./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P --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 106df4f5c2a241158f9b42d6bacea5fef4152f7015c080096ac6f687357e10b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:35:19,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:35:19,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:35:19,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:35:19,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:35:19,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:35:19,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:35:19,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:35:19,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:35:19,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:35:19,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:35:19,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:35:19,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:35:19,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:35:19,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:35:19,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:35:19,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:35:19,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:35:19,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:35:19,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:35:19,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:35:19,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:35:19,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:35:19,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:35:19,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:35:19,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:35:19,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:35:19,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:35:19,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:35:19,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:35:19,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:35:19,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:35:19,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:35:19,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:35:19,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:35:19,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:35:19,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:35:19,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:35:19,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:35:19,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:35:19,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:35:19,757 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:35:19,807 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:35:19,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:35:19,807 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:35:19,808 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:35:19,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:35:19,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:35:19,809 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:35:19,809 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:35:19,810 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:35:19,810 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:35:19,810 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:35:19,810 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:35:19,811 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:35:19,811 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:35:19,811 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:35:19,812 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:35:19,812 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:35:19,812 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:35:19,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:35:19,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:35:19,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:35:19,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:35:19,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:35:19,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:35:19,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:35:19,818 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:35:19,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:35:19,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:35:19,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:35:19,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:35:19,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:35:19,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:35:19,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:35:19,821 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:35:19,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:35:19,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:35:19,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:35:19,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:35:19,823 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_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 106df4f5c2a241158f9b42d6bacea5fef4152f7015c080096ac6f687357e10b4 [2021-11-21 01:35:20,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:35:20,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:35:20,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:35:20,231 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:35:20,232 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:35:20,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2021-11-21 01:35:20,318 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/data/b27203dd8/5c38c5551ae146f3a0ee17df0d612556/FLAGb98989e28 [2021-11-21 01:35:21,404 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:35:21,406 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2021-11-21 01:35:21,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/data/b27203dd8/5c38c5551ae146f3a0ee17df0d612556/FLAGb98989e28 [2021-11-21 01:35:21,741 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/data/b27203dd8/5c38c5551ae146f3a0ee17df0d612556 [2021-11-21 01:35:21,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:35:21,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:35:21,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:35:21,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:35:21,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:35:21,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:35:21" (1/1) ... [2021-11-21 01:35:21,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@843a01c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:21, skipping insertion in model container [2021-11-21 01:35:21,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:35:21" (1/1) ... [2021-11-21 01:35:21,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:35:21,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:35:24,121 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_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2021-11-21 01:35:24,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:35:24,292 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:35:24,715 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_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i[247200,247213] [2021-11-21 01:35:24,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:35:24,844 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:35:24,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24 WrapperNode [2021-11-21 01:35:24,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:35:24,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:35:24,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:35:24,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:35:24,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,198 INFO L137 Inliner]: procedures = 216, calls = 1408, calls flagged for inlining = 108, calls inlined = 97, statements flattened = 3072 [2021-11-21 01:35:25,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:35:25,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:35:25,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:35:25,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:35:25,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:35:25,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:35:25,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:35:25,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:35:25,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (1/1) ... [2021-11-21 01:35:25,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:35:25,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:35:25,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:35:25,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:35:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-21 01:35:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-21 01:35:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2021-11-21 01:35:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2021-11-21 