./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V --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 64bit --witnessprinter.graph.data.programhash be936ec9376452d086f72aa92ac4fe7deb233a068e40e0ed8f478fbc228d19b6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:36:00,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:36:00,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:36:00,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:36:00,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:36:00,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:36:00,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:36:00,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:36:00,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:36:00,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:36:00,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:36:00,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:36:00,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:36:00,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:36:00,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:36:00,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:36:00,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:36:00,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:36:00,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:36:00,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:36:00,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:36:00,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:36:00,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:36:00,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:36:00,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:36:00,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:36:00,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:36:00,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:36:00,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:36:00,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:36:00,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:36:00,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:36:00,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:36:00,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:36:00,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:36:00,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:36:00,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:36:00,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:36:00,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:36:00,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:36:00,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:36:00,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 02:36:00,825 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:36:00,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:36:00,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:36:00,826 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:36:00,833 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:36:00,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:36:00,834 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:36:00,834 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:36:00,835 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:36:00,835 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:36:00,836 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:36:00,836 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:36:00,837 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:36:00,837 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:36:00,837 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:36:00,837 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:36:00,838 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:36:00,838 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:36:00,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:36:00,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:36:00,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:36:00,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:36:00,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:36:00,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:36:00,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:36:00,840 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:36:00,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:36:00,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:36:00,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:36:00,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:36:00,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:36:00,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:36:00,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:36:00,844 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:36:00,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:36:00,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:36:00,844 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:36:00,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:36:00,845 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_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be936ec9376452d086f72aa92ac4fe7deb233a068e40e0ed8f478fbc228d19b6 [2021-11-23 02:36:01,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:36:01,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:36:01,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:36:01,201 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:36:01,202 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:36:01,203 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2021-11-23 02:36:01,284 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/data/f5e2a7491/f375a34755a94065b0a1c426bf48a470/FLAGb1431c396 [2021-11-23 02:36:02,075 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:36:02,076 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2021-11-23 02:36:02,112 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/data/f5e2a7491/f375a34755a94065b0a1c426bf48a470/FLAGb1431c396 [2021-11-23 02:36:02,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/data/f5e2a7491/f375a34755a94065b0a1c426bf48a470 [2021-11-23 02:36:02,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:36:02,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:36:02,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:36:02,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:36:02,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:36:02,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:36:02" (1/1) ... [2021-11-23 02:36:02,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1969a652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:02, skipping insertion in model container [2021-11-23 02:36:02,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:36:02" (1/1) ... [2021-11-23 02:36:02,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:36:02,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:36:03,296 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i[164250,164263] [2021-11-23 02:36:03,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:36:03,991 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:36:04,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i[164250,164263] [2021-11-23 02:36:04,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:36:04,447 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:36:04,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04 WrapperNode [2021-11-23 02:36:04,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:36:04,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:36:04,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:36:04,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:36:04,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,687 INFO L137 Inliner]: procedures = 169, calls = 719, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 1996 [2021-11-23 02:36:04,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:36:04,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:36:04,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:36:04,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:36:04,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:36:04,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:36:04,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:36:04,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:36:04,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (1/1) ... [2021-11-23 02:36:04,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:36:04,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:36:04,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:36:04,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:36:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 02:36:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 02:36:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 02:36:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_18 [2021-11-23 02:36:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_18 [2021-11-23 02:36:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2021-11-23 02:36:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2021-11-23 02:36:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_3 [2021-11-23 02:36:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_3 [2021-11-23 02:36:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-11-23 02:36:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-11-23 02:36:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 02:36:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 02:36:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 02:36:04,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 02:36:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:36:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 02:36:04,989 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 02:36:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_bulk_callback [2021-11-23 02:36:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_bulk_callback [2021-11-23 02:36:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-11-23 02:36:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-11-23 02:36:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 02:36:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 02:36:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2021-11-23 