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1692 trivial. 0 not checked. [2021-11-19 15:47:02,718 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:47:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1692 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1690 trivial. 0 not checked. [2021-11-19 15:47:03,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952922817] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 15:47:03,223 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 15:47:03,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 9 [2021-11-19 15:47:03,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92802665] [2021-11-19 15:47:03,224 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 15:47:03,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 15:47:03,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:47:03,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 15:47:03,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-19 15:47:03,226 INFO L87 Difference]: Start difference. First operand 329 states and 489 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (82), 1 states have call predecessors, (82), 1 states have call successors, (82) [2021-11-19 15:47:05,292 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:05,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:05,462 INFO L93 Difference]: Finished difference Result 629 states and 939 transitions. [2021-11-19 15:47:05,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 15:47:05,463 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (82), 1 states have call predecessors, (82), 1 states have call successors, (82) Word has length 197 [2021-11-19 15:47:05,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:05,467 INFO L225 Difference]: With dead ends: 629 [2021-11-19 15:47:05,468 INFO L226 Difference]: Without dead ends: 329 [2021-11-19 15:47:05,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-19 15:47:05,478 INFO L933 BasicCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:05,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 428 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 15:47:05,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-11-19 15:47:05,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2021-11-19 15:47:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 186 states have (on average 1.2096774193548387) internal successors, (225), 188 states have internal predecessors, (225), 131 states have call successors, (131), 11 states have call predecessors, (131), 11 states have return successors, (132), 129 states have call predecessors, (132), 129 states have call successors, (132) [2021-11-19 15:47:05,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 488 transitions. [2021-11-19 15:47:05,520 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 488 transitions. Word has length 197 [2021-11-19 15:47:05,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:05,523 INFO L470 AbstractCegarLoop]: Abstraction has 329 states and 488 transitions. [2021-11-19 15:47:05,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (82), 1 states have call predecessors, (82), 1 states have call successors, (82) [2021-11-19 15:47:05,523 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 488 transitions. [2021-11-19 15:47:05,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-19 15:47:05,529 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:05,529 INFO L514 BasicCegarLoop]: trace histogram [41, 12, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:05,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-19 15:47:05,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-11-19 15:47:05,742 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:05,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:05,742 INFO L85 PathProgramCache]: Analyzing trace with hash -820348324, now seen corresponding path program 1 times [2021-11-19 15:47:05,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:05,742 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256153619] [2021-11-19 15:47:05,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:05,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:47:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:06,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 2 proven. 106 refuted. 0 times theorem prover too weak. 1664 trivial. 0 not checked. [2021-11-19 15:47:06,021 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:47:06,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256153619] [2021-11-19 15:47:06,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256153619] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 15:47:06,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624917057] [2021-11-19 15:47:06,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:06,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:47:06,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:47:06,023 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 15:47:06,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-19 15:47:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:06,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 1124 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 15:47:06,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:47:06,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 1666 trivial. 0 not checked. [2021-11-19 15:47:06,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:47:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 2 proven. 106 refuted. 0 times theorem prover too weak. 1664 trivial. 0 not checked. [2021-11-19 15:47:07,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624917057] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 15:47:07,372 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2004255103] [2021-11-19 15:47:07,376 INFO L159 IcfgInterpreter]: Started Sifa with 112 locations of interest [2021-11-19 15:47:07,377 INFO L166 IcfgInterpreter]: Building call graph [2021-11-19 15:47:07,378 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-19 15:47:07,378 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-19 15:47:07,378 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-19 15:47:07,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,668 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:07,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-19 15:47:07,671 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:07,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 272 [2021-11-19 15:47:07,673 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:07,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:07,675 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:07,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-19 15:47:07,677 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:07,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:47:07,678 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:07,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:47:07,679 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:07,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-19 15:47:07,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 793 [2021-11-19 15:47:07,710 INFO L446 ElimStorePlain]: Different costs {0=[v_~__CS_thread~0.offset_47, v_~__CS_thread~0.base_47], 22=[|v_#length_35|], 297=[|v_#valid_83|]} [2021-11-19 15:47:07,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:47:07,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:47:07,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:47:07,755 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:07,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:07,802 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:47:07,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:47:07,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:47:07,844 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:07,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:07,895 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:07,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:07,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:07,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:07,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:07,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:07,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:07,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,708 INFO L244 Elim1Store]: Index analysis took 773 ms [2021-11-19 15:47:08,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 95 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 72 [2021-11-19 15:47:08,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:08,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-19 15:47:08,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:08,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-19 15:47:08,717 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:08,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:08,789 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:08,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:08,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,223 INFO L244 Elim1Store]: Index analysis took 215 ms [2021-11-19 15:47:09,445 INFO L354 Elim1Store]: treesize reduction 253, result has 12.5 percent of original size [2021-11-19 15:47:09,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 80 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 25 case distinctions, treesize of input 151 treesize of output 157 [2021-11-19 15:47:09,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,464 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:47:09,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:47:09,472 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:09,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:09,532 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,537 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_325|, |v_#memory_$Pointer$.base_325|], 6=[|v_#memory_int_267|]} [2021-11-19 15:47:09,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-19 15:47:09,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:47:09,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:47:09,572 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:09,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:09,624 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-19 15:47:09,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:47:09,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:47:09,650 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:09,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:09,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:09,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 