01:35:25,701 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-21 01:35:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-21 01:35:25,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 01:35:25,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 01:35:25,702 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-21 01:35:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-21 01:35:25,702 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2021-11-21 01:35:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2021-11-21 01:35:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 01:35:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 01:35:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2021-11-21 01:35:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_iso_mutex_of_ttusb_dec [2021-11-21 01:35:25,704 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2021-11-21 01:35:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2021-11-21 01:35:25,704 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-21 01:35:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-21 01:35:25,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-21 01:35:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-21 01:35:25,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2021-11-21 01:35:25,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usb_mutex_of_ttusb_dec [2021-11-21 01:35:25,705 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2021-11-21 01:35:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2021-11-21 01:35:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-21 01:35:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-21 01:35:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:35:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-11-21 01:35:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-11-21 01:35:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-21 01:35:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-21 01:35:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:35:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-21 01:35:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-21 01:35:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-21 01:35:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-21 01:35:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:35:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:35:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-21 01:35:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-21 01:35:25,710 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-21 01:35:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-21 01:35:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-21 01:35:25,711 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-21 01:35:25,711 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-21 01:35:25,712 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-21 01:35:25,712 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-21 01:35:25,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-21 01:35:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-21 01:35:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-21 01:35:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-21 01:35:25,715 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-21 01:35:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2021-11-21 01:35:25,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2021-11-21 01:35:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-21 01:35:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-21 01:35:25,716 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-11-21 01:35:25,717 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-11-21 01:35:25,717 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2021-11-21 01:35:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2021-11-21 01:35:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-21 01:35:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-21 01:35:25,718 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2021-11-21 01:35:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2021-11-21 01:35:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 01:35:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-21 01:35:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-21 01:35:25,719 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-21 01:35:25,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-21 01:35:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 01:35:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2021-11-21 01:35:25,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2021-11-21 01:35:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-21 01:35:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-21 01:35:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:35:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 01:35:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 01:35:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-21 01:35:25,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-21 01:35:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-21 01:35:25,723 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-21 01:35:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-21 01:35:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-21 01:35:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-21 01:35:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-21 01:35:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2021-11-21 01:35:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2021-11-21 01:35:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:35:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2021-11-21 01:35:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2021-11-21 01:35:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-11-21 01:35:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-11-21 01:35:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 01:35:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 01:35:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2021-11-21 01:35:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2021-11-21 01:35:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2021-11-21 01:35:25,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2021-11-21 01:35:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:35:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:35:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:35:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2021-11-21 01:35:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_iso_mutex_of_ttusb_dec [2021-11-21 01:35:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:35:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:35:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-21 01:35:25,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-21 01:35:25,732 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2021-11-21 01:35:25,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2021-11-21 01:35:25,734 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-21 01:35:25,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-21 01:35:25,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:35:25,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:35:25,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:35:26,800 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:35:26,804 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:35:33,451 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:35:34,436 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:35:34,436 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 01:35:34,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:35:34 BoogieIcfgContainer [2021-11-21 01:35:34,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:35:34,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:35:34,453 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:35:34,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:35:34,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:35:21" (1/3) ... [2021-11-21 01:35:34,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dac52dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:35:34, skipping insertion in model container [2021-11-21 01:35:34,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:24" (2/3) ... [2021-11-21 01:35:34,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dac52dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:35:34, skipping insertion in model container [2021-11-21 01:35:34,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:35:34" (3/3) ... [2021-11-21 01:35:34,461 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-ldv_main0.cil.out.i [2021-11-21 01:35:34,471 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:35:34,471 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:35:34,557 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:35:34,571 