02:36:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2021-11-23 02:36:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 02:36:04,991 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 02:36:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 02:36:04,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 02:36:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 02:36:04,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 02:36:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 02:36:04,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 02:36:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 02:36:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 02:36:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 02:36:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 02:36:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 02:36:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 02:36:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 02:36:04,993 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 02:36:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:36:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 02:36:04,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 02:36:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 02:36:04,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 02:36:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 02:36:04,994 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 02:36:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 02:36:04,995 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 02:36:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2021-11-23 02:36:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2021-11-23 02:36:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:36:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 02:36:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 02:36:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2021-11-23 02:36:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2021-11-23 02:36:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:36:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 02:36:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 02:36:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 02:36:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 02:36:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:36:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:36:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2021-11-23 02:36:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2021-11-23 02:36:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 02:36:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 02:36:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 02:36:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 02:36:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 02:36:05,000 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 02:36:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:36:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_disconnect [2021-11-23 02:36:05,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_disconnect [2021-11-23 02:36:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 02:36:05,000 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 02:36:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 02:36:05,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 02:36:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_interrupt_callback [2021-11-23 02:36:05,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_interrupt_callback [2021-11-23 02:36:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 02:36:05,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 02:36:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:36:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-23 02:36:05,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-23 02:36:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 02:36:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_rx_err [2021-11-23 02:36:05,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_rx_err [2021-11-23 02:36:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 02:36:05,003 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 02:36:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 02:36:05,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 02:36:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 02:36:05,004 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 02:36:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 02:36:05,005 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 02:36:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 02:36:05,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 02:36:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 02:36:05,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 02:36:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 02:36:05,005 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 02:36:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:36:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 02:36:05,006 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 02:36:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 02:36:05,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 02:36:05,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 02:36:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:36:05,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:36:05,576 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:36:05,578 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:36:05,735 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 02:36:06,389 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2021-11-23 02:36:09,338 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:36:09,857 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:36:09,858 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 02:36:09,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:36:09 BoogieIcfgContainer [2021-11-23 02:36:09,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:36:09,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:36:09,874 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:36:09,877 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:36:09,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:36:02" (1/3) ... [2021-11-23 02:36:09,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f624028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:36:09, skipping insertion in model container [2021-11-23 02:36:09,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:36:04" (2/3) ... [2021-11-23 02:36:09,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f624028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:36:09, skipping insertion in model container [2021-11-23 02:36:09,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:36:09" (3/3) ... [2021-11-23 02:36:09,882 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2021-11-23 02:36:09,889 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:36:09,889 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:36:09,937 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:36:09,943 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 [2021-11-23 02:36:09,943 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:36:09,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 484 states, 301 states have (on average 1.372093023255814) internal successors, (413), 325 states have internal predecessors, (413), 135 states have call successors, (135), 48 states have call predecessors, (135), 46 states have return successors, (129), 124 states have call predecessors, (129), 129 states have call successors, (129) [2021-11-23 02:36:09,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 02:36:09,985 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:09,985 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:36:09,986 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:09,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:09,992 INFO L85 PathProgramCache]: Analyzing trace with hash 241924979, now seen corresponding path program 1 times [2021-11-23 02:36:10,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:10,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050895111] [2021-11-23 02:36:10,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:10,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 02:36:10,602 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:10,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050895111] [2021-11-23 02:36:10,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050895111] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:10,604 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:10,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:10,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546412082] [2021-11-23 02:36:10,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:10,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:10,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:10,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:10,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:10,646 INFO L87 Difference]: Start difference. First operand has 484 states, 301 states have (on average 1.372093023255814) internal successors, (413), 325 states have internal predecessors, (413), 135 states have call successors, (135), 48 states have call predecessors, (135), 46 states have return successors, (129), 124 states have call predecessors, (129), 129 states have call successors, (129) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 02:36:14,085 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:16,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:16,707 INFO L93 Difference]: Finished difference Result 1418 states and 1985 transitions. [2021-11-23 02:36:16,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:16,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2021-11-23 02:36:16,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:16,757 INFO L225 Difference]: With dead ends: 1418 [2021-11-23 02:36:16,757 INFO L226 Difference]: Without dead ends: 919 [2021-11-23 02:36:16,773 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 [2021-11-23 02:36:16,780 INFO L933 BasicCegarLoop]: 692 mSDtfsCounter, 629 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1253 