70 [2021-11-19 15:47:09,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 15:47:09,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 15:47:09,754 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:09,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:09,803 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 648 [2021-11-19 15:47:09,845 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-19 15:47:09,846 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:783, output treesize:648 [2021-11-19 15:47:09,923 INFO L180 QuantifierPusher]: treesize reduction 810, result has 0.1 percent of original size [2021-11-19 15:47:09,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 15:47:09,953 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.3 percent of original size [2021-11-19 15:47:09,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,970 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-19 15:47:09,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-19 15:47:09,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 286 [2021-11-19 15:47:09,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 15:47:09,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-19 15:47:09,978 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:09,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-19 15:47:09,981 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-19 15:47:09,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 15:47:09,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-19 15:47:09,986 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,991 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:09,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:09,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:09,999 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-19 15:47:10,002 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,009 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,014 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:47:10,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-19 15:47:10,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,017 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 15:47:10,019 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,020 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-19 15:47:10,023 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,024 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:47:10,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-19 15:47:10,027 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,029 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:47:10,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,036 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-19 15:47:10,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-19 15:47:10,039 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,041 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,043 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-19 15:47:10,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-19 15:47:10,047 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,057 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 15:47:10,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-19 15:47:10,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,062 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,064 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,066 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:47:10,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-19 15:47:10,067 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,068 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 15:47:10,071 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-19 15:47:10,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,077 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:47:10,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-19 15:47:10,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,080 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:47:10,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-19 15:47:10,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-19 15:47:10,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,094 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-19 15:47:10,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-19 15:47:10,107 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 15:47:10,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-19 15:47:10,114 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:47:10,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-19 15:47:10,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,119 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:47:10,121 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,123 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-19 15:47:10,125 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 15:47:10,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-19 15:47:10,129 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,130 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:47:10,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-19 15:47:10,132 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,134 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-19 15:47:10,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,137 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-19 15:47:10,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-11-19 15:47:10,140 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-19 15:47:10,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:10,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-19 15:47:10,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 852 [2021-11-19 15:47:10,186 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_147|, |v_#memory_$Pointer$.offset_147|], 3=[|v_#memory_$Pointer$.offset_327|, |v_#memory_$Pointer$.base_327|], 36=[|v_#memory_int_269|]} [2021-11-19 15:47:10,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:10,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,215 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:10,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-19 15:47:10,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:10,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-19 15:47:10,220 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:47:10,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:10,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:10,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-19 15:47:10,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:10,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-19 15:47:10,252 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:47:10,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:10,363 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:47:10,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:47:10,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-19 15:47:10,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,383 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:47:10,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-19 15:47:10,385 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:47:10,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:47:10,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,404 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:47:10,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-19 15:47:10,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,406 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:47:10,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-19 15:47:10,407 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:47:10,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:10,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:10,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2021-11-19 15:47:10,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,640 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-19 15:47:10,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-19 15:47:10,642 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:10,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:47:10,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:47:10,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 13 [2021-11-19 15:47:10,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-19 15:47:10,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:10,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-19 15:47:10,727 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:10,727 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: SIMPLIFY_QUICK does not support simplification with respect to context at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:175) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:259) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:625) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimOneRec(ElimStorePlain.java:301) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:607) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:242) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:402) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:228) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:125) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:98) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-19 15:47:10,728 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 15:47:10,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 9 [2021-11-19 15:47:10,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634280304] [2021-11-19 15:47:10,728 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 15:47:10,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 15:47:10,730 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:47:10,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 15:47:10,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-11-19 15:47:10,731 INFO L87 Difference]: Start difference. First operand 329 states and 488 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 2 states have call successors, (89), 2 states have call predecessors, (89), 2 states have return successors, (88), 2 states have call predecessors, (88), 2 states have call successors, (88) [2021-11-19 15:47:12,838 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:13,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:13,032 INFO L93 Difference]: Finished difference Result 646 states and 963 transitions. [2021-11-19 15:47:13,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 15:47:13,033 