./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF --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-63182f1 [2021-11-12 22:37:46,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:37:46,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:37:46,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:37:46,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:37:46,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:37:46,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:37:46,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:37:46,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:37:46,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:37:46,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:37:46,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:37:46,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:37:46,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:37:46,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:37:46,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:37:46,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:37:46,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:37:46,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:37:46,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:37:46,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:37:46,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:37:46,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:37:46,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:37:46,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:37:46,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:37:46,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:37:46,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:37:46,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:37:46,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:37:46,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:37:46,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:37:46,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:37:46,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:37:46,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:37:46,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:37:46,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:37:46,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:37:46,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:37:46,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:37:46,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:37:46,554 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 22:37:46,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:37:46,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:37:46,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:37:46,602 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:37:46,602 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:37:46,603 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:37:46,603 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:37:46,603 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:37:46,603 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:37:46,603 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:37:46,605 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:37:46,605 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:37:46,605 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:37:46,605 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:37:46,606 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:37:46,606 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:37:46,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:37:46,607 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:37:46,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:37:46,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:37:46,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:37:46,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:37:46,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:37:46,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:37:46,608 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:37:46,609 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:37:46,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:37:46,616 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:37:46,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:37:46,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:37:46,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:37:46,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:37:46,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:37:46,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:37:46,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:37:46,620 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:37:46,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:37:46,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:37:46,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:37:46,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:37:46,621 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_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f188ac4b0bdfe335e0fcb7c5645493965a99a7b8a1d7a552e9d512c30775fb8 [2021-11-12 22:37:46,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:37:46,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:37:46,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:37:46,892 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:37:46,892 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:37:46,894 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i [2021-11-12 22:37:46,948 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/data/258c46f3f/4efb65dfe60a4ba89757ea2bf1e06249/FLAG9eec76db5 [2021-11-12 22:37:47,509 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:37:47,510 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2021-11-12 22:37:47,536 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/data/258c46f3f/4efb65dfe60a4ba89757ea2bf1e06249/FLAG9eec76db5 [2021-11-12 22:37:47,775 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/data/258c46f3f/4efb65dfe60a4ba89757ea2bf1e06249 [2021-11-12 22:37:47,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:37:47,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:37:47,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:37:47,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:37:47,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:37:47,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:37:47" (1/1) ... [2021-11-12 22:37:47,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623dd070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:47, skipping insertion in model container [2021-11-12 22:37:47,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:37:47" (1/1) ... [2021-11-12 22:37:47,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:37:47,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:37:48,265 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2021-11-12 22:37:48,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:37:48,467 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:37:48,508 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2021-11-12 22:37:48,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:37:48,631 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:37:48,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48 WrapperNode [2021-11-12 22:37:48,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:37:48,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:37:48,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:37:48,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:37:48,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:37:48,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:37:48,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:37:48,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:37:48,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:37:48,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:37:48,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:37:48,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:37:48,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (1/1) ... [2021-11-12 22:37:48,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:37:48,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:37:48,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:37:48,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:37:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 22:37:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 22:37:49,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 22:37:49,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 22:37:49,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 22:37:49,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 22:37:49,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:37:49,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:37:49,002 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-11-12 22:37:49,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-11-12 22:37:49,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:37:49,002 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-12 22:37:49,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-12 22:37:49,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:37:49,003 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-11-12 22:37:49,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-11-12 22:37:49,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 22:37:49,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:37:49,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:37:49,460 INFO L766 $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; [2021-11-12 22:37:49,460 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != ~__CS_ret~0 % 256); [2021-11-12 22:37:49,460 INFO L766 $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; [2021-11-12 22:37:49,460 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != ~__CS_ret~0 % 256); [2021-11-12 22:37:49,461 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2021-11-12 22:37:49,461 INFO L766 $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; [2021-11-12 22:37:49,461 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume !(0 != ~__CS_ret~0 % 256); [2021-11-12 22:37:53,079 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:37:53,079 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-12 22:37:53,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:37:53 BoogieIcfgContainer [2021-11-12 22:37:53,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:37:53,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:37:53,084 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:37:53,088 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:37:53,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:37:47" (1/3) ... [2021-11-12 22:37:53,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e1d34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:37:53, skipping insertion in model container [2021-11-12 22:37:53,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:37:48" (2/3) ... [2021-11-12 22:37:53,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e1d34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:37:53, skipping insertion in model container [2021-11-12 22:37:53,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:37:53" (3/3) ... [2021-11-12 22:37:53,091 INFO L111 eAbstractionObserver]: Analyzing ICFG cs_fib-2.i [2021-11-12 22:37:53,096 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:37:53,097 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:37:53,156 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:37:53,162 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 [2021-11-12 22:37:53,162 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:37:53,192 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) [2021-11-12 22:37:53,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-12 22:37:53,210 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:37:53,210 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] [2021-11-12 22:37:53,211 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:37:53,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:37:53,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1039339957, now seen corresponding path program 1 times [2021-11-12 22:37:53,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:37:53,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007928825] [2021-11-12 22:37:53,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:37:53,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:37:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:37:53,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-12 22:37:53,810 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:37:53,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007928825] [2021-11-12 22:37:53,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007928825] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:37:53,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:37:53,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:37:53,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011281360] [2021-11-12 22:37:53,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:37:53,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:37:53,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:37:53,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:37:53,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:37:53,847 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) [2021-11-12 22:37:55,920 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 [] [2021-11-12 22:37:56,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:37:56,137 INFO L93 Difference]: Finished difference Result 317 states and 484 transitions. [2021-11-12 22:37:56,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:37:56,140 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 [2021-11-12 22:37:56,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:37:56,153 INFO L225 Difference]: With dead ends: 317 [2021-11-12 22:37:56,154 INFO L226 Difference]: Without dead ends: 159 [2021-11-12 22:37:56,164 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 [2021-11-12 22:37:56,172 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 2 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2135.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.60ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2226.84ms IncrementalHoareTripleChecker+Time [2021-11-12 22:37:56,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 432 Invalid, 42 Unknown, 0 Unchecked, 5.60ms Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 1 Unknown, 0 Unchecked, 2226.84ms Time] [2021-11-12 22:37:56,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-12 22:37:56,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 158. [2021-11-12 22:37:56,244 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) [2021-11-12 22:37:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 237 transitions. [2021-11-12 22:37:56,249 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 237 transitions. Word has length 172 [2021-11-12 22:37:56,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:37:56,250 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 237 transitions. [2021-11-12 22:37:56,250 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) [2021-11-12 22:37:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 237 transitions. [2021-11-12 22:37:56,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-12 22:37:56,257 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:37:56,257 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] [2021-11-12 22:37:56,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 22:37:56,258 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:37:56,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:37:56,259 INFO L85 PathProgramCache]: Analyzing trace with hash 930204918, now seen corresponding path program 1 times [2021-11-12 22:37:56,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:37:56,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903387029] [2021-11-12 22:37:56,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:37:56,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:37:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:37:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-12 22:37:56,419 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:37:56,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903387029] [2021-11-12 22:37:56,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903387029] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:37:56,421 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:37:56,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:37:56,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918587562] [2021-11-12 22:37:56,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:37:56,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:37:56,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:37:56,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:37:56,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:37:56,431 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) [2021-11-12 22:37:58,485 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 [] [2021-11-12 22:37:58,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:37:58,646 INFO L93 Difference]: Finished difference Result 315 states and 474 transitions. [2021-11-12 22:37:58,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:37:58,647 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 [2021-11-12 22:37:58,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:37:58,649 INFO L225 Difference]: With dead ends: 315 [2021-11-12 22:37:58,650 INFO L226 Difference]: Without dead ends: 159 [2021-11-12 22:37:58,651 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 [2021-11-12 22:37:58,652 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 0 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2130.