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:16,784 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [632 Valid, 1253 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 208 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2021-11-23 02:36:16,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2021-11-23 02:36:16,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 919. [2021-11-23 02:36:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 919 states, 580 states have (on average 1.3413793103448275) internal successors, (778), 608 states have internal predecessors, (778), 248 states have call successors, (248), 91 states have call predecessors, (248), 90 states have return successors, (246), 233 states have call predecessors, (246), 243 states have call successors, (246) [2021-11-23 02:36:16,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1272 transitions. [2021-11-23 02:36:16,949 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1272 transitions. Word has length 23 [2021-11-23 02:36:16,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:16,950 INFO L470 AbstractCegarLoop]: Abstraction has 919 states and 1272 transitions. [2021-11-23 02:36:16,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 02:36:16,950 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1272 transitions. [2021-11-23 02:36:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 02:36:16,953 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:16,953 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-23 02:36:16,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:36:16,954 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:16,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:16,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1323290017, now seen corresponding path program 1 times [2021-11-23 02:36:16,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:16,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237340851] [2021-11-23 02:36:16,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:16,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 02:36:17,151 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:17,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237340851] [2021-11-23 02:36:17,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237340851] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:17,151 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:17,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:17,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926755869] [2021-11-23 02:36:17,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:17,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:17,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:17,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:17,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:17,154 INFO L87 Difference]: Start difference. First operand 919 states and 1272 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:20,174 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:21,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:21,955 INFO L93 Difference]: Finished difference Result 1621 states and 2230 transitions. [2021-11-23 02:36:21,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:21,956 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 32 [2021-11-23 02:36:21,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:21,971 INFO L225 Difference]: With dead ends: 1621 [2021-11-23 02:36:21,971 INFO L226 Difference]: Without dead ends: 1618 [2021-11-23 02:36:21,972 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 [2021-11-23 02:36:21,974 INFO L933 BasicCegarLoop]: 651 mSDtfsCounter, 471 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 1198 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:21,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [474 Valid, 1198 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 205 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2021-11-23 02:36:21,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1618 states. [2021-11-23 02:36:22,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1618 to 1606. [2021-11-23 02:36:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1606 states, 1021 states have (on average 1.3486777668952008) internal successors, (1377), 1075 states have internal predecessors, (1377), 416 states have call successors, (416), 171 states have call predecessors, (416), 168 states have return successors, (420), 385 states have call predecessors, (420), 411 states have call successors, (420) [2021-11-23 02:36:22,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 2213 transitions. [2021-11-23 02:36:22,146 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 2213 transitions. Word has length 32 [2021-11-23 02:36:22,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:22,147 INFO L470 AbstractCegarLoop]: Abstraction has 1606 states and 2213 transitions. [2021-11-23 02:36:22,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:22,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2213 transitions. [2021-11-23 02:36:22,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 02:36:22,156 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:22,156 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-23 02:36:22,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:36:22,157 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:22,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:22,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1927370355, now seen corresponding path program 1 times [2021-11-23 02:36:22,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:22,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990093642] [2021-11-23 02:36:22,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:22,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:22,313 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 02:36:22,313 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:22,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990093642] [2021-11-23 02:36:22,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990093642] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:22,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:22,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:22,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982999881] [2021-11-23 02:36:22,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:22,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:22,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:22,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:22,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:22,316 INFO L87 Difference]: Start difference. First operand 1606 states and 2213 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:25,224 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:26,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:26,019 INFO L93 Difference]: Finished difference Result 1608 states and 2214 transitions. [2021-11-23 02:36:26,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:26,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 33 [2021-11-23 02:36:26,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:26,033 INFO L225 Difference]: With dead ends: 1608 [2021-11-23 02:36:26,033 INFO L226 Difference]: Without dead ends: 1605 [2021-11-23 02:36:26,035 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 [2021-11-23 02:36:26,036 INFO L933 BasicCegarLoop]: 550 mSDtfsCounter, 633 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:26,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 550 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2021-11-23 02:36:26,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2021-11-23 02:36:26,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1605. [2021-11-23 02:36:26,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1605 states, 1021 states have (on average 1.34769833496572) internal successors, (1376), 1074 states have internal predecessors, (1376), 415 states have call successors, (415), 171 states have call predecessors, (415), 168 states have return successors, (420), 385 states have call predecessors, (420), 411 states have call successors, (420) [2021-11-23 02:36:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1605 states and 2211 transitions. [2021-11-23 02:36:26,150 INFO L78 Accepts]: Start accepts. Automaton has 1605 states and 2211 transitions. Word has length 33 [2021-11-23 02:36:26,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:26,150 INFO L470 AbstractCegarLoop]: Abstraction has 1605 states and 2211 transitions. [2021-11-23 02:36:26,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:26,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 2211 transitions. [2021-11-23 02:36:26,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 02:36:26,152 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:26,153 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-23 02:36:26,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:36:26,153 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:26,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:26,154 INFO L85 PathProgramCache]: Analyzing trace with hash -381368350, now seen corresponding path program 1 times [2021-11-23 02:36:26,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:26,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535453770] [2021-11-23 02:36:26,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:26,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 02:36:26,254 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:26,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535453770] [2021-11-23 02:36:26,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535453770] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:26,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:26,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:26,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022007901] [2021-11-23 02:36:26,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:26,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:26,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:26,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:26,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:26,257 INFO L87 Difference]: Start difference. First operand 1605 states and 2211 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:29,407 