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 2 states have call successors, (89), 2 states have call predecessors, (89), 2 states have return successors, (88), 2 states have call predecessors, (88), 2 states have call successors, (88) Word has length 212 [2021-11-19 15:47:13,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:13,037 INFO L225 Difference]: With dead ends: 646 [2021-11-19 15:47:13,037 INFO L226 Difference]: Without dead ends: 339 [2021-11-19 15:47:13,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 429 GetRequests, 421 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-11-19 15:47:13,040 INFO L933 BasicCegarLoop]: 214 mSDtfsCounter, 12 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:13,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 856 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 84 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-19 15:47:13,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-11-19 15:47:13,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 339. [2021-11-19 15:47:13,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 196 states have (on average 1.2091836734693877) internal successors, (237), 198 states have internal predecessors, (237), 131 states have call successors, (131), 11 states have call predecessors, (131), 11 states have return successors, (132), 129 states have call predecessors, (132), 129 states have call successors, (132) [2021-11-19 15:47:13,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 500 transitions. [2021-11-19 15:47:13,070 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 500 transitions. Word has length 212 [2021-11-19 15:47:13,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:13,070 INFO L470 AbstractCegarLoop]: Abstraction has 339 states and 500 transitions. [2021-11-19 15:47:13,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 2 states have call successors, (89), 2 states have call predecessors, (89), 2 states have return successors, (88), 2 states have call predecessors, (88), 2 states have call successors, (88) [2021-11-19 15:47:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 500 transitions. [2021-11-19 15:47:13,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-19 15:47:13,076 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:13,076 INFO L514 BasicCegarLoop]: trace histogram [41, 18, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:13,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-19 15:47:13,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-11-19 15:47:13,291 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:13,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:13,292 INFO L85 PathProgramCache]: Analyzing trace with hash -240959716, now seen corresponding path program 2 times [2021-11-19 15:47:13,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:13,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725668415] [2021-11-19 15:47:13,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:13,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:47:20,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:20,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1939 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2021-11-19 15:47:20,816 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:47:20,816 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725668415] [2021-11-19 15:47:20,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725668415] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:47:20,816 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:47:20,816 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 15:47:20,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554903791] [2021-11-19 15:47:20,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:47:20,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 15:47:20,817 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:47:20,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 15:47:20,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:47:20,818 INFO L87 Difference]: Start difference. First operand 339 states and 500 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (44), 3 states have call predecessors, (44), 4 states have call successors, (44) [2021-11-19 15:47:22,892 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:23,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:23,682 INFO L93 Difference]: Finished difference Result 351 states and 511 transitions. [2021-11-19 15:47:23,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 15:47:23,682 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (44), 3 states have call predecessors, (44), 4 states have call successors, (44) Word has length 222 [2021-11-19 15:47:23,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:23,686 INFO L225 Difference]: With dead ends: 351 [2021-11-19 15:47:23,687 INFO L226 Difference]: Without dead ends: 349 [2021-11-19 15:47:23,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-19 15:47:23,688 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 277 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 69 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 1030 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:23,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 1030 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 329 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2021-11-19 15:47:23,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2021-11-19 15:47:23,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 346. [2021-11-19 15:47:23,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 201 states have (on average 1.2039800995024876) internal successors, (242), 204 states have internal predecessors, (242), 131 states have call successors, (131), 12 states have call predecessors, (131), 13 states have return successors, (134), 129 states have call predecessors, (134), 129 states have call successors, (134) [2021-11-19 15:47:23,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 507 transitions. [2021-11-19 15:47:23,718 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 507 transitions. Word has length 222 [2021-11-19 15:47:23,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:23,719 INFO L470 AbstractCegarLoop]: Abstraction has 346 states and 507 transitions. [2021-11-19 15:47:23,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (44), 3 states have call predecessors, (44), 4 states have call successors, (44) [2021-11-19 15:47:23,720 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 507 transitions. [2021-11-19 15:47:23,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-19 15:47:23,724 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:23,724 INFO L514 BasicCegarLoop]: trace histogram [41, 18, 6, 6, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:23,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-19 15:47:23,725 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:23,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:23,725 INFO L85 PathProgramCache]: Analyzing trace with hash 364968418, now seen corresponding path program 1 times [2021-11-19 15:47:23,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:23,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360911979] [2021-11-19 15:47:23,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:23,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:47:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:24,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1945 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1941 trivial. 0 not checked. [2021-11-19 15:47:24,037 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:47:24,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360911979] [2021-11-19 15:47:24,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360911979] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:47:24,037 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:47:24,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 15:47:24,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904524173] [2021-11-19 15:47:24,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:47:24,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 15:47:24,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:47:24,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 15:47:24,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 15:47:24,040 INFO L87 Difference]: Start difference. First operand 346 states and 507 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 4 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) [2021-11-19 15:47:26,124 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:26,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:26,396 INFO L93 Difference]: Finished difference Result 807 states and 1192 transitions. [2021-11-19 15:47:26,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 15:47:26,397 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 4 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) Word has length 228 [2021-11-19 15:47:26,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:26,401 INFO L225 Difference]: With dead ends: 807 [2021-11-19 15:47:26,402 INFO L226 Difference]: Without dead ends: 499 [2021-11-19 15:47:26,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 15:47:26,405 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 219 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:26,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [222 Valid, 728 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-19 15:47:26,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2021-11-19 15:47:26,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 473. [2021-11-19 15:47:26,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 271 states have (on average 1.1992619926199262) internal successors, (325), 276 states have internal predecessors, (325), 183 states have call successors, (183), 15 states have call predecessors, (183), 18 states have return successors, (195), 181 states have call predecessors, (195), 181 states have call successors, (195) [2021-11-19 15:47:26,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 703 transitions. [2021-11-19 15:47:26,448 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 703 transitions. Word has length 228 [2021-11-19 15:47:26,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:26,449 INFO L470 AbstractCegarLoop]: Abstraction has 473 states and 703 transitions. [2021-11-19 15:47:26,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 4 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (45), 3 states have call predecessors, (45), 4 states have call successors, (45) [2021-11-19 15:47:26,449 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 703 transitions. [2021-11-19 15:47:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-19 15:47:26,454 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:26,455 INFO L514 BasicCegarLoop]: trace histogram [41, 18, 6, 6, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:26,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-19 15:47:26,455 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:26,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:26,456 INFO L85 PathProgramCache]: Analyzing trace with hash 2048626560, now seen corresponding path program 1 times [2021-11-19 15:47:26,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:26,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301123754] [2021-11-19 15:47:26,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:26,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:47:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1945 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1941 trivial. 