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.16ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2184.35ms IncrementalHoareTripleChecker+Time [2021-11-12 22:37:58,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 431 Invalid, 39 Unknown, 0 Unchecked, 4.16ms Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 1 Unknown, 0 Unchecked, 2184.35ms Time] [2021-11-12 22:37:58,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-12 22:37:58,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2021-11-12 22:37:58,673 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) [2021-11-12 22:37:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 238 transitions. [2021-11-12 22:37:58,676 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 238 transitions. Word has length 174 [2021-11-12 22:37:58,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:37:58,677 INFO L470 AbstractCegarLoop]: Abstraction has 159 states and 238 transitions. [2021-11-12 22:37:58,677 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) [2021-11-12 22:37:58,678 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2021-11-12 22:37:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-12 22:37:58,682 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:37:58,682 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] [2021-11-12 22:37:58,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-12 22:37:58,683 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:37:58,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:37:58,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1108929859, now seen corresponding path program 1 times [2021-11-12 22:37:58,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:37:58,684 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906159498] [2021-11-12 22:37:58,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:37:58,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:37:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:37:58,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-12 22:37:58,818 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:37:58,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906159498] [2021-11-12 22:37:58,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906159498] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:37:58,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [157935402] [2021-11-12 22:37:58,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:37:58,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:37:58,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:37:58,833 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:37:58,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 22:37:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:37:59,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 22:37:59,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:37:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-12 22:37:59,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:38:00,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2021-11-12 22:38:00,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [157935402] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:38:00,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2059285111] [2021-11-12 22:38:00,401 INFO L159 IcfgInterpreter]: Started Sifa with 96 locations of interest [2021-11-12 22:38:00,402 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:38:00,407 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:38:00,412 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:38:00,413 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:38:00,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:00,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:00,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:00,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:38:00,960 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:00,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:00,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:00,962 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:00,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:00,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:38:00,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:00,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:00,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:38:00,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:00,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:00,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-11-12 22:38:00,974 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:00,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:00,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-12 22:38:00,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:00,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:00,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:38:01,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 922 [2021-11-12 22:38:01,067 INFO L446 ElimStorePlain]: Different costs {0=[v_~__CS_thread~0.base_39, |v_#length_31|, v_~__CS_thread~0.offset_39], 351=[|v_#valid_79|]} [2021-11-12 22:38:01,122 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 [2021-11-12 22:38:01,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:01,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:01,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:01,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:01,126 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:01,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:01,194 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:01,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:01,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,334 INFO L244 Elim1Store]: Index analysis took 1086 ms [2021-11-12 22:38:02,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 106 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 66 [2021-11-12 22:38:02,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:02,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:38:02,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:02,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:38:02,358 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:02,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:02,442 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:02,505 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 [2021-11-12 22:38:02,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:02,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:02,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:02,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:02,509 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:02,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:02,590 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:02,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:02,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,204 INFO L244 Elim1Store]: Index analysis took 265 ms [2021-11-12 22:38:03,449 INFO L354 Elim1Store]: treesize reduction 253, result has 12.5 percent of original size [2021-11-12 22:38:03,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 81 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 25 case distinctions, treesize of input 155 treesize of output 154 [2021-11-12 22:38:03,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:38:03,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:38:03,480 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:03,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:03,564 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,570 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_288|, |v_#memory_$Pointer$.offset_288|], 6=[|v_#memory_int_228|]} [2021-11-12 22:38:03,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-12 22:38:03,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:03,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:03,624 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:03,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:03,712 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,761 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 [2021-11-12 22:38:03,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:03,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:03,763 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:03,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:03,840 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:03,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2021-11-12 22:38:03,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:38:03,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:03,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:38:03,912 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:03,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:03,986 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 670 [2021-11-12 22:38:04,043 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:38:04,043 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:913, output treesize:670 [2021-11-12 22:38:04,104 INFO L180 QuantifierPusher]: treesize reduction 832, result has 0.1 percent of original size [2021-11-12 22:38:04,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:38:04,163 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.3 percent of original size [2021-11-12 22:38:04,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:04,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:38:04,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 276 [2021-11-12 22:38:04,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:04,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:04,216 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:04,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:04,219 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:38:04,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:04,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:04,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,232 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,240 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-12 22:38:04,243 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:04,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:04,253 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:38:04,257 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,261 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:04,265 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:04,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:04,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,271 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:38:04,274 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:04,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 22:38:04,283 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,285 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,289 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 22:38:04,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 22:38:04,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,298 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:04,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:04,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,309 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:04,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:04,312 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,316 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:38:04,319 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:04,325 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:04,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:04,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,329 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,330 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:38:04,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,335 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:04,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 22:38:04,339 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,341 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,343 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 22:38:04,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 22:38:04,349 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,352 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:04,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:04,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,356 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:04,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:04,358 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,362 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:38:04,364 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,364 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,366 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 22:38:04,370 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:04,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:04,373 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:04,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:04,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,377 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:38:04,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:38:04,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:38:04,387 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,390 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:04,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:04,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 22:38:04,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 840 [2021-11-12 22:38:04,459 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|]} [2021-11-12 22:38:04,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:04,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:04,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:04,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,502 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:04,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:04,504 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:04,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:04,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:04,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:04,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,545 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:04,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:04,548 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:04,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:04,941 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:04,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:04,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:04,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,978 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:04,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:04,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:04,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:04,981 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:05,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:05,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,014 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:05,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:05,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:05,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,016 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:05,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:05,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:05,018 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:05,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:05,253 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:05,366 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 [2021-11-12 22:38:05,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:05,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:05,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:38:05,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:38:05,373 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:05,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:38:05,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:05,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-12 22:38:05,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:38:05,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:05,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:38:05,479 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:05,479 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) [2021-11-12 22:38:05,480 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:38:05,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-11-12 22:38:05,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433113140] [2021-11-12 22:38:05,481 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:38:05,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 