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:30,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:30,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:30,720 INFO L93 Difference]: Finished difference Result 1611 states and 2217 transitions. [2021-11-23 02:36:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:30,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 34 [2021-11-23 02:36:30,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:30,734 INFO L225 Difference]: With dead ends: 1611 [2021-11-23 02:36:30,735 INFO L226 Difference]: Without dead ends: 1608 [2021-11-23 02:36:30,736 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 [2021-11-23 02:36:30,737 INFO L933 BasicCegarLoop]: 548 mSDtfsCounter, 626 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:30,738 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 552 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2021-11-23 02:36:30,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2021-11-23 02:36:30,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1608. [2021-11-23 02:36:30,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1608 states, 1023 states have (on average 1.346041055718475) internal successors, (1377), 1076 states have internal predecessors, (1377), 414 states have call successors, (414), 172 states have call predecessors, (414), 170 states have return successors, (423), 385 states have call predecessors, (423), 411 states have call successors, (423) [2021-11-23 02:36:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1608 states and 2214 transitions. [2021-11-23 02:36:30,865 INFO L78 Accepts]: Start accepts. Automaton has 1608 states and 2214 transitions. Word has length 34 [2021-11-23 02:36:30,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:30,866 INFO L470 AbstractCegarLoop]: Abstraction has 1608 states and 2214 transitions. [2021-11-23 02:36:30,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:30,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2214 transitions. [2021-11-23 02:36:30,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 02:36:30,868 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:30,868 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-23 02:36:30,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 02:36:30,869 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:30,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:30,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1062180694, now seen corresponding path program 1 times [2021-11-23 02:36:30,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:30,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286778189] [2021-11-23 02:36:30,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:30,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:31,007 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 02:36:31,007 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:31,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286778189] [2021-11-23 02:36:31,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286778189] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:31,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:31,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:31,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31294081] [2021-11-23 02:36:31,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:31,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:31,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:31,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:31,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:31,011 INFO L87 Difference]: Start difference. First operand 1608 states and 2214 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:34,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:35,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:35,432 INFO L93 Difference]: Finished difference Result 1610 states and 2215 transitions. [2021-11-23 02:36:35,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:35,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 35 [2021-11-23 02:36:35,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:35,444 INFO L225 Difference]: With dead ends: 1610 [2021-11-23 02:36:35,445 INFO L226 Difference]: Without dead ends: 1607 [2021-11-23 02:36:35,446 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 [2021-11-23 02:36:35,447 INFO L933 BasicCegarLoop]: 546 mSDtfsCounter, 623 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:35,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [626 Valid, 550 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2021-11-23 02:36:35,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1607 states. [2021-11-23 02:36:35,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1607 to 1607. [2021-11-23 02:36:35,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1607 states, 1023 states have (on average 1.3450635386119256) internal successors, (1376), 1075 states have internal predecessors, (1376), 413 states have call successors, (413), 172 states have call predecessors, (413), 170 states have return successors, (423), 385 states have call predecessors, (423), 411 states have call successors, (423) [2021-11-23 02:36:35,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1607 states and 2212 transitions. [2021-11-23 02:36:35,549 INFO L78 Accepts]: Start accepts. Automaton has 1607 states and 2212 transitions. Word has length 35 [2021-11-23 02:36:35,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:35,550 INFO L470 AbstractCegarLoop]: Abstraction has 1607 states and 2212 transitions. [2021-11-23 02:36:35,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:35,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 2212 transitions. [2021-11-23 02:36:35,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 02:36:35,551 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:35,552 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-23 02:36:35,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 02:36:35,552 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:35,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:35,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1432434331, now seen corresponding path program 1 times [2021-11-23 02:36:35,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:35,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140785727] [2021-11-23 02:36:35,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:35,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 02:36:35,689 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:35,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140785727] [2021-11-23 02:36:35,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140785727] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:35,689 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:35,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:35,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119150751] [2021-11-23 02:36:35,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:35,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:35,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:35,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:35,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:35,692 INFO L87 Difference]: Start difference. First operand 1607 states and 2212 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:38,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:39,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:39,443 INFO L93 Difference]: Finished difference Result 1609 states and 2213 transitions. [2021-11-23 02:36:39,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:39,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 36 [2021-11-23 02:36:39,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:39,456 INFO L225 Difference]: With dead ends: 1609 [2021-11-23 02:36:39,456 INFO L226 Difference]: Without dead ends: 1600 [2021-11-23 02:36:39,458 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 [2021-11-23 02:36:39,459 INFO L933 BasicCegarLoop]: 545 mSDtfsCounter, 620 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:39,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [623 Valid, 549 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 101 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2021-11-23 02:36:39,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1600 states. [2021-11-23 02:36:39,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1600 to 1600. [2021-11-23 02:36:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1600 states, 1017 states have (on average 1.343166175024582) internal successors, (1366), 1068 states have internal predecessors, (1366), 412 states have call successors, (412), 172 states have call predecessors, (412), 170 states have return successors, (423), 385 states have call predecessors, (423), 411 states have call successors, (423) [2021-11-23 02:36:39,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1600 states and 2201 transitions. [2021-11-23 02:36:39,561 INFO L78 Accepts]: Start accepts. Automaton has 1600 states and 2201 transitions. Word has length 36 [2021-11-23 02:36:39,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:39,561 INFO L470 AbstractCegarLoop]: Abstraction has 1600 states and 2201 transitions. [2021-11-23 02:36:39,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:36:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 2201 transitions. [2021-11-23 02:36:39,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 02:36:39,566 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:39,566 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:36:39,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 02:36:39,566 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:39,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:39,567 INFO L85 PathProgramCache]: Analyzing trace with hash -413336596, now seen corresponding path program 1 times [2021-11-23 02:36:39,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:39,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894445519] [2021-11-23 02:36:39,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:39,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:39,657 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 02:36:39,657 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:39,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894445519] [2021-11-23 