0 not checked. [2021-11-19 15:47:30,560 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:47:30,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301123754] [2021-11-19 15:47:30,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301123754] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:47:30,560 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:47:30,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 15:47:30,560 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808235369] [2021-11-19 15:47:30,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:47:30,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 15:47:30,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:47:30,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 15:47:30,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-19 15:47:30,562 INFO L87 Difference]: Start difference. First operand 473 states and 703 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2021-11-19 15:47:32,658 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:33,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:33,541 INFO L93 Difference]: Finished difference Result 482 states and 710 transitions. [2021-11-19 15:47:33,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 15:47:33,542 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 227 [2021-11-19 15:47:33,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:33,546 INFO L225 Difference]: With dead ends: 482 [2021-11-19 15:47:33,546 INFO L226 Difference]: Without dead ends: 480 [2021-11-19 15:47:33,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-19 15:47:33,548 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 278 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 197 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 904 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:33,548 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [297 Valid, 904 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 223 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2021-11-19 15:47:33,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2021-11-19 15:47:33,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 477. [2021-11-19 15:47:33,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 274 states have (on average 1.197080291970803) internal successors, (328), 279 states have internal predecessors, (328), 183 states have call successors, (183), 16 states have call predecessors, (183), 19 states have return successors, (195), 181 states have call predecessors, (195), 181 states have call successors, (195) [2021-11-19 15:47:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 706 transitions. [2021-11-19 15:47:33,591 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 706 transitions. Word has length 227 [2021-11-19 15:47:33,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:33,596 INFO L470 AbstractCegarLoop]: Abstraction has 477 states and 706 transitions. [2021-11-19 15:47:33,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2021-11-19 15:47:33,596 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 706 transitions. [2021-11-19 15:47:33,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-19 15:47:33,600 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:33,600 INFO L514 BasicCegarLoop]: trace histogram [41, 18, 6, 6, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:33,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-19 15:47:33,601 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:33,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:33,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1424558756, now seen corresponding path program 1 times [2021-11-19 15:47:33,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:33,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754659776] [2021-11-19 15:47:33,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:33,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:47:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:39,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2021-11-19 15:47:39,032 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:47:39,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754659776] [2021-11-19 15:47:39,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754659776] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:47:39,032 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:47:39,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 15:47:39,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971300333] [2021-11-19 15:47:39,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:47:39,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 15:47:39,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:47:39,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 15:47:39,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:47:39,034 INFO L87 Difference]: Start difference. First operand 477 states and 706 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2021-11-19 15:47:41,121 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:42,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:42,071 INFO L93 Difference]: Finished difference Result 486 states and 713 transitions. [2021-11-19 15:47:42,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 15:47:42,072 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) Word has length 232 [2021-11-19 15:47:42,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:42,076 INFO L225 Difference]: With dead ends: 486 [2021-11-19 15:47:42,077 INFO L226 Difference]: Without dead ends: 484 [2021-11-19 15:47:42,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-19 15:47:42,078 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 369 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 198 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:42,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [390 Valid, 982 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 273 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2021-11-19 15:47:42,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2021-11-19 15:47:42,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 481. [2021-11-19 15:47:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 277 states have (on average 1.1949458483754514) internal successors, (331), 282 states have internal predecessors, (331), 183 states have call successors, (183), 17 states have call predecessors, (183), 20 states have return successors, (195), 181 states have call predecessors, (195), 181 states have call successors, (195) [2021-11-19 15:47:42,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 709 transitions. [2021-11-19 15:47:42,122 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 709 transitions. Word has length 232 [2021-11-19 15:47:42,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:42,122 INFO L470 AbstractCegarLoop]: Abstraction has 481 states and 709 transitions. [2021-11-19 15:47:42,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (46), 3 states have call predecessors, (46), 4 states have call successors, (46) [2021-11-19 15:47:42,123 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 709 transitions. [2021-11-19 15:47:42,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-19 15:47:42,127 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:42,127 INFO L514 BasicCegarLoop]: trace histogram [41, 18, 6, 6, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:42,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-19 15:47:42,128 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:42,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:42,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1342574400, now seen corresponding path program 1 times [2021-11-19 15:47:42,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:42,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971432986] [2021-11-19 15:47:42,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:42,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:47:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1969 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1961 trivial. 