22:38:05,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:05,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 22:38:05,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-12 22:38:05,483 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) [2021-11-12 22:38:07,547 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 [] [2021-11-12 22:38:07,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:07,702 INFO L93 Difference]: Finished difference Result 318 states and 478 transitions. [2021-11-12 22:38:07,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 22:38:07,703 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 [2021-11-12 22:38:07,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:07,705 INFO L225 Difference]: With dead ends: 318 [2021-11-12 22:38:07,705 INFO L226 Difference]: Without dead ends: 161 [2021-11-12 22:38:07,706 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 [2021-11-12 22:38:07,707 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 0 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2124.49ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.49ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2194.18ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:07,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 431 Invalid, 42 Unknown, 0 Unchecked, 3.49ms Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 2194.18ms Time] [2021-11-12 22:38:07,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2021-11-12 22:38:07,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2021-11-12 22:38:07,727 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) [2021-11-12 22:38:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 240 transitions. [2021-11-12 22:38:07,730 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 240 transitions. Word has length 175 [2021-11-12 22:38:07,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:07,730 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 240 transitions. [2021-11-12 22:38:07,731 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) [2021-11-12 22:38:07,731 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 240 transitions. [2021-11-12 22:38:07,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-12 22:38:07,734 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:07,735 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] [2021-11-12 22:38:07,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:38:07,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-12 22:38:07,950 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:07,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:07,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1984555101, now seen corresponding path program 2 times [2021-11-12 22:38:07,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:38:07,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569555499] [2021-11-12 22:38:07,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:07,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:38:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:08,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2021-11-12 22:38:08,159 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:38:08,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569555499] [2021-11-12 22:38:08,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569555499] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:38:08,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131293335] [2021-11-12 22:38:08,160 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 22:38:08,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:38:08,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:38:08,161 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:38:08,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 22:38:08,425 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-12 22:38:08,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 22:38:08,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-12 22:38:08,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:38:10,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2021-11-12 22:38:10,050 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:38:10,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1567 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2021-11-12 22:38:10,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [131293335] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:38:10,762 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:38:10,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [4] total 8 [2021-11-12 22:38:10,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429535176] [2021-11-12 22:38:10,763 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:38:10,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 22:38:10,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:10,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 22:38:10,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-12 22:38:10,765 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) [2021-11-12 22:38:12,828 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 [] [2021-11-12 22:38:13,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:13,311 INFO L93 Difference]: Finished difference Result 319 states and 475 transitions. [2021-11-12 22:38:13,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 22:38:13,312 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 [2021-11-12 22:38:13,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:13,319 INFO L225 Difference]: With dead ends: 319 [2021-11-12 22:38:13,324 INFO L226 Difference]: Without dead ends: 317 [2021-11-12 22:38:13,325 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 [2021-11-12 22:38:13,329 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 111 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 40 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2324.07ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 1246 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.51ms SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2459.09ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:13,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 1246 Invalid, 152 Unknown, 0 Unchecked, 11.51ms Time], IncrementalHoareTripleChecker [40 Valid, 111 Invalid, 1 Unknown, 0 Unchecked, 2459.09ms Time] [2021-11-12 22:38:13,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2021-11-12 22:38:13,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 314. [2021-11-12 22:38:13,410 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) [2021-11-12 22:38:13,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 471 transitions. [2021-11-12 22:38:13,415 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 471 transitions. Word has length 177 [2021-11-12 22:38:13,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:13,418 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 471 transitions. [2021-11-12 22:38:13,419 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) [2021-11-12 22:38:13,419 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 471 transitions. [2021-11-12 22:38:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-12 22:38:13,427 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:13,427 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] [2021-11-12 22:38:13,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:38:13,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-12 22:38:13,641 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:13,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:13,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1705976935, now seen corresponding path program 1 times [2021-11-12 22:38:13,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:38:13,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74473051] [2021-11-12 22:38:13,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:13,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:38:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:13,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2021-11-12 22:38:13,753 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:38:13,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74473051] [2021-11-12 22:38:13,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74473051] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:38:13,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [221186942] [2021-11-12 22:38:13,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:13,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:38:13,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:38:13,755 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:38:13,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 22:38:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:14,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 884 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 22:38:14,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:38:14,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2021-11-12 22:38:14,590 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:38:15,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2021-11-12 22:38:15,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [221186942] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:38:15,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [613503770] [2021-11-12 22:38:15,137 INFO L159 IcfgInterpreter]: Started Sifa with 99 locations of interest [2021-11-12 22:38:15,137 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:38:15,138 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:38:15,138 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:38:15,139 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:38:15,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,564 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:15,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-11-12 22:38:15,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:15,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:38:15,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:15,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:15,571 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:15,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:38:15,573 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:15,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-12 22:38:15,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:15,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:38:15,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:15,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:38:15,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 922 [2021-11-12 22:38:15,619 INFO L446 ElimStorePlain]: Different costs {0=[v_~__CS_thread~0.base_42, v_~__CS_thread~0.offset_42, |v_#length_32|], 351=[|v_#valid_80|]} [2021-11-12 22:38:15,680 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 [2021-11-12 22:38:15,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:15,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:15,682 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:15,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:15,738 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,796 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 [2021-11-12 22:38:15,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:15,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:15,798 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:15,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:15,876 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:15,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:15,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:15,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:15,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:16,987 INFO L244 Elim1Store]: Index analysis took 1058 ms [2021-11-12 22:38:16,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 106 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 66 [2021-11-12 22:38:16,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:16,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:38:16,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:16,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:38:16,993 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:16,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:17,059 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:17,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:17,620 INFO L244 Elim1Store]: Index analysis took 178 ms [2021-11-12 22:38:17,907 INFO L354 Elim1Store]: treesize reduction 253, result has 12.5 percent of original size [2021-11-12 22:38:17,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 81 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 25 case distinctions, treesize of input 155 treesize of output 154 [2021-11-12 22:38:17,909 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:17,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:38:17,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:17,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:38:17,932 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:17,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:18,003 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,009 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_301|, |v_#memory_$Pointer$.offset_301|], 6=[|v_#memory_int_242|]} [2021-11-12 22:38:18,045 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 [2021-11-12 22:38:18,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:18,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:18,048 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:18,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:18,142 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,184 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 [2021-11-12 22:38:18,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:18,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:18,186 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:18,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:18,257 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:18,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:18,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:18,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:18,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:18,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2021-11-12 22:38:18,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:38:18,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:38:18,345 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:18,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:18,414 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 670 [2021-11-12 22:38:18,461 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:38:18,462 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:913, output treesize:670 [2021-11-12 22:38:18,527 INFO L180 QuantifierPusher]: treesize reduction 832, result has 0.1 percent of original size [2021-11-12 22:38:18,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:38:18,556 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.3 percent of original size [2021-11-12 22:38:18,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:18,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:38:18,603 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 276 [2021-11-12 22:38:18,608 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,609 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:18,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:18,612 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,613 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,616 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,624 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-12 22:38:18,628 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,632 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:18,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:18,640 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,642 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,643 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:38:18,648 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,650 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,651 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:18,654 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,655 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:18,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:18,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,659 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:38:18,662 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,664 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:18,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 22:38:18,669 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,675 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 22:38:18,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 22:38:18,686 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,687 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:18,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:18,689 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,692 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,694 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:18,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:18,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,706 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:38:18,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,710 