02:36:39,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894445519] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:39,658 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:39,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:39,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187712521] [2021-11-23 02:36:39,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:39,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:39,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:39,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:39,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:39,660 INFO L87 Difference]: Start difference. First operand 1600 states and 2201 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-23 02:36:44,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:45,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:45,359 INFO L93 Difference]: Finished difference Result 3662 states and 4990 transitions. [2021-11-23 02:36:45,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:45,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 70 [2021-11-23 02:36:45,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:45,374 INFO L225 Difference]: With dead ends: 3662 [2021-11-23 02:36:45,375 INFO L226 Difference]: Without dead ends: 2067 [2021-11-23 02:36:45,381 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 [2021-11-23 02:36:45,382 INFO L933 BasicCegarLoop]: 588 mSDtfsCounter, 185 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 1114 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:45,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [185 Valid, 1114 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 214 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2021-11-23 02:36:45,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2067 states. [2021-11-23 02:36:45,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2067 to 2054. [2021-11-23 02:36:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2054 states, 1311 states have (on average 1.3325705568268498) internal successors, (1747), 1364 states have internal predecessors, (1747), 511 states have call successors, (511), 235 states have call predecessors, (511), 231 states have return successors, (522), 480 states have call predecessors, (522), 510 states have call successors, (522) [2021-11-23 02:36:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 2054 states and 2780 transitions. [2021-11-23 02:36:45,566 INFO L78 Accepts]: Start accepts. Automaton has 2054 states and 2780 transitions. Word has length 70 [2021-11-23 02:36:45,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:45,567 INFO L470 AbstractCegarLoop]: Abstraction has 2054 states and 2780 transitions. [2021-11-23 02:36:45,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-23 02:36:45,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2780 transitions. [2021-11-23 02:36:45,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 02:36:45,572 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:45,573 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 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] [2021-11-23 02:36:45,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 02:36:45,573 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:45,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:45,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1526546868, now seen corresponding path program 1 times [2021-11-23 02:36:45,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:45,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436976561] [2021-11-23 02:36:45,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:45,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:45,736 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 02:36:45,737 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:45,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436976561] [2021-11-23 02:36:45,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436976561] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:45,737 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:45,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:45,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521824153] [2021-11-23 02:36:45,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:45,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:45,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:45,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:45,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:45,739 INFO L87 Difference]: Start difference. First operand 2054 states and 2780 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-23 02:36:49,947 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:52,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:53,909 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:53,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:53,943 INFO L93 Difference]: Finished difference Result 4598 states and 6206 transitions. [2021-11-23 02:36:53,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:53,944 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), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 82 [2021-11-23 02:36:53,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:53,961 INFO L225 Difference]: With dead ends: 4598 [2021-11-23 02:36:53,961 INFO L226 Difference]: Without dead ends: 2555 [2021-11-23 02:36:53,969 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 [2021-11-23 02:36:53,970 INFO L933 BasicCegarLoop]: 687 mSDtfsCounter, 189 mSDsluCounter, 621 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 1216 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:53,970 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 1216 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 242 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2021-11-23 02:36:53,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2555 states. [2021-11-23 02:36:54,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2555 to 2542. [2021-11-23 02:36:54,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2542 states, 1641 states have (on average 1.3302864107251675) internal successors, (2183), 1696 states have internal predecessors, (2183), 609 states have call successors, (609), 297 states have call predecessors, (609), 291 states have return successors, (620), 574 states have call predecessors, (620), 608 states have call successors, (620) [2021-11-23 02:36:54,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2542 states and 3412 transitions. [2021-11-23 02:36:54,119 INFO L78 Accepts]: Start accepts. Automaton has 2542 states and 3412 transitions. Word has length 82 [2021-11-23 02:36:54,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:54,120 INFO L470 AbstractCegarLoop]: Abstraction has 2542 states and 3412 transitions. [2021-11-23 02:36:54,120 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), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2021-11-23 02:36:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3412 transitions. [2021-11-23 02:36:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 02:36:54,124 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:54,124 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2021-11-23 02:36:54,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 02:36:54,125 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:54,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:54,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1202912264, now seen corresponding path program 1 times [2021-11-23 02:36:54,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:36:54,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347206809] [2021-11-23 02:36:54,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:54,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:36:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 02:36:54,260 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:36:54,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347206809] [2021-11-23 02:36:54,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347206809] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:54,260 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:54,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:36:54,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806677066] [2021-11-23 02:36:54,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:54,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:54,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:36:54,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:54,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:54,264 INFO L87 Difference]: Start difference. First operand 2542 states and 3412 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:36:58,182 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:36:59,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:59,693 INFO L93 Difference]: Finished difference Result 6624 states and 8948 transitions. [2021-11-23 02:36:59,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:59,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 87 [2021-11-23 02:36:59,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:59,721 INFO L225 Difference]: With dead ends: 6624 [2021-11-23 02:36:59,721 INFO L226 Difference]: Without dead ends: 4093 [2021-11-23 02:36:59,731 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 [2021-11-23 02:36:59,732 INFO L933 BasicCegarLoop]: 821 mSDtfsCounter, 539 mSDsluCounter, 623 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 1350 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:59,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [542 Valid, 1350 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 248 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2021-11-23 02:36:59,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4093 states. [2021-11-23 02:36:59,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4093 to 4082. [2021-11-23 02:37:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4082 states, 2672 states have (on average 1.342440119760479) internal successors, (3587), 2775 states have internal predecessors, (3587), 959 states have call successors, (959), 458 states have call predecessors, (959), 450 states have return successors, (982), 900 states have call predecessors, (982), 958 states