0 not checked. [2021-11-19 15:47:45,776 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:47:45,776 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971432986] [2021-11-19 15:47:45,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971432986] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:47:45,777 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:47:45,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 15:47:45,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116205934] [2021-11-19 15:47:45,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:47:45,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 15:47:45,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:47:45,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 15:47:45,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:47:45,780 INFO L87 Difference]: Start difference. First operand 481 states and 709 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (48), 3 states have call predecessors, (48), 2 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-19 15:47:47,857 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:48,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:48,881 INFO L93 Difference]: Finished difference Result 490 states and 716 transitions. [2021-11-19 15:47:48,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 15:47:48,881 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (48), 3 states have call predecessors, (48), 2 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) Word has length 237 [2021-11-19 15:47:48,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:48,886 INFO L225 Difference]: With dead ends: 490 [2021-11-19 15:47:48,887 INFO L226 Difference]: Without dead ends: 488 [2021-11-19 15:47:48,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-19 15:47:48,888 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 369 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 198 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:48,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [390 Valid, 982 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 273 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2021-11-19 15:47:48,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-11-19 15:47:48,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 485. [2021-11-19 15:47:48,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 485 states, 280 states have (on average 1.1928571428571428) internal successors, (334), 285 states have internal predecessors, (334), 183 states have call successors, (183), 18 states have call predecessors, (183), 21 states have return successors, (195), 181 states have call predecessors, (195), 181 states have call successors, (195) [2021-11-19 15:47:48,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 712 transitions. [2021-11-19 15:47:48,945 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 712 transitions. Word has length 237 [2021-11-19 15:47:48,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:48,946 INFO L470 AbstractCegarLoop]: Abstraction has 485 states and 712 transitions. [2021-11-19 15:47:48,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (48), 3 states have call predecessors, (48), 2 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-19 15:47:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 712 transitions. [2021-11-19 15:47:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-19 15:47:48,951 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:48,952 INFO L514 BasicCegarLoop]: trace histogram [45, 18, 6, 6, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:48,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-19 15:47:48,952 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:48,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:48,953 INFO L85 PathProgramCache]: Analyzing trace with hash -2021363004, now seen corresponding path program 1 times [2021-11-19 15:47:48,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:48,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481162831] [2021-11-19 15:47:48,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:48,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:47:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:49,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2321 trivial. 0 not checked. [2021-11-19 15:47:49,136 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:47:49,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481162831] [2021-11-19 15:47:49,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481162831] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 15:47:49,137 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009195896] [2021-11-19 15:47:49,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:49,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:47:49,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:47:49,139 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 15:47:49,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-19 15:47:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:47:49,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-19 15:47:49,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:47:49,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:47:49,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2021-11-19 15:47:49,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-11-19 15:47:50,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-11-19 15:47:50,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-11-19 15:47:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 400 proven. 4 refuted. 0 times theorem prover too weak. 1919 trivial. 0 not checked. [2021-11-19 15:47:50,599 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 15:47:51,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2021-11-19 15:47:51,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2319 trivial. 0 not checked. [2021-11-19 15:47:51,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009195896] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 15:47:51,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [362281157] [2021-11-19 15:47:51,484 INFO L159 IcfgInterpreter]: Started Sifa with 128 locations of interest [2021-11-19 15:47:51,484 INFO L166 IcfgInterpreter]: Building call graph [2021-11-19 15:47:51,485 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-19 15:47:51,485 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-19 15:47:51,486 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-19 15:47:51,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,699 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:51,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:47:51,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:51,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:47:51,702 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:51,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:51,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:51,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-19 15:47:51,705 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:51,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-19 15:47:51,706 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:51,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-19 15:47:51,708 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:51,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 272 [2021-11-19 15:47:51,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 793 [2021-11-19 15:47:51,732 INFO L446 ElimStorePlain]: Different costs {0=[v_~__CS_thread~0.base_74, v_~__CS_thread~0.offset_70], 22=[|v_#length_43|], 297=[|v_#valid_93|]} [2021-11-19 15:47:51,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:47:51,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:47:51,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:47:51,769 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:51,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:51,806 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-19 15:47:51,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:47:51,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-19 15:47:51,844 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:51,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:51,882 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:51,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:51,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,476 INFO L244 Elim1Store]: Index analysis took 558 ms [2021-11-19 15:47:52,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 95 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 72 [2021-11-19 15:47:52,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:52,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-19 15:47:52,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:52,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-19 15:47:52,492 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:52,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:52,539 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:52,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:52,986 INFO L244 Elim1Store]: Index analysis took 238 ms [2021-11-19 15:47:53,211 INFO L354 Elim1Store]: treesize reduction 253, result has 12.5 percent of original size [2021-11-19 15:47:53,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 80 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 25 case distinctions, treesize of input 151 treesize of output 157 [2021-11-19 15:47:53,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:47:53,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:47:53,230 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:53,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:53,273 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,281 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_376|, |v_#memory_$Pointer$.offset_376|], 6=[|v_#memory_int_318|]} [2021-11-19 15:47:53,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-19 15:47:53,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:47:53,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:47:53,307 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:53,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:53,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-19 15:47:53,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:47:53,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-19 15:47:53,366 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:53,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:53,442 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:53,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:53,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:53,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:53,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:53,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 70 [2021-11-19 15:47:53,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 15:47:53,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-11-19 15:47:53,502 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:53,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:53,553 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 648 [2021-11-19 15:47:53,590 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-19 15:47:53,591 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:783, output treesize:648 [2021-11-19 15:47:53,633 INFO L180 QuantifierPusher]: treesize reduction 810, result has 0.1 percent of original size [2021-11-19 15:47:53,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-19 15:47:53,659 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.3 percent of original size [2021-11-19 15:47:53,670 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,671 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-19 15:47:53,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-19 15:47:53,673 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 274 [2021-11-19 15:47:53,677 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,683 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,687 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-19 15:47:53,689 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,690 