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:18,713 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,714 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:18,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:18,716 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:38:18,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,723 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:18,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 22:38:18,728 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,731 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 22:38:18,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 22:38:18,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,738 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,739 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:18,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:18,741 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,742 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:18,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:18,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,746 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:38:18,748 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,751 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 22:38:18,754 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:18,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:18,762 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:18,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:18,765 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,766 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:38:18,769 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,769 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,770 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:38:18,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:38:18,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:38:18,777 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:38:18,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 22:38:18,780 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:18,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:18,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,784 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:18,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:18,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:38:18,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 840 [2021-11-12 22:38:18,849 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|]} [2021-11-12 22:38:18,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:18,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,890 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:18,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:18,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:18,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:18,893 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:18,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:18,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:18,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:18,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:18,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:18,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:18,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:38:18,948 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:18,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:19,217 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:19,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:19,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:19,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:19,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,264 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:19,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:19,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:38:19,266 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:19,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:19,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:19,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:19,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:19,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,306 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:19,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:38:19,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:19,307 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:19,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:19,543 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:19,662 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 [2021-11-12 22:38:19,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,664 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:19,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,665 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:19,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:38:19,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:38:19,666 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:19,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:38:19,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:38:19,787 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 [2021-11-12 22:38:19,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:38:19,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:19,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:38:19,789 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:19,789 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 22:38:19,790 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:38:19,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 4] total 7 [2021-11-12 22:38:19,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429262529] [2021-11-12 22:38:19,790 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:38:19,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:38:19,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:19,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:38:19,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:38:19,792 INFO L87 Difference]: Start difference. First operand 314 states and 471 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (83), 2 states have call predecessors, (83), 2 states have return successors, (82), 1 states have call predecessors, (82), 1 states have call successors, (82) [2021-11-12 22:38:21,883 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:38:22,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:22,086 INFO L93 Difference]: Finished difference Result 636 states and 954 transitions. [2021-11-12 22:38:22,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 22:38:22,087 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 [2021-11-12 22:38:22,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:22,090 INFO L225 Difference]: With dead ends: 636 [2021-11-12 22:38:22,090 INFO L226 Difference]: Without dead ends: 329 [2021-11-12 22:38:22,092 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 [2021-11-12 22:38:22,093 INFO L933 BasicCegarLoop]: 215 mSDtfsCounter, 8 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2188.21ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.62ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2266.49ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:22,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 645 Invalid, 70 Unknown, 0 Unchecked, 2.62ms Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 2266.49ms Time] [2021-11-12 22:38:22,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-11-12 22:38:22,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2021-11-12 22:38:22,125 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) [2021-11-12 22:38:22,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 489 transitions. [2021-11-12 22:38:22,130 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 489 transitions. Word has length 182 [2021-11-12 22:38:22,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:22,131 INFO L470 AbstractCegarLoop]: Abstraction has 329 states and 489 transitions. [2021-11-12 22:38:22,131 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) [2021-11-12 22:38:22,131 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 489 transitions. [2021-11-12 22:38:22,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-12 22:38:22,136 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:22,136 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] [2021-11-12 22:38:22,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:38:22,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:38:22,361 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:22,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:22,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1769917625, now seen corresponding path program 2 times [2021-11-12 22:38:22,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:38:22,362 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491281192] [2021-11-12 22:38:22,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:22,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:38:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:22,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1692 backedges. 2 proven. 106 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2021-11-12 22:38:22,674 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:38:22,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491281192] [2021-11-12 22:38:22,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491281192] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:38:22,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336501093] [2021-11-12 22:38:22,675 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 22:38:22,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:38:22,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:38:22,676 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:38:22,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-12 22:38:23,609 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-12 22:38:23,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 22:38:23,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:38:23,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:38:24,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1692 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1692 trivial. 0 not checked. [2021-11-12 22:38:24,045 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:38:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1692 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1690 trivial. 0 not checked. [2021-11-12 22:38:24,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [336501093] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:38:24,559 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:38:24,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 9 [2021-11-12 22:38:24,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865252434] [2021-11-12 22:38:24,559 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:38:24,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:38:24,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:24,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:38:24,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-12 22:38:24,561 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) [2021-11-12 22:38:26,639 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:38:26,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:26,768 INFO L93 Difference]: Finished difference Result 629 states and 939 transitions. [2021-11-12 22:38:26,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:38:26,770 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 [2021-11-12 22:38:26,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:26,773 INFO L225 Difference]: With dead ends: 629 [2021-11-12 22:38:26,774 INFO L226 Difference]: Without dead ends: 329 [2021-11-12 22:38:26,775 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 [2021-11-12 22:38:26,776 INFO L933 BasicCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2135.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.53ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2186.38ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:26,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 428 Invalid, 41 Unknown, 0 Unchecked, 1.53ms Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 2186.38ms Time] [2021-11-12 22:38:26,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-11-12 22:38:26,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2021-11-12 22:38:26,802 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) [2021-11-12 22:38:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 488 transitions. [2021-11-12 22:38:26,805 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 488 transitions. Word has length 197 [2021-11-12 22:38:26,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:26,806 INFO L470 AbstractCegarLoop]: Abstraction has 329 states and 488 transitions. [2021-11-12 22:38:26,806 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) [2021-11-12 22:38:26,806 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 488 transitions. [2021-11-12 22:38:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-12 22:38:26,810 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:26,810 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] [2021-11-12 22:38:26,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-12 22:38:27,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-11-12 22:38:27,037 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:27,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:27,038 INFO L85 PathProgramCache]: Analyzing trace with hash -820348324, now seen corresponding path program 1 times [2021-11-12 22:38:27,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:38:27,038 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817318619] [2021-11-12 22:38:27,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:27,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:38:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:27,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 2 proven. 106 refuted. 0 times theorem prover too weak. 1664 trivial. 0 not checked. [2021-11-12 22:38:27,324 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:38:27,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817318619] [2021-11-12 22:38:27,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817318619] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:38:27,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42811061] [2021-11-12 22:38:27,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:27,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:38:27,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:38:27,326 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:38:27,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-12 22:38:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:27,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:38:27,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:38:28,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 1666 trivial. 0 not checked. [2021-11-12 22:38:28,201 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:38:28,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1772 backedges. 2 proven. 106 refuted. 0 times theorem prover too weak. 1664 trivial. 