have call successors, (982) [2021-11-23 02:37:00,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 4082 states and 5528 transitions. [2021-11-23 02:37:00,032 INFO L78 Accepts]: Start accepts. Automaton has 4082 states and 5528 transitions. Word has length 87 [2021-11-23 02:37:00,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:37:00,032 INFO L470 AbstractCegarLoop]: Abstraction has 4082 states and 5528 transitions. [2021-11-23 02:37:00,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:37:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 4082 states and 5528 transitions. [2021-11-23 02:37:00,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 02:37:00,045 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:37:00,045 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 2, 2, 2, 2, 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] [2021-11-23 02:37:00,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 02:37:00,045 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:37:00,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:37:00,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1418041660, now seen corresponding path program 1 times [2021-11-23 02:37:00,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:37:00,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033490462] [2021-11-23 02:37:00,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:37:00,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:37:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:37:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 02:37:00,218 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:37:00,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033490462] [2021-11-23 02:37:00,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033490462] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:37:00,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678557896] [2021-11-23 02:37:00,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:37:00,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:37:00,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:37:00,225 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:37:00,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:37:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:37:00,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 1240 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:37:00,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:37:00,993 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 02:37:00,993 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:37:00,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678557896] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:37:00,993 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:37:00,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2021-11-23 02:37:00,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047772632] [2021-11-23 02:37:00,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:37:00,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:37:00,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:37:00,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:37:00,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:37:00,994 INFO L87 Difference]: Start difference. First operand 4082 states and 5528 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-23 02:37:06,981 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:37:09,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:37:12,920 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:37:12,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:37:12,955 INFO L93 Difference]: Finished difference Result 7952 states and 11077 transitions. [2021-11-23 02:37:12,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:37:12,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 91 [2021-11-23 02:37:12,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:37:12,991 INFO L225 Difference]: With dead ends: 7952 [2021-11-23 02:37:12,991 INFO L226 Difference]: Without dead ends: 5579 [2021-11-23 02:37:13,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:37:13,001 INFO L933 BasicCegarLoop]: 762 mSDtfsCounter, 308 mSDsluCounter, 1368 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 90 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 1933 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:37:13,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [309 Valid, 1933 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 330 Invalid, 1 Unknown, 0 Unchecked, 11.7s Time] [2021-11-23 02:37:13,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5579 states. [2021-11-23 02:37:13,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5579 to 4098. [2021-11-23 02:37:13,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4098 states, 2688 states have (on average 1.3404017857142858) internal successors, (3603), 2791 states have internal predecessors, (3603), 959 states have call successors, (959), 458 states have call predecessors, (959), 450 states have return successors, (982), 900 states have call predecessors, (982), 958 states have call successors, (982) [2021-11-23 02:37:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 4098 states and 5544 transitions. [2021-11-23 02:37:13,349 INFO L78 Accepts]: Start accepts. Automaton has 4098 states and 5544 transitions. Word has length 91 [2021-11-23 02:37:13,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:37:13,349 INFO L470 AbstractCegarLoop]: Abstraction has 4098 states and 5544 transitions. [2021-11-23 02:37:13,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-23 02:37:13,350 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 5544 transitions. [2021-11-23 02:37:13,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 02:37:13,356 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:37:13,357 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 2, 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] [2021-11-23 02:37:13,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:37:13,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-23 02:37:13,577 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:37:13,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:37:13,577 INFO L85 PathProgramCache]: Analyzing trace with hash 749550948, now seen corresponding path program 1 times [2021-11-23 02:37:13,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:37:13,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187926074] [2021-11-23 02:37:13,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:37:13,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:37:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:37:13,722 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 02:37:13,722 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:37:13,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187926074] [2021-11-23 02:37:13,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187926074] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:37:13,723 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:37:13,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:37:13,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104818472] [2021-11-23 02:37:13,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:37:13,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:37:13,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:37:13,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:37:13,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:37:13,726 INFO L87 Difference]: Start difference. First operand 4098 states and 5544 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-23 02:37:17,278 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:37:18,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:37:18,672 INFO L93 Difference]: Finished difference Result 6505 states and 8812 transitions. [2021-11-23 02:37:18,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:37:18,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 99 [2021-11-23 02:37:18,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:37:18,699 INFO L225 Difference]: With dead ends: 6505 [2021-11-23 02:37:18,700 INFO L226 Difference]: Without dead ends: 4110 [2021-11-23 02:37:18,709 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 [2021-11-23 02:37:18,710 INFO L933 BasicCegarLoop]: 541 mSDtfsCounter, 0 mSDsluCounter, 636 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1079 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-11-23 02:37:18,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1079 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 200 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2021-11-23 02:37:18,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4110 states. [2021-11-23 02:37:18,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4110 to 4110. [2021-11-23 02:37:18,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4110 states, 2700 states have (on average 1.3388888888888888) internal successors, (3615), 2803 states have internal predecessors, (3615), 959 states have call successors, (959), 458 states have call predecessors, (959), 450 states have return successors, (982), 900 states have call predecessors, (982), 958 states have call successors, (982) [2021-11-23 02:37:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 4110 states and 5556 transitions. [2021-11-23 02:37:18,979 INFO L78 Accepts]: Start accepts. Automaton has 4110 states and 5556 transitions. Word has length 99 [2021-11-23 02:37:18,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:37:18,980 INFO L470 AbstractCegarLoop]: Abstraction has 4110 states and 5556 transitions. [2021-11-23 02:37:18,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-23 02:37:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 5556 transitions. [2021-11-23 02:37:18,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 02:37:18,987 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:37:18,989 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 2, 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] [2021-11-23 02:37:18,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 02:37:18,990 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:37:18,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:37:18,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1949401661, now seen corresponding path program 