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 [2021-11-21 01:35:34,571 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:35:34,628 INFO L276 IsEmpty]: Start isEmpty. Operand has 670 states, 414 states have (on average 1.3357487922705313) internal successors, (553), 434 states have internal predecessors, (553), 204 states have call successors, (204), 50 states have call predecessors, (204), 50 states have return successors, (204), 198 states have call predecessors, (204), 204 states have call successors, (204) [2021-11-21 01:35:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 01:35:34,634 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:35:34,634 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:35:34,636 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:35:34,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:35:34,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1219217795, now seen corresponding path program 1 times [2021-11-21 01:35:34,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:35:34,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148134424] [2021-11-21 01:35:34,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:34,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:35:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:35,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:35,177 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:35:35,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148134424] [2021-11-21 01:35:35,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148134424] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:35:35,179 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:35:35,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:35:35,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414898962] [2021-11-21 01:35:35,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:35:35,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:35:35,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:35:35,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:35:35,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:35:35,236 INFO L87 Difference]: Start difference. First operand has 670 states, 414 states have (on average 1.3357487922705313) internal successors, (553), 434 states have internal predecessors, (553), 204 states have call successors, (204), 50 states have call predecessors, (204), 50 states have return successors, (204), 198 states have call predecessors, (204), 204 states have call successors, (204) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:35:37,513 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:35:40,488 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:35:43,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:35:43,216 INFO L93 Difference]: Finished difference Result 1926 states and 2808 transitions. [2021-11-21 01:35:43,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:35:43,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-21 01:35:43,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:35:43,254 INFO L225 Difference]: With dead ends: 1926 [2021-11-21 01:35:43,255 INFO L226 Difference]: Without dead ends: 1253 [2021-11-21 01:35:43,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:35:43,272 INFO L933 BasicCegarLoop]: 988 mSDtfsCounter, 850 mSDsluCounter, 925 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 850 SdHoareTripleChecker+Valid, 1767 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:35:43,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [850 Valid, 1767 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 312 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2021-11-21 01:35:43,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2021-11-21 01:35:43,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 1249. [2021-11-21 01:35:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1249 states, 776 states have (on average 1.3260309278350515) internal successors, (1029), 805 states have internal predecessors, (1029), 376 states have call successors, (376), 98 states have call predecessors, (376), 96 states have return successors, (375), 355 states have call predecessors, (375), 368 states have call successors, (375) [2021-11-21 01:35:43,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1249 states and 1780 transitions. [2021-11-21 01:35:43,541 INFO L78 Accepts]: Start accepts. Automaton has 1249 states and 1780 transitions. Word has length 7 [2021-11-21 01:35:43,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:35:43,542 INFO L470 AbstractCegarLoop]: Abstraction has 1249 states and 1780 transitions. [2021-11-21 01:35:43,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:35:43,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1780 transitions. [2021-11-21 01:35:43,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 01:35:43,543 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:35:43,543 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:35:43,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:35:43,544 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:35:43,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:35:43,545 INFO L85 PathProgramCache]: Analyzing trace with hash -859360151, now seen corresponding path program 1 times [2021-11-21 01:35:43,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:35:43,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433925501] [2021-11-21 01:35:43,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:43,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:35:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:43,698 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:35:43,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433925501] [2021-11-21 01:35:43,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433925501] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:35:43,704 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:35:43,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:35:43,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075770174] [2021-11-21 01:35:43,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:35:43,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:35:43,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:35:43,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:35:43,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:35:43,709 INFO L87 Difference]: Start difference. First operand 1249 states and 1780 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:35:45,887 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:35:48,393 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:35:50,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:35:50,610 INFO L93 Difference]: Finished difference Result 2457 states and 3496 transitions. [2021-11-21 01:35:50,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:35:50,614 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-21 01:35:50,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:35:50,642 INFO L225 Difference]: With dead ends: 2457 [2021-11-21 01:35:50,642 INFO L226 Difference]: Without dead ends: 2454 [2021-11-21 01:35:50,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:35:50,647 INFO L933 BasicCegarLoop]: 1196 mSDtfsCounter, 883 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 883 SdHoareTripleChecker+Valid, 1987 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:35:50,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [883 Valid, 1987 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 333 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2021-11-21 01:35:50,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2454 states. [2021-11-21 01:35:50,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2454 to 2447. [2021-11-21 01:35:50,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2447 states, 1524 states have (on average 1.3267716535433072) internal successors, (2022), 1576 states have internal predecessors, (2022), 730 states have call successors, (730), 195 states have call predecessors, (730), 192 states have return successors, (735), 695 states have call predecessors, (735), 722 states have call successors, (735) [2021-11-21 01:35:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2447 states and 3487 transitions. [2021-11-21 01:35:50,943 INFO L78 Accepts]: Start accepts. Automaton has 2447 states and 3487 transitions. Word has length 8 [2021-11-21 01:35:50,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:35:50,944 INFO L470 AbstractCegarLoop]: Abstraction has 2447 states and 3487 transitions. [2021-11-21 01:35:50,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:35:50,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 3487 transitions. [2021-11-21 01:35:50,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 01:35:50,946 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:35:50,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:35:50,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 01:35:50,947 