0 not checked. [2021-11-12 22:38:28,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [42811061] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:38:28,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1531256662] [2021-11-12 22:38:28,772 INFO L159 IcfgInterpreter]: Started Sifa with 112 locations of interest [2021-11-12 22:38:28,772 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:38:28,773 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:38:28,773 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:38:28,773 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:38:29,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:29,097 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:29,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:29,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:38:29,099 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:29,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:29,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-11-12 22:38:29,101 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:29,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:29,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-12 22:38:29,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:29,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:29,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:29,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:29,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:29,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:38:29,105 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:29,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:29,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:38:29,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:29,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:29,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:38:29,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 922 [2021-11-12 22:38:29,134 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_37|, v_~__CS_thread~0.offset_47, v_~__CS_thread~0.base_47], 351=[|v_#valid_86|]} [2021-11-12 22:38:29,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:29,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,051 INFO L244 Elim1Store]: Index analysis took 874 ms [2021-11-12 22:38:30,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 106 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 66 [2021-11-12 22:38:30,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:38:30,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:38:30,055 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:30,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:30,121 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,172 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 [2021-11-12 22:38:30,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:30,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:30,175 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:30,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:30,232 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,297 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 [2021-11-12 22:38:30,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:30,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:38:30,299 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:30,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:30,373 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:30,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:30,899 INFO L244 Elim1Store]: Index analysis took 225 ms [2021-11-12 22:38:31,127 INFO L354 Elim1Store]: treesize reduction 253, result has 12.5 percent of original size [2021-11-12 22:38:31,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 81 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 25 case distinctions, treesize of input 155 treesize of output 154 [2021-11-12 22:38:31,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:38:31,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:38:31,174 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:31,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:31,241 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,247 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_325|, |v_#memory_$Pointer$.base_325|], 6=[|v_#memory_int_267|]} [2021-11-12 22:38:31,286 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 [2021-11-12 22:38:31,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:31,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:31,288 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:31,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:31,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,408 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 [2021-11-12 22:38:31,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:31,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:38:31,410 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:31,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:31,487 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:31,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:31,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:31,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:31,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:31,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2021-11-12 22:38:31,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:38:31,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:38:31,552 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:31,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:31,658 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 670 [2021-11-12 22:38:31,699 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:38:31,700 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:913, output treesize:670 [2021-11-12 22:38:31,772 INFO L180 QuantifierPusher]: treesize reduction 832, result has 0.1 percent of original size [2021-11-12 22:38:31,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:38:31,799 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.3 percent of original size [2021-11-12 22:38:31,817 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-12 22:38:31,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:38:31,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 288 [2021-11-12 22:38:31,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:38:31,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:38:31,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:38:31,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:31,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-12 22:38:31,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:38:31,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:38:31,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:31,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:38:31,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:31,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-12 22:38:31,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-12 22:38:31,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,865 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 22:38:31,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-12 22:38:31,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:38:31,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:38:31,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:31,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-12 22:38:31,880 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,881 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:38:31,883 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,884 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:38:31,887 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:31,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:38:31,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,891 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:31,893 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-12 22:38:31,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-12 22:38:31,898 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,899 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,907 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,908 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-12 22:38:31,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-12 22:38:31,910 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:38:31,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:38:31,920 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,920 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,921 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:31,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:38:31,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:38:31,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,928 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:38:31,930 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:38:31,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:38:31,933 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,933 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:31,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-12 22:38:31,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,936 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:38:31,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,945 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-12 22:38:31,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-11-12 22:38:31,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,949 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-12 22:38:31,951 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:38:31,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-12 22:38:31,953 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,954 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:38:31,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:38:31,956 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,957 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:31,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:38:31,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:31,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:31,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-12 22:38:31,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 874 [2021-11-12 22:38:32,006 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|]} [2021-11-12 22:38:32,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:32,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:32,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:38:32,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,061 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:32,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:38:32,063 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:32,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:32,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:32,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:38:32,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,114 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:38:32,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:38:32,116 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:32,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:32,361 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:32,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,401 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:32,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-12 22:38:32,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,403 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:38:32,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-12 22:38:32,406 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:32,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:32,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,440 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:32,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:38:32,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,443 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:38:32,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:38:32,444 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:38:32,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:38:32,595 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:38:32,724 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 [2021-11-12 22:38:32,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-12 22:38:32,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 22:38:32,727 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:38:32,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:38:32,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:38:32,834 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 [2021-11-12 22:38:32,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:38:32,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:38:32,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:38:32,835 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:38:32,835 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) [2021-11-12 22:38:32,836 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:38:32,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 9 [2021-11-12 22:38:32,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527837598] [2021-11-12 22:38:32,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:38:32,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-12 22:38:32,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:32,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-12 22:38:32,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-11-12 22:38:32,838 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) [2021-11-12 22:38:34,911 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 [] [2021-11-12 22:38:35,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:35,149 INFO L93 Difference]: Finished difference Result 646 states and 963 transitions. [2021-11-12 22:38:35,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:38:35,150 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 [2021-11-12 22:38:35,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:35,153 INFO L225 Difference]: With dead ends: 646 [2021-11-12 22:38:35,153 INFO L226 Difference]: Without dead ends: 339 [2021-11-12 22:38:35,155 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 [2021-11-12 22:38:35,156 INFO L933 BasicCegarLoop]: 214 mSDtfsCounter, 12 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2200.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.10ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2282.44ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:35,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 856 Invalid, 88 Unknown, 0 Unchecked, 3.10ms Time], IncrementalHoareTripleChecker [3 Valid, 84 Invalid, 1 Unknown, 0 Unchecked, 2282.44ms Time] [2021-11-12 22:38:35,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-11-12 22:38:35,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 339. [2021-11-12 22:38:35,180 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) [2021-11-12 22:38:35,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 500 transitions. [2021-11-12 22:38:35,184 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 500 transitions. Word has length 212 [2021-11-12 22:38:35,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:35,185 INFO L470 AbstractCegarLoop]: Abstraction has 339 states and 500 transitions. [2021-11-12 22:38:35,185 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) [2021-11-12 22:38:35,185 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 500 transitions. [2021-11-12 22:38:35,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-12 22:38:35,188 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:35,189 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] [2021-11-12 22:38:35,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-12 22:38:35,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-11-12 22:38:35,409 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:35,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:35,410 INFO L85 PathProgramCache]: Analyzing trace with hash -240959716, now seen corresponding path program 2 times [2021-11-12 22:38:35,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:38:35,410 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071505625] [2021-11-12 22:38:35,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:35,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:38:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:40,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1939 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2021-11-12 22:38:40,924 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:38:40,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071505625] [2021-11-12 22:38:40,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071505625] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:38:40,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:38:40,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-12 22:38:40,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251914382] [2021-11-12 22:38:40,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:38:40,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:38:40,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:40,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:38:40,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:38:40,926 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) [2021-11-12 22:38:43,001 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 [] [2021-11-12 22:38:43,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:43,839 INFO L93 Difference]: Finished difference Result 351 states and 511 transitions. [2021-11-12 22:38:43,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:38:43,840 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 [2021-11-12 22:38:43,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:43,844 INFO L225 Difference]: With dead ends: 351 [2021-11-12 22:38:43,844 INFO L226 Difference]: Without dead ends: 349 [2021-11-12 22:38:43,844 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 [2021-11-12 22:38:43,845 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 277 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 69 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2658.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 1030 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.19ms SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2796.59ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:43,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 1030 Invalid, 399 Unknown, 0 Unchecked, 11.19ms Time], IncrementalHoareTripleChecker [69 Valid, 329 Invalid, 1 Unknown, 0 Unchecked, 2796.59ms Time] [2021-11-12 22:38:43,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2021-11-12 22:38:43,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 346. [2021-11-12 22:38:43,875 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) [2021-11-12 22:38:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 507 transitions. [2021-11-12 22:38:43,878 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 507 transitions. Word has length 222 [2021-11-12 22:38:43,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:43,879 INFO L470 AbstractCegarLoop]: Abstraction has 346 states and 507 transitions. [2021-11-12 22:38:43,880 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) [2021-11-12 22:38:43,880 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 507 transitions. [2021-11-12 22:38:43,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-12 22:38:43,883 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:43,883 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] [2021-11-12 22:38:43,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-12 22:38:43,884 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:43,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:43,884 INFO L85 PathProgramCache]: Analyzing trace with hash 364968418, now seen corresponding path program 1 times [2021-11-12 22:38:43,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:38:43,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142630917] [2021-11-12 22:38:43,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:43,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:38:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:44,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1945 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1941 trivial. 