1 times [2021-11-23 02:37:18,991 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:37:18,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307161202] [2021-11-23 02:37:18,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:37:18,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:37:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:37:19,115 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 02:37:19,115 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:37:19,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307161202] [2021-11-23 02:37:19,115 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307161202] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:37:19,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [179835286] [2021-11-23 02:37:19,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:37:19,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:37:19,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:37:19,121 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:37:19,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:37:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:37:19,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 1482 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:37:19,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:37:19,872 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 02:37:19,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:37:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 02:37:20,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [179835286] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:37:20,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [677361360] [2021-11-23 02:37:20,134 INFO L159 IcfgInterpreter]: Started Sifa with 71 locations of interest [2021-11-23 02:37:20,134 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:37:20,140 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:37:20,145 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:37:20,146 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:37:21,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:21,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 177 [2021-11-23 02:37:22,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 65 [2021-11-23 02:37:22,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 02:37:22,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 85 [2021-11-23 02:37:22,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:22,962 INFO L244 Elim1Store]: Index analysis took 214 ms [2021-11-23 02:37:23,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 78 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 107 [2021-11-23 02:37:24,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 397 treesize of output 321 [2021-11-23 02:37:24,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 200 [2021-11-23 02:37:24,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:24,806 INFO L244 Elim1Store]: Index analysis took 295 ms [2021-11-23 02:37:24,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 276 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 73 [2021-11-23 02:37:25,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 397 treesize of output 321 [2021-11-23 02:37:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:25,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,098 INFO L244 Elim1Store]: Index analysis took 337 ms [2021-11-23 02:37:26,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 276 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 150 [2021-11-23 02:37:26,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:37:26,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2021-11-23 02:37:52,820 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 221 for LOIs [2021-11-23 02:37:53,035 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 649 for LOIs [2021-11-23 02:37:53,430 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:37:59,551 WARN L227 SmtUtils]: Spent 5.82s on a formula simplification that was a NOOP. DAG size: 976 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:38:13,604 WARN L227 SmtUtils]: Spent 5.33s on a formula simplification. DAG size of input: 655 DAG size of output: 652 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:38:41,422 WARN L227 SmtUtils]: Spent 26.76s on a formula simplification. DAG size of input: 928 DAG size of output: 754 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:39:02,387 WARN L227 SmtUtils]: Spent 20.00s on a formula simplification. DAG size of input: 808 DAG size of output: 765 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:39:19,330 WARN L227 SmtUtils]: Spent 8.08s on a formula simplification. DAG size of input: 784 DAG size of output: 745 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:39:40,405 WARN L227 SmtUtils]: Spent 19.39s on a formula simplification. DAG size of input: 798 DAG size of output: 755 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:39:49,447 WARN L227 SmtUtils]: Spent 8.46s on a formula simplification. DAG size of input: 803 DAG size of output: 758 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:39:58,224 WARN L227 SmtUtils]: Spent 8.19s on a formula simplification. DAG size of input: 791 DAG size of output: 748 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:40:07,549 WARN L227 SmtUtils]: Spent 8.69s on a formula simplification. DAG size of input: 821 DAG size of output: 778 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:40:26,959 WARN L227 SmtUtils]: Spent 9.37s on a formula simplification. DAG size of input: 845 DAG size of output: 786 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:40:36,955 WARN L227 SmtUtils]: Spent 9.29s on a formula simplification. DAG size of input: 849 DAG size of output: 790 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:40:38,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [677361360] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:40:38,249 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:40:38,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [4, 4, 4] total 38 [2021-11-23 02:40:38,250 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641036098] [2021-11-23 02:40:38,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:40:38,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-11-23 02:40:38,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:40:38,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-11-23 02:40:38,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1239, Unknown=0, NotChecked=0, Total=1406 [2021-11-23 02:40:38,252 INFO L87 Difference]: Start difference. First operand 4110 states and 5556 transitions. Second operand has 33 states, 28 states have (on average 1.7857142857142858) internal successors, (50), 25 states have internal predecessors, (50), 6 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2021-11-23 02:40:54,727 WARN L227 SmtUtils]: Spent 12.47s on a formula simplification. DAG size of input: 1009 DAG size of output: 985 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:41:07,784 WARN L227 SmtUtils]: Spent 12.67s on a formula simplification. DAG size of input: 1017 DAG size of output: 993 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:41:21,005 WARN L227 SmtUtils]: Spent 12.86s on a formula simplification. DAG size of input: 1023 DAG size of output: 999 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:41:27,398 WARN L227 SmtUtils]: Spent 5.81s on a formula simplification that was a NOOP. DAG size: 980 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:41:33,752 WARN L227 SmtUtils]: Spent 5.93s on a formula simplification that was a NOOP. DAG size: 984 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:41:40,532 WARN L227 SmtUtils]: Spent 6.14s on a formula simplification that was a NOOP. DAG size: 989 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:41:51,207 WARN L227 SmtUtils]: Spent 8.67s on a formula simplification. DAG size of input: 758 DAG size of output: 660 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:42:01,844 WARN L227 SmtUtils]: Spent 8.90s on a formula simplification. DAG size of input: 768 DAG size of output: 670 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:42:23,852 WARN L227 SmtUtils]: Spent 20.85s on a formula simplification. DAG size of input: 779 DAG size of output: 760 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:42:46,663 WARN L227 SmtUtils]: Spent 20.94s on a formula simplification. DAG size of input: 779 DAG size of output: 760 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:43:02,838 WARN L227 SmtUtils]: Spent 9.73s on a formula simplification. DAG size of input: 795 DAG size of output: 756 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:43:13,148 WARN L227 SmtUtils]: Spent 9.69s on a formula simplification. DAG size of input: 798 DAG size of output: 746 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:43:38,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:43:43,030 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:43:44,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:43:46,181 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:43:53,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:03,481 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:11,075 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:19,037 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:20,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:23,469 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:25,898 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:28,501 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:30,540 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:31,739 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:33,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:35,603 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:38,528 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:49,849 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:52,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:53,419 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:55,815 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:44:57,855 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:45:01,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:45:01,573 INFO L93 Difference]: Finished difference Result 8611 states and 11691 transitions. [2021-11-23 02:45:01,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-11-23 02:45:01,574 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 28 states have (on average 1.7857142857142858) internal successors, (50), 25 states have internal predecessors, (50), 6 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) Word has length 100 [2021-11-23 02:45:01,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:45:01,595 INFO L225 Difference]: With dead ends: 8611 [2021-11-23 02:45:01,595 INFO L226 Difference]: Without dead ends: 4504 [2021-11-23 02:45:01,609 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 874 ImplicationChecksByTransitivity, 312.4s TimeCoverageRelationStatistics Valid=297, Invalid=2673, Unknown=0, NotChecked=0, Total=2970 [2021-11-23 02:45:01,609 INFO L933 BasicCegarLoop]: 597 mSDtfsCounter, 362 mSDsluCounter, 6644 mSDsCounter, 0 mSdLazyCounter, 4217 mSolverCounterSat, 139 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 111.