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:53,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:47:53,692 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,698 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:47:53,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:47:53,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:47:53,706 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,713 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:47:53,716 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,717 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:47:53,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:47:53,719 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:47:53,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:47:53,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-19 15:47:53,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,730 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,733 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-19 15:47:53,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-19 15:47:53,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,737 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:53,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:47:53,739 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,743 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:47:53,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:47:53,747 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,748 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:47:53,750 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,751 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-19 15:47:53,754 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,755 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:47:53,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:47:53,757 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:47:53,760 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,761 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-19 15:47:53,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-19 15:47:53,764 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,766 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,767 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-19 15:47:53,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-19 15:47:53,771 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,772 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:47:53,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:47:53,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,777 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:53,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:47:53,779 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,780 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-19 15:47:53,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,785 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-19 15:47:53,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:47:53,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:47:53,790 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,791 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:53,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:47:53,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-19 15:47:53,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-19 15:47:53,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-19 15:47:53,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,801 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-19 15:47:53,802 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-19 15:47:53,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-19 15:47:53,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,805 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:47:53,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:47:53,807 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-19 15:47:53,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-19 15:47:53,809 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-19 15:47:53,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 818 [2021-11-19 15:47:53,844 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_147|, |v_#memory_$Pointer$.offset_147|], 3=[|v_#memory_$Pointer$.base_378|, |v_#memory_$Pointer$.offset_378|], 36=[|v_#memory_int_320|]} [2021-11-19 15:47:53,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:47:53,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:47:53,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:47:53,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:47:53,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:47:53,879 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:47:53,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:47:53,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:47:53,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:47:53,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,914 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:53,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:53,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-19 15:47:53,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-19 15:47:53,916 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:47:53,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:54,049 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:47:54,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,077 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:54,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:47:54,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:47:54,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:54,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-19 15:47:54,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-19 15:47:54,081 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:47:54,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:47:54,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:54,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:47:54,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:47:54,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,117 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:54,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-19 15:47:54,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-19 15:47:54,118 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-19 15:47:54,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-19 15:47:54,245 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-19 15:47:54,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2021-11-19 15:47:54,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,360 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:54,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,361 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:54,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-19 15:47:54,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-19 15:47:54,364 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-19 15:47:54,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-19 15:47:54,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-19 15:47:54,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2021-11-19 15:47:54,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 15:47:54,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:47:54,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-19 15:47:54,441 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-19 15:47:54,441 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: SIMPLIFY_QUICK does not support simplification with respect to context at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:175) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:259) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:625) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimOneRec(ElimStorePlain.java:301) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.eliminateOne(ElimStorePlain.java:607) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:520) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:242) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:402) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:228) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:125) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:98) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-19 15:47:54,443 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 15:47:54,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 5] total 10 [2021-11-19 15:47:54,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573436401] [2021-11-19 15:47:54,444 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 15:47:54,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 15:47:54,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:47:54,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 15:47:54,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-11-19 15:47:54,446 INFO L87 Difference]: Start difference. First operand 485 states and 712 transitions. Second operand has 10 states, 10 states have (on average 12.1) internal successors, (121), 10 states have internal predecessors, (121), 9 states have call successors, (103), 4 states have call predecessors, (103), 6 states have return successors, (102), 8 states have call predecessors, (102), 9 states have call successors, (102) [2021-11-19 15:47:56,541 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:47:58,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:47:58,573 INFO L93 Difference]: Finished difference Result 993 states and 1447 transitions. [2021-11-19 15:47:58,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 15:47:58,574 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.1) internal successors, (121), 10 states have internal predecessors, (121), 9 states have call successors, (103), 4 states have call predecessors, (103), 6 states have return successors, (102), 8 states have call predecessors, (102), 9 states have call successors, (102) Word has length 266 [2021-11-19 15:47:58,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:47:58,578 INFO L225 Difference]: With dead ends: 993 [2021-11-19 15:47:58,578 INFO L226 Difference]: Without dead ends: 525 [2021-11-19 15:47:58,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 533 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-11-19 15:47:58,582 INFO L933 BasicCegarLoop]: 201 mSDtfsCounter, 390 mSDsluCounter, 1002 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 516 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 1391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 516 