0 not checked. [2021-11-12 22:38:44,171 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:38:44,172 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142630917] [2021-11-12 22:38:44,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142630917] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:38:44,172 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:38:44,172 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-12 22:38:44,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623682101] [2021-11-12 22:38:44,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:38:44,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:38:44,173 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:44,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:38:44,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:38:44,174 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) [2021-11-12 22:38:46,253 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 [] [2021-11-12 22:38:46,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:46,544 INFO L93 Difference]: Finished difference Result 807 states and 1192 transitions. [2021-11-12 22:38:46,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 22:38:46,545 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 [2021-11-12 22:38:46,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:46,549 INFO L225 Difference]: With dead ends: 807 [2021-11-12 22:38:46,550 INFO L226 Difference]: Without dead ends: 499 [2021-11-12 22:38:46,551 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 [2021-11-12 22:38:46,552 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 219 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2261.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.96ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2321.68ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:46,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [222 Valid, 728 Invalid, 86 Unknown, 0 Unchecked, 3.96ms Time], IncrementalHoareTripleChecker [9 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 2321.68ms Time] [2021-11-12 22:38:46,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2021-11-12 22:38:46,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 473. [2021-11-12 22:38:46,587 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) [2021-11-12 22:38:46,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 703 transitions. [2021-11-12 22:38:46,592 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 703 transitions. Word has length 228 [2021-11-12 22:38:46,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:46,592 INFO L470 AbstractCegarLoop]: Abstraction has 473 states and 703 transitions. [2021-11-12 22:38:46,593 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) [2021-11-12 22:38:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 703 transitions. [2021-11-12 22:38:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-12 22:38:46,597 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:46,597 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] [2021-11-12 22:38:46,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-12 22:38:46,598 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:46,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:46,598 INFO L85 PathProgramCache]: Analyzing trace with hash 2048626560, now seen corresponding path program 1 times [2021-11-12 22:38:46,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:38:46,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950731653] [2021-11-12 22:38:46,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:46,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:38:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:49,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1945 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1941 trivial. 0 not checked. [2021-11-12 22:38:49,827 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:38:49,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950731653] [2021-11-12 22:38:49,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950731653] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:38:49,828 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:38:49,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-12 22:38:49,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663864166] [2021-11-12 22:38:49,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:38:49,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 22:38:49,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:49,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 22:38:49,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-12 22:38:49,829 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) [2021-11-12 22:38:51,916 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 [] [2021-11-12 22:38:52,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:38:52,772 INFO L93 Difference]: Finished difference Result 482 states and 710 transitions. [2021-11-12 22:38:52,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:38:52,772 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 [2021-11-12 22:38:52,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:38:52,777 INFO L225 Difference]: With dead ends: 482 [2021-11-12 22:38:52,777 INFO L226 Difference]: Without dead ends: 480 [2021-11-12 22:38:52,778 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 [2021-11-12 22:38:52,779 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 278 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 197 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2696.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 904 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.64ms SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2829.95ms IncrementalHoareTripleChecker+Time [2021-11-12 22:38:52,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [297 Valid, 904 Invalid, 421 Unknown, 0 Unchecked, 7.64ms Time], IncrementalHoareTripleChecker [197 Valid, 223 Invalid, 1 Unknown, 0 Unchecked, 2829.95ms Time] [2021-11-12 22:38:52,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2021-11-12 22:38:52,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 477. [2021-11-12 22:38:52,817 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) [2021-11-12 22:38:52,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 706 transitions. [2021-11-12 22:38:52,822 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 706 transitions. Word has length 227 [2021-11-12 22:38:52,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:38:52,823 INFO L470 AbstractCegarLoop]: Abstraction has 477 states and 706 transitions. [2021-11-12 22:38:52,823 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) [2021-11-12 22:38:52,823 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 706 transitions. [2021-11-12 22:38:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-12 22:38:52,828 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:38:52,828 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] [2021-11-12 22:38:52,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-12 22:38:52,828 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:38:52,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:38:52,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1424558756, now seen corresponding path program 1 times [2021-11-12 22:38:52,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:38:52,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549963252] [2021-11-12 22:38:52,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:38:52,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:38:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:38:56,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1955 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2021-11-12 22:38:56,990 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:38:56,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549963252] [2021-11-12 22:38:56,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549963252] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:38:56,990 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:38:56,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-12 22:38:56,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81602843] [2021-11-12 22:38:56,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:38:56,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:38:56,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:38:56,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:38:56,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:38:56,992 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) [2021-11-12 22:38:59,076 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 [] [2021-11-12 22:39:00,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:00,134 INFO L93 Difference]: Finished difference Result 486 states and 713 transitions. [2021-11-12 22:39:00,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:39:00,135 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 [2021-11-12 22:39:00,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:00,139 INFO L225 Difference]: With dead ends: 486 [2021-11-12 22:39:00,139 INFO L226 Difference]: Without dead ends: 484 [2021-11-12 22:39:00,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-12 22:39:00,141 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 369 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 198 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2848.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.62ms SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3005.67ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:00,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [390 Valid, 982 Invalid, 472 Unknown, 0 Unchecked, 9.62ms Time], IncrementalHoareTripleChecker [198 Valid, 273 Invalid, 1 Unknown, 0 Unchecked, 3005.67ms Time] [2021-11-12 22:39:00,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2021-11-12 22:39:00,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 481. [2021-11-12 22:39:00,181 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) [2021-11-12 22:39:00,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 709 transitions. [2021-11-12 22:39:00,185 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 709 transitions. Word has length 232 [2021-11-12 22:39:00,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:00,186 INFO L470 AbstractCegarLoop]: Abstraction has 481 states and 709 transitions. [2021-11-12 22:39:00,186 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) [2021-11-12 22:39:00,186 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 709 transitions. [2021-11-12 22:39:00,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-12 22:39:00,190 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:00,191 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] [2021-11-12 22:39:00,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-12 22:39:00,191 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:00,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:00,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1342574400, now seen corresponding path program 1 times [2021-11-12 22:39:00,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:39:00,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734469867] [2021-11-12 22:39:00,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:00,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:39:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1969 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1961 trivial. 0 not checked. [2021-11-12 22:39:02,863 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:39:02,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734469867] [2021-11-12 22:39:02,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734469867] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:02,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:02,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-12 22:39:02,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748270001] [2021-11-12 22:39:02,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:02,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:39:02,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:39:02,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:39:02,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:39:02,865 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) [2021-11-12 22:39:04,971 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 [] [2021-11-12 22:39:06,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:06,064 INFO L93 Difference]: Finished difference Result 490 states and 716 transitions. [2021-11-12 22:39:06,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:39:06,064 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 [2021-11-12 22:39:06,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:06,069 INFO L225 Difference]: With dead ends: 490 [2021-11-12 22:39:06,069 INFO L226 Difference]: Without dead ends: 488 [2021-11-12 22:39:06,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-12 22:39:06,070 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 369 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 198 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2874.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.97ms SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3034.21ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:06,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [390 Valid, 982 Invalid, 472 Unknown, 0 Unchecked, 9.97ms Time], IncrementalHoareTripleChecker [198 Valid, 273 Invalid, 1 Unknown, 0 Unchecked, 3034.21ms Time] [2021-11-12 22:39:06,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-11-12 22:39:06,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 485. [2021-11-12 22:39:06,113 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) [2021-11-12 22:39:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 712 transitions. [2021-11-12 22:39:06,117 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 712 transitions. Word has length 237 [2021-11-12 22:39:06,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:06,118 INFO L470 AbstractCegarLoop]: Abstraction has 485 states and 712 transitions. [2021-11-12 22:39:06,118 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) [2021-11-12 22:39:06,119 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 712 transitions. [2021-11-12 22:39:06,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-12 22:39:06,123 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:06,123 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] [2021-11-12 22:39:06,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-12 22:39:06,124 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:06,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:06,124 INFO L85 PathProgramCache]: Analyzing trace with hash -2021363004, now seen corresponding path program 1 times [2021-11-12 22:39:06,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:39:06,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073011625] [2021-11-12 22:39:06,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:06,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:39:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:06,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2321 trivial. 0 not checked. [2021-11-12 22:39:06,324 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:39:06,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073011625] [2021-11-12 22:39:06,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073011625] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:39:06,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469720080] [2021-11-12 22:39:06,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:06,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:39:06,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:39:06,325 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:39:06,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-12 22:39:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:06,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 1488 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 22:39:06,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:39:06,696 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 [2021-11-12 22:39:07,176 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 [2021-11-12 22:39:07,241 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 [2021-11-12 22:39:07,401 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 [2021-11-12 22:39:07,536 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 [2021-11-12 22:39:07,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 400 proven. 