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 6473 SdHoareTripleChecker+Invalid, 4364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 4217 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 115.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:45:01,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [377 Valid, 6473 Invalid, 4364 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [139 Valid, 4217 Invalid, 8 Unknown, 0 Unchecked, 115.2s Time] [2021-11-23 02:45:01,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4504 states. [2021-11-23 02:45:01,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4504 to 4356. [2021-11-23 02:45:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4356 states, 2930 states have (on average 1.3426621160409555) internal successors, (3934), 3036 states have internal predecessors, (3934), 967 states have call successors, (967), 462 states have call predecessors, (967), 458 states have return successors, (997), 909 states have call predecessors, (997), 966 states have call successors, (997) [2021-11-23 02:45:01,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 4356 states and 5898 transitions. [2021-11-23 02:45:01,985 INFO L78 Accepts]: Start accepts. Automaton has 4356 states and 5898 transitions. Word has length 100 [2021-11-23 02:45:01,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:45:01,986 INFO L470 AbstractCegarLoop]: Abstraction has 4356 states and 5898 transitions. [2021-11-23 02:45:01,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 28 states have (on average 1.7857142857142858) internal successors, (50), 25 states have internal predecessors, (50), 6 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 6 states have call successors, (14) [2021-11-23 02:45:01,986 INFO L276 IsEmpty]: Start isEmpty. Operand 4356 states and 5898 transitions. [2021-11-23 02:45:01,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 02:45:01,993 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:45:01,994 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 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] [2021-11-23 02:45:02,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:45:02,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:45:02,221 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:45:02,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:45:02,221 INFO L85 PathProgramCache]: Analyzing trace with hash -349810610, now seen corresponding path program 1 times [2021-11-23 02:45:02,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:45:02,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297887620] [2021-11-23 02:45:02,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:45:02,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:45:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:45:02,379 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 02:45:02,379 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:45:02,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297887620] [2021-11-23 02:45:02,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297887620] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:45:02,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319124872] [2021-11-23 02:45:02,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:45:02,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:45:02,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:45:02,381 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:45:02,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfe9aeef-e416-4ac0-b2a9-c697c664da60/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:45:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:45:02,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 1518 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:45:02,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:45:03,105 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 02:45:03,106 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:45:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 02:45:03,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319124872] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:45:03,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1087894628] [2021-11-23 02:45:03,373 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2021-11-23 02:45:03,373 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:45:03,374 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:45:03,375 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:45:03,375 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:45:04,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 85 [2021-11-23 02:45:04,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:04,717 INFO L244 Elim1Store]: Index analysis took 166 ms [2021-11-23 02:45:04,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 78 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 107 [2021-11-23 02:45:05,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 177 [2021-11-23 02:45:05,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:05,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 65 [2021-11-23 02:45:05,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 02:45:05,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 02:45:05,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 02:45:05,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 02:45:06,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 397 treesize of output 321 [2021-11-23 02:45:06,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,921 INFO L244 Elim1Store]: Index analysis took 359 ms [2021-11-23 02:45:06,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 276 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 150 [2021-11-23 02:45:06,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:06,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:07,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2021-11-23 02:45:08,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 397 treesize of output 321 [2021-11-23 02:45:08,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,699 INFO L244 Elim1Store]: Index analysis took 496 ms [2021-11-23 02:45:08,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 276 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 150 [2021-11-23 02:45:08,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:45:08,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 34 [2021-11-23 02:45:19,601 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 223 for LOIs [2021-11-23 02:45:19,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 02:45:19,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 02:45:19,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 02:45:21,270 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 244 for LOIs [2021-11-23 02:45:21,495 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 218 for LOIs [2021-11-23 02:45:21,688 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:45:28,029 WARN L227 SmtUtils]: Spent 6.00s on a formula simplification that was a NOOP. DAG size: 976 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:45:58,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1087894628] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:45:58,517 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:45:58,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [4, 4, 4] total 42 [2021-11-23 02:45:58,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773050813] [2021-11-23 02:45:58,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:45:58,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-11-23 02:45:58,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:45:58,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-11-23 02:45:58,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=1545, Unknown=0, NotChecked=0, Total=1722 [2021-11-23 02:45:58,520 INFO L87 Difference]: Start difference. First operand 4356 states and 5898 transitions. Second operand has 37 states, 30 states have (on average 1.7666666666666666) internal successors, (53), 27 states have internal predecessors, (53), 7 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (15), 7 states have call predecessors, (15), 7 states have call successors, (15) [2021-11-23 02:46:18,386 WARN L227 SmtUtils]: Spent 12.43s on a formula simplification. DAG size of input: 991 DAG size of output: 981 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:46:31,455 WARN L227 SmtUtils]: Spent 12.67s on a formula simplification. DAG size of input: 999 DAG size of output: 989 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:46:46,362 WARN L227 SmtUtils]: Spent 14.50s on a formula simplification. DAG size of input: 1026 DAG size of output: 1006 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:47:00,218 WARN L227 SmtUtils]: Spent 13.40s on a formula simplification. DAG size of input: 1025 DAG size of output: 1013 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:47:52,271 WARN L227 SmtUtils]: Spent 51.68s on a formula simplification. DAG size of input: 1012 DAG size of output: 1003 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:48:04,840 WARN L227 SmtUtils]: Spent 12.17s on a formula simplification. DAG size of input: 979 DAG size of output: 978 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:48:17,414 WARN L227 SmtUtils]: Spent 12.23s on a formula simplification. DAG size of input: 984 DAG size of output: 983 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)