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-11-19 15:47:58,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [392 Valid, 1107 Invalid, 1391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [516 Valid, 874 Invalid, 1 Unknown, 0 Unchecked, 3.8s Time] [2021-11-19 15:47:58,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2021-11-19 15:47:58,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 478. [2021-11-19 15:47:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 277 states have (on average 1.1732851985559567) internal successors, (325), 281 states have internal predecessors, (325), 179 states have call successors, (179), 19 states have call predecessors, (179), 21 states have return successors, (185), 177 states have call predecessors, (185), 177 states have call successors, (185) [2021-11-19 15:47:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 689 transitions. [2021-11-19 15:47:58,628 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 689 transitions. Word has length 266 [2021-11-19 15:47:58,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:47:58,628 INFO L470 AbstractCegarLoop]: Abstraction has 478 states and 689 transitions. [2021-11-19 15:47:58,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.1) internal successors, (121), 10 states have internal predecessors, (121), 9 states have call successors, (103), 4 states have call predecessors, (103), 6 states have return successors, (102), 8 states have call predecessors, (102), 9 states have call successors, (102) [2021-11-19 15:47:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 689 transitions. [2021-11-19 15:47:58,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-19 15:47:58,632 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:47:58,633 INFO L514 BasicCegarLoop]: trace histogram [41, 18, 6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:47:58,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-19 15:47:58,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:47:58,855 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:47:58,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:47:58,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1669172124, now seen corresponding path program 1 times [2021-11-19 15:47:58,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:47:58,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569766564] [2021-11-19 15:47:58,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:47:58,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:48:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:48:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1987 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1977 trivial. 0 not checked. [2021-11-19 15:48:02,742 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:48:02,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569766564] [2021-11-19 15:48:02,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569766564] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:48:02,742 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:48:02,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 15:48:02,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150422533] [2021-11-19 15:48:02,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:48:02,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 15:48:02,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:48:02,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 15:48:02,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 15:48:02,744 INFO L87 Difference]: Start difference. First operand 478 states and 689 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) [2021-11-19 15:48:04,844 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:48:05,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:48:05,673 INFO L93 Difference]: Finished difference Result 487 states and 696 transitions. [2021-11-19 15:48:05,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 15:48:05,673 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) Word has length 242 [2021-11-19 15:48:05,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:48:05,678 INFO L225 Difference]: With dead ends: 487 [2021-11-19 15:48:05,678 INFO L226 Difference]: Without dead ends: 483 [2021-11-19 15:48:05,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-19 15:48:05,679 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 420 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 283 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 904 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-19 15:48:05,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [441 Valid, 904 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 223 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2021-11-19 15:48:05,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2021-11-19 15:48:05,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 480. [2021-11-19 15:48:05,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 279 states have (on average 1.168458781362007) internal successors, (326), 282 states have internal predecessors, (326), 179 states have call successors, (179), 20 states have call predecessors, (179), 21 states have return successors, (185), 177 states have call predecessors, (185), 177 states have call successors, (185) [2021-11-19 15:48:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 690 transitions. [2021-11-19 15:48:05,727 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 690 transitions. Word has length 242 [2021-11-19 15:48:05,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:48:05,728 INFO L470 AbstractCegarLoop]: Abstraction has 480 states and 690 transitions. [2021-11-19 15:48:05,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) [2021-11-19 15:48:05,729 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 690 transitions. [2021-11-19 15:48:05,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-19 15:48:05,733 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:48:05,733 INFO L514 BasicCegarLoop]: trace histogram [44, 18, 6, 6, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:48:05,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-11-19 15:48:05,734 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:48:05,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:48:05,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1783691247, now seen corresponding path program 1 times [2021-11-19 15:48:05,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:48:05,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880300228] [2021-11-19 15:48:05,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:48:05,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:48:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:48:16,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2215 trivial. 0 not checked. [2021-11-19 15:48:16,270 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:48:16,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880300228] [2021-11-19 15:48:16,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880300228] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:48:16,270 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:48:16,270 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 15:48:16,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573632909] [2021-11-19 15:48:16,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:48:16,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 15:48:16,271 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:48:16,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 15:48:16,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-19 15:48:16,272 INFO L87 Difference]: Start difference. First operand 480 states and 690 transitions. Second operand has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 4 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) [2021-11-19 15:48:18,329 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:48:20,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:48:20,408 INFO L93 Difference]: Finished difference Result 640 states and 921 transitions. [2021-11-19 15:48:20,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-19 15:48:20,408 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 4 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) Word has length 250 [2021-11-19 15:48:20,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:48:20,414 INFO L225 Difference]: With dead ends: 640 [2021-11-19 15:48:20,414 INFO L226 Difference]: Without dead ends: 638 [2021-11-19 15:48:20,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2021-11-19 15:48:20,415 INFO L933 BasicCegarLoop]: 148 mSDtfsCounter, 495 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 1173 mSolverCounterSat, 340 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1173 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-11-19 15:48:20,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 630 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1173 Invalid, 1 Unknown, 0 Unchecked, 3.8s Time] [2021-11-19 15:48:20,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2021-11-19 15:48:20,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 633. [2021-11-19 15:48:20,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 633 states, 361 states have (on average 1.1745152354570638) internal successors, (424), 365 states have internal predecessors, (424), 243 states have call successors, (243), 26 states have call predecessors, (243), 28 states have return successors, (249), 241 states have call predecessors, (249), 240 states have call successors, (249) [2021-11-19 15:48:20,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 916 transitions. [2021-11-19 15:48:20,479 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 916 transitions. Word has length 250 [2021-11-19 15:48:20,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:48:20,479 INFO L470 AbstractCegarLoop]: Abstraction has 633 states and 916 transitions. [2021-11-19 15:48:20,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 4 states have call successors, (49), 3 states have call predecessors, (49), 2 states have return successors, (48), 3 states have call predecessors, (48), 4 states have call successors, (48) [2021-11-19 15:48:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 916 transitions. [2021-11-19 15:48:20,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-19 15:48:20,485 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:48:20,485 INFO L514 BasicCegarLoop]: trace histogram [41, 18, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:48:20,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-11-19 15:48:20,485 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:48:20,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:48:20,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1414434304, now seen corresponding path program 1 times [2021-11-19 15:48:20,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:48:20,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204667992] [2021-11-19 15:48:20,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:48:20,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:48:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:48:20,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2009 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1997 trivial. 