4 refuted. 0 times theorem prover too weak. 1919 trivial. 0 not checked. [2021-11-12 22:39:07,977 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:39:08,481 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 [2021-11-12 22:39:08,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2319 trivial. 0 not checked. [2021-11-12 22:39:08,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469720080] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:39:08,977 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1287050236] [2021-11-12 22:39:08,982 INFO L159 IcfgInterpreter]: Started Sifa with 128 locations of interest [2021-11-12 22:39:08,982 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:39:08,983 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:39:08,983 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:39:08,983 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:39:09,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:09,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:09,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:09,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-12 22:39:09,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:09,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:09,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-11-12 22:39:09,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:09,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:09,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:39:09,229 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:09,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:09,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:39:09,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:09,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:09,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:39:09,231 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:09,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:09,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:39:09,232 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:09,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:09,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:39:09,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 922 [2021-11-12 22:39:09,259 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_45|, v_~__CS_thread~0.base_74, v_~__CS_thread~0.offset_70], 351=[|v_#valid_96|]} [2021-11-12 22:39:09,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:09,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,228 INFO L244 Elim1Store]: Index analysis took 922 ms [2021-11-12 22:39:10,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 106 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 66 [2021-11-12 22:39:10,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:39:10,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:39:10,234 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:39:10,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:10,287 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,344 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 [2021-11-12 22:39:10,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:39:10,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,346 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:39:10,347 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:39:10,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:10,402 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,458 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 [2021-11-12 22:39:10,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:39:10,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:39:10,461 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:39:10,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:10,521 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:10,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:10,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,235 INFO L244 Elim1Store]: Index analysis took 276 ms [2021-11-12 22:39:11,556 INFO L354 Elim1Store]: treesize reduction 253, result has 12.5 percent of original size [2021-11-12 22:39:11,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 81 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 25 case distinctions, treesize of input 155 treesize of output 154 [2021-11-12 22:39:11,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:39:11,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:39:11,589 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:39:11,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:11,653 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,661 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_376|, |v_#memory_$Pointer$.offset_376|], 6=[|v_#memory_int_318|]} [2021-11-12 22:39:11,704 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 [2021-11-12 22:39:11,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:39:11,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:39:11,706 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:39:11,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:11,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,805 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 [2021-11-12 22:39:11,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:39:11,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-11-12 22:39:11,807 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:39:11,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:11,864 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:11,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 72 [2021-11-12 22:39:11,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:39:11,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:11,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:39:11,958 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:39:11,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:12,020 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 670 [2021-11-12 22:39:12,072 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:39:12,072 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:913, output treesize:670 [2021-11-12 22:39:12,146 INFO L180 QuantifierPusher]: treesize reduction 832, result has 0.1 percent of original size [2021-11-12 22:39:12,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:39:12,178 INFO L180 QuantifierPusher]: treesize reduction 6, result has 99.3 percent of original size [2021-11-12 22:39:12,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,195 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-12 22:39:12,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:39:12,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:39:12,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:39:12,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:39:12,210 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,215 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:39:12,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:39:12,221 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:39:12,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:39:12,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:39:12,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,229 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:39:12,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 22:39:12,233 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,237 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 22:39:12,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 22:39:12,244 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:39:12,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:39:12,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,252 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:39:12,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:39:12,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:39:12,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:39:12,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:39:12,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:39:12,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,273 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:39:12,275 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,277 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:39:12,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-12 22:39:12,280 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,282 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,283 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-12 22:39:12,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-12 22:39:12,287 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,289 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:39:12,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:39:12,292 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,293 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:39:12,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:39:12,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:39:12,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,301 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-12 22:39:12,304 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:39:12,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:39:12,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,308 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:39:12,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:39:12,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,311 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:39:12,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,314 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-12 22:39:12,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:39:12,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,318 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:39:12,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:39:12,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 22:39:12,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,327 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-12 22:39:12,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:39:12,329 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 276 [2021-11-12 22:39:12,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,333 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,334 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:39:12,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:39:12,335 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,338 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:39:12,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:39:12,340 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:39:12,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 840 [2021-11-12 22:39:12,385 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|]} [2021-11-12 22:39:12,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:39:12,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,437 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:39:12,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:39:12,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:39:12,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:39:12,441 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:39:12,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:39:12,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:39:12,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:39:12,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,492 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:39:12,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:39:12,494 INFO L550 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:39:12,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:12,745 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:39:12,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:39:12,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:39:12,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,799 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,799 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:39:12,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:39:12,801 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:39:12,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:39:12,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:39:12,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:39:12,844 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:12,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:12,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:39:12,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-12 22:39:12,846 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:39:12,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:39:13,065 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:13,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:39:13,220 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 [2021-11-12 22:39:13,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:13,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:13,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:13,223 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:13,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:13,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:39:13,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-12 22:39:13,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:39:13,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:13,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:39:13,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:39:13,349 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 [2021-11-12 22:39:13,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:13,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:39:13,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:39:13,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:39:13,351 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:39:13,351 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 22:39:13,351 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:39:13,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 5] total 10 [2021-11-12 22:39:13,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321378567] [2021-11-12 22:39:13,352 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:39:13,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 22:39:13,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:39:13,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 22:39:13,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-11-12 22:39:13,356 INFO L87 Difference]: Start difference. First operand 485 states and 712 transitions. Second operand has 10 states, 10 states have (on average 12.1) internal successors, (121), 10 states have internal predecessors, (121), 9 states have call successors, (103), 4 states have call predecessors, (103), 6 states have return successors, (102), 8 states have call predecessors, (102), 9 states have call successors, (102) [2021-11-12 22:39:15,458 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 22:39:18,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:18,117 INFO L93 Difference]: Finished difference Result 993 states and 1447 transitions. [2021-11-12 22:39:18,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-12 22:39:18,118 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 [2021-11-12 22:39:18,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:18,123 INFO L225 Difference]: With dead ends: 993 [2021-11-12 22:39:18,123 INFO L226 Difference]: Without dead ends: 525 [2021-11-12 22:39:18,126 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 533 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-11-12 22:39:18,127 INFO L933 BasicCegarLoop]: 201 mSDtfsCounter, 390 mSDsluCounter, 1002 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 516 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4125.16ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 1391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 19.51ms SdHoareTripleChecker+Time, 516 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4358.99ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:18,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [392 Valid, 1107 Invalid, 1391 Unknown, 0 Unchecked, 19.51ms Time], IncrementalHoareTripleChecker [516 Valid, 874 Invalid, 1 Unknown, 0 Unchecked, 4358.99ms Time] [2021-11-12 22:39:18,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2021-11-12 22:39:18,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 478. [2021-11-12 22:39:18,173 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) [2021-11-12 22:39:18,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 689 transitions. [2021-11-12 22:39:18,178 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 689 transitions. Word has length 266 [2021-11-12 22:39:18,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:18,178 INFO L470 AbstractCegarLoop]: Abstraction has 478 states and 689 transitions. [2021-11-12 22:39:18,178 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) [2021-11-12 22:39:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 689 transitions. [2021-11-12 22:39:18,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-12 22:39:18,182 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:18,183 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] [2021-11-12 22:39:18,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-12 22:39:18,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-11-12 22:39:18,398 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:18,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:18,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1669172124, now seen corresponding path program 1 times [2021-11-12 22:39:18,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:39:18,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853963710] [2021-11-12 22:39:18,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:18,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:39:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:22,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1987 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1977 trivial. 