0 not checked. [2021-11-19 15:48:20,710 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:48:20,711 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204667992] [2021-11-19 15:48:20,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204667992] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:48:20,711 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:48:20,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 15:48:20,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510536155] [2021-11-19 15:48:20,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:48:20,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 15:48:20,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:48:20,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 15:48:20,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-19 15:48:20,713 INFO L87 Difference]: Start difference. First operand 633 states and 916 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-11-19 15:48:22,788 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:48:23,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:48:23,511 INFO L93 Difference]: Finished difference Result 635 states and 917 transitions. [2021-11-19 15:48:23,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 15:48:23,511 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 247 [2021-11-19 15:48:23,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:48:23,515 INFO L225 Difference]: With dead ends: 635 [2021-11-19 15:48:23,515 INFO L226 Difference]: Without dead ends: 411 [2021-11-19 15:48:23,517 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-19 15:48:23,517 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 228 mSDsluCounter, 744 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 115 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-19 15:48:23,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 954 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 275 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2021-11-19 15:48:23,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2021-11-19 15:48:23,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 411. [2021-11-19 15:48:23,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 240 states have (on average 1.2291666666666667) internal successors, (295), 244 states have internal predecessors, (295), 150 states have call successors, (150), 18 states have call predecessors, (150), 20 states have return successors, (154), 148 states have call predecessors, (154), 148 states have call successors, (154) [2021-11-19 15:48:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 599 transitions. [2021-11-19 15:48:23,557 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 599 transitions. Word has length 247 [2021-11-19 15:48:23,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:48:23,557 INFO L470 AbstractCegarLoop]: Abstraction has 411 states and 599 transitions. [2021-11-19 15:48:23,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-11-19 15:48:23,558 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 599 transitions. [2021-11-19 15:48:23,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-19 15:48:23,561 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:48:23,562 INFO L514 BasicCegarLoop]: trace histogram [44, 18, 6, 6, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:48:23,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-11-19 15:48:23,562 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:48:23,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:48:23,563 INFO L85 PathProgramCache]: Analyzing trace with hash -919450931, now seen corresponding path program 1 times [2021-11-19 15:48:23,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:48:23,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158817667] [2021-11-19 15:48:23,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:48:23,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:48:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:48:33,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2217 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2215 trivial. 0 not checked. [2021-11-19 15:48:33,566 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:48:33,566 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158817667] [2021-11-19 15:48:33,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158817667] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 15:48:33,567 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 15:48:33,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 15:48:33,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344237775] [2021-11-19 15:48:33,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 15:48:33,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 15:48:33,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:48:33,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 15:48:33,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-19 15:48:33,569 INFO L87 Difference]: Start difference. First operand 411 states and 599 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 7 states have internal predecessors, (73), 4 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) [2021-11-19 15:48:35,672 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:48:37,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 15:48:37,860 INFO L93 Difference]: Finished difference Result 420 states and 606 transitions. [2021-11-19 15:48:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 15:48:37,861 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 7 states have internal predecessors, (73), 4 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) Word has length 255 [2021-11-19 15:48:37,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 15:48:37,865 INFO L225 Difference]: With dead ends: 420 [2021-11-19 15:48:37,865 INFO L226 Difference]: Without dead ends: 418 [2021-11-19 15:48:37,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-11-19 15:48:37,866 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 420 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 327 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 633 SdHoareTripleChecker+Invalid, 1257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-11-19 15:48:37,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [481 Valid, 633 Invalid, 1257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 929 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2021-11-19 15:48:37,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2021-11-19 15:48:37,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 415. [2021-11-19 15:48:37,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 243 states have (on average 1.2263374485596708) internal successors, (298), 247 states have internal predecessors, (298), 150 states have call successors, (150), 19 states have call predecessors, (150), 21 states have return successors, (154), 148 states have call predecessors, (154), 148 states have call successors, (154) [2021-11-19 15:48:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 602 transitions. [2021-11-19 15:48:37,915 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 602 transitions. Word has length 255 [2021-11-19 15:48:37,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 15:48:37,916 INFO L470 AbstractCegarLoop]: Abstraction has 415 states and 602 transitions. [2021-11-19 15:48:37,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 7 states have internal predecessors, (73), 4 states have call successors, (50), 3 states have call predecessors, (50), 2 states have return successors, (49), 3 states have call predecessors, (49), 4 states have call successors, (49) [2021-11-19 15:48:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 602 transitions. [2021-11-19 15:48:37,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-19 15:48:37,920 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 15:48:37,920 INFO L514 BasicCegarLoop]: trace histogram [44, 18, 6, 6, 4, 4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 15:48:37,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-11-19 15:48:37,921 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 15:48:37,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 15:48:37,921 INFO L85 PathProgramCache]: Analyzing trace with hash -146462097, now seen corresponding path program 1 times [2021-11-19 15:48:37,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 15:48:37,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64718953] [2021-11-19 15:48:37,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:48:37,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 15:48:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:48:51,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2223 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2217 trivial. 0 not checked. [2021-11-19 15:48:51,550 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 15:48:51,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64718953] [2021-11-19 15:48:51,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64718953] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 15:48:51,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1483837577] [2021-11-19 15:48:51,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 15:48:51,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 15:48:51,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 15:48:51,555 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 15:48:51,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f980b-87a3-4460-96ed-4423572414cf/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-19 15:48:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 15:48:53,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 1394 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-19 15:48:53,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 15:48:54,109 INFO L354 Elim1Store]: treesize reduction 1508, result has 3.3 percent of original size [2021-11-19 15:48:54,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 55 case distinctions, treesize of input 262 treesize of output 263