0 not checked. [2021-11-12 22:39:22,012 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:39:22,013 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853963710] [2021-11-12 22:39:22,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853963710] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:22,013 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:22,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-12 22:39:22,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017329635] [2021-11-12 22:39:22,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:22,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:39:22,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:39:22,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:39:22,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:39:22,015 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) [2021-11-12 22:39:24,098 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 [] [2021-11-12 22:39:25,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:25,191 INFO L93 Difference]: Finished difference Result 487 states and 696 transitions. [2021-11-12 22:39:25,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:39:25,191 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 [2021-11-12 22:39:25,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:25,196 INFO L225 Difference]: With dead ends: 487 [2021-11-12 22:39:25,197 INFO L226 Difference]: Without dead ends: 483 [2021-11-12 22:39:25,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-11-12 22:39:25,198 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 420 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 283 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2853.08ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 904 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.97ms SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3003.22ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:25,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [441 Valid, 904 Invalid, 507 Unknown, 0 Unchecked, 9.97ms Time], IncrementalHoareTripleChecker [283 Valid, 223 Invalid, 1 Unknown, 0 Unchecked, 3003.22ms Time] [2021-11-12 22:39:25,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2021-11-12 22:39:25,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 480. [2021-11-12 22:39:25,247 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) [2021-11-12 22:39:25,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 690 transitions. [2021-11-12 22:39:25,251 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 690 transitions. Word has length 242 [2021-11-12 22:39:25,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:25,252 INFO L470 AbstractCegarLoop]: Abstraction has 480 states and 690 transitions. [2021-11-12 22:39:25,253 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) [2021-11-12 22:39:25,253 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 690 transitions. [2021-11-12 22:39:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-12 22:39:25,257 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:25,257 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] [2021-11-12 22:39:25,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-11-12 22:39:25,258 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:25,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:25,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1783691247, now seen corresponding path program 1 times [2021-11-12 22:39:25,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:39:25,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475874493] [2021-11-12 22:39:25,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:25,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:39:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:32,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2215 trivial. 0 not checked. [2021-11-12 22:39:32,033 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:39:32,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475874493] [2021-11-12 22:39:32,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475874493] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:32,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:32,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-12 22:39:32,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479350010] [2021-11-12 22:39:32,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:32,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 22:39:32,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:39:32,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 22:39:32,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-12 22:39:32,035 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) [2021-11-12 22:39:34,135 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 [] [2021-11-12 22:39:36,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:36,975 INFO L93 Difference]: Finished difference Result 640 states and 921 transitions. [2021-11-12 22:39:36,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-12 22:39:36,975 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 [2021-11-12 22:39:36,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:36,982 INFO L225 Difference]: With dead ends: 640 [2021-11-12 22:39:36,982 INFO L226 Difference]: Without dead ends: 638 [2021-11-12 22:39:36,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2021-11-12 22:39:36,984 INFO L933 BasicCegarLoop]: 148 mSDtfsCounter, 495 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 1173 mSolverCounterSat, 340 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4304.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.01ms SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1173 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4571.38ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:36,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 630 Invalid, 1514 Unknown, 0 Unchecked, 16.01ms Time], IncrementalHoareTripleChecker [340 Valid, 1173 Invalid, 1 Unknown, 0 Unchecked, 4571.38ms Time] [2021-11-12 22:39:36,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2021-11-12 22:39:37,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 633. [2021-11-12 22:39:37,044 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) [2021-11-12 22:39:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 916 transitions. [2021-11-12 22:39:37,049 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 916 transitions. Word has length 250 [2021-11-12 22:39:37,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:37,050 INFO L470 AbstractCegarLoop]: Abstraction has 633 states and 916 transitions. [2021-11-12 22:39:37,050 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) [2021-11-12 22:39:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 916 transitions. [2021-11-12 22:39:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-12 22:39:37,055 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:37,055 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] [2021-11-12 22:39:37,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-11-12 22:39:37,056 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:37,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:37,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1414434304, now seen corresponding path program 1 times [2021-11-12 22:39:37,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:39:37,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771862516] [2021-11-12 22:39:37,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:37,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:39:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2009 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1997 trivial. 0 not checked. [2021-11-12 22:39:37,362 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:39:37,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771862516] [2021-11-12 22:39:37,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771862516] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:37,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:37,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-12 22:39:37,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891548935] [2021-11-12 22:39:37,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:37,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 22:39:37,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:39:37,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 22:39:37,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-12 22:39:37,364 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) [2021-11-12 22:39:39,455 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 [] [2021-11-12 22:39:40,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:40,430 INFO L93 Difference]: Finished difference Result 635 states and 917 transitions. [2021-11-12 22:39:40,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:39:40,431 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 [2021-11-12 22:39:40,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:40,435 INFO L225 Difference]: With dead ends: 635 [2021-11-12 22:39:40,435 INFO L226 Difference]: Without dead ends: 411 [2021-11-12 22:39:40,437 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 [2021-11-12 22:39:40,437 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 228 mSDsluCounter, 744 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 115 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2760.45ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.09ms SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2907.06ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:40,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 954 Invalid, 391 Unknown, 0 Unchecked, 9.09ms Time], IncrementalHoareTripleChecker [115 Valid, 275 Invalid, 1 Unknown, 0 Unchecked, 2907.06ms Time] [2021-11-12 22:39:40,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2021-11-12 22:39:40,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 411. [2021-11-12 22:39:40,481 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) [2021-11-12 22:39:40,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 599 transitions. [2021-11-12 22:39:40,485 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 599 transitions. Word has length 247 [2021-11-12 22:39:40,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:40,486 INFO L470 AbstractCegarLoop]: Abstraction has 411 states and 599 transitions. [2021-11-12 22:39:40,486 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) [2021-11-12 22:39:40,486 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 599 transitions. [2021-11-12 22:39:40,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-12 22:39:40,491 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:40,491 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] [2021-11-12 22:39:40,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2021-11-12 22:39:40,491 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:40,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:40,492 INFO L85 PathProgramCache]: Analyzing trace with hash -919450931, now seen corresponding path program 1 times [2021-11-12 22:39:40,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:39:40,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394457112] [2021-11-12 22:39:40,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:40,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:39:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:45,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2217 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2215 trivial. 0 not checked. [2021-11-12 22:39:45,387 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:39:45,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394457112] [2021-11-12 22:39:45,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394457112] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:39:45,387 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:39:45,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-12 22:39:45,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323045034] [2021-11-12 22:39:45,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:39:45,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 22:39:45,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:39:45,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 22:39:45,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-12 22:39:45,390 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) [2021-11-12 22:39:47,482 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 [] [2021-11-12 22:39:49,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:39:49,857 INFO L93 Difference]: Finished difference Result 420 states and 606 transitions. [2021-11-12 22:39:49,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-12 22:39:49,858 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 [2021-11-12 22:39:49,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:39:49,865 INFO L225 Difference]: With dead ends: 420 [2021-11-12 22:39:49,866 INFO L226 Difference]: Without dead ends: 418 [2021-11-12 22:39:49,866 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 [2021-11-12 22:39:49,867 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 420 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 327 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3976.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 633 SdHoareTripleChecker+Invalid, 1257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.67ms SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4228.45ms IncrementalHoareTripleChecker+Time [2021-11-12 22:39:49,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [481 Valid, 633 Invalid, 1257 Unknown, 0 Unchecked, 11.67ms Time], IncrementalHoareTripleChecker [327 Valid, 929 Invalid, 1 Unknown, 0 Unchecked, 4228.45ms Time] [2021-11-12 22:39:49,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2021-11-12 22:39:49,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 415. [2021-11-12 22:39:49,909 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) [2021-11-12 22:39:49,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 602 transitions. [2021-11-12 22:39:49,912 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 602 transitions. Word has length 255 [2021-11-12 22:39:49,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:39:49,913 INFO L470 AbstractCegarLoop]: Abstraction has 415 states and 602 transitions. [2021-11-12 22:39:49,913 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) [2021-11-12 22:39:49,913 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 602 transitions. [2021-11-12 22:39:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-12 22:39:49,917 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:39:49,917 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] [2021-11-12 22:39:49,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-11-12 22:39:49,918 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:39:49,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:39:49,918 INFO L85 PathProgramCache]: Analyzing trace with hash -146462097, now seen corresponding path program 1 times [2021-11-12 22:39:49,918 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:39:49,919 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343518727] [2021-11-12 22:39:49,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:49,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:39:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:39:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2223 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2217 trivial. 0 not checked. [2021-11-12 22:39:57,986 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:39:57,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343518727] [2021-11-12 22:39:57,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343518727] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:39:57,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006633850] [2021-11-12 22:39:57,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:39:57,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:39:57,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:39:57,990 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:39:57,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb34ed2f-ac22-4c21-b13d-b4a9afd5ce06/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-12 22:40:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:40:01,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 1396 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-12 22:40:01,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:40:03,256 INFO L354 Elim1Store]: treesize reduction 2416, result has 4.2 percent of original size [2021-11-12 22:40:03,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 40 case distinctions, treesize of input 3491 treesize of output 3456