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:35:50,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:35:50,949 INFO L85 PathProgramCache]: Analyzing trace with hash -870762170, now seen corresponding path program 1 times [2021-11-21 01:35:50,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:35:50,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778910728] [2021-11-21 01:35:50,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:50,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:35:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:51,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:51,093 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:35:51,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778910728] [2021-11-21 01:35:51,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778910728] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:35:51,098 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:35:51,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:35:51,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889202196] [2021-11-21 01:35:51,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:35:51,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:35:51,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:35:51,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:35:51,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:35:51,102 INFO L87 Difference]: Start difference. First operand 2447 states and 3487 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:35:53,272 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:35:55,951 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:35:58,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:35:58,171 INFO L93 Difference]: Finished difference Result 2458 states and 3497 transitions. [2021-11-21 01:35:58,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:35:58,174 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-21 01:35:58,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:35:58,200 INFO L225 Difference]: With dead ends: 2458 [2021-11-21 01:35:58,200 INFO L226 Difference]: Without dead ends: 2455 [2021-11-21 01:35:58,203 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:35:58,204 INFO L933 BasicCegarLoop]: 1196 mSDtfsCounter, 880 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 880 SdHoareTripleChecker+Valid, 1990 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-11-21 01:35:58,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [880 Valid, 1990 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 333 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2021-11-21 01:35:58,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2455 states. [2021-11-21 01:35:58,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2455 to 2448. [2021-11-21 01:35:58,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2448 states, 1525 states have (on average 1.3265573770491803) internal successors, (2023), 1577 states have internal predecessors, (2023), 730 states have call successors, (730), 195 states have call predecessors, (730), 192 states have return successors, (735), 695 states have call predecessors, (735), 722 states have call successors, (735) [2021-11-21 01:35:58,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 3488 transitions. [2021-11-21 01:35:58,405 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 3488 transitions. Word has length 9 [2021-11-21 01:35:58,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:35:58,405 INFO L470 AbstractCegarLoop]: Abstraction has 2448 states and 3488 transitions. [2021-11-21 01:35:58,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:35:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 3488 transitions. [2021-11-21 01:35:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 01:35:58,407 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:35:58,407 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:35:58,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:35:58,408 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:35:58,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:35:58,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1224219892, now seen corresponding path program 1 times [2021-11-21 01:35:58,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:35:58,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558222895] [2021-11-21 01:35:58,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:35:58,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:35:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:35:58,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:35:58,553 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:35:58,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558222895] [2021-11-21 01:35:58,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558222895] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:35:58,554 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:35:58,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:35:58,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114489620] [2021-11-21 01:35:58,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:35:58,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:35:58,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:35:58,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:35:58,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:35:58,556 INFO L87 Difference]: Start difference. First operand 2448 states and 3488 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:36:00,725 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:03,009 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:06,088 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:06,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:36:06,519 INFO L93 Difference]: Finished difference Result 4700 states and 6775 transitions. [2021-11-21 01:36:06,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:36:06,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-21 01:36:06,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:36:06,569 INFO L225 Difference]: With dead ends: 4700 [2021-11-21 01:36:06,570 INFO L226 Difference]: Without dead ends: 4691 [2021-11-21 01:36:06,575 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:36:06,578 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 872 mSDsluCounter, 930 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 872 SdHoareTripleChecker+Valid, 1833 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:36:06,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [872 Valid, 1833 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 317 Invalid, 2 Unknown, 0 Unchecked, 7.7s Time] [2021-11-21 01:36:06,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4691 states. [2021-11-21 01:36:06,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4691 to 4684. [2021-11-21 01:36:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4684 states, 2917 states have (on average 1.3239629756599245) internal successors, (3862), 3013 states have internal predecessors, (3862), 1388 states have call successors, (1388), 383 states have call predecessors, (1388), 378 states have return successors, (1503), 1327 states have call predecessors, (1503), 1380 states have call successors, (1503) [2021-11-21 01:36:06,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4684 states to 4684 states and 6753 transitions. [2021-11-21 01:36:06,912 INFO L78 Accepts]: Start accepts. Automaton has 4684 states and 6753 transitions. Word has length 10 [2021-11-21 01:36:06,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:36:06,912 INFO L470 AbstractCegarLoop]: Abstraction has 4684 states and 6753 transitions. [2021-11-21 01:36:06,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:36:06,913 INFO L276 IsEmpty]: Start isEmpty. Operand 4684 states and 6753 transitions. [2021-11-21 01:36:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 01:36:06,932 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:36:06,933 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:36:06,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 01:36:06,933 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:36:06,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:36:06,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1628095722, now seen corresponding path program 1 times [2021-11-21 01:36:06,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:36:06,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066162790] [2021-11-21 01:36:06,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:06,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:36:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:07,192 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 01:36:07,192 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:36:07,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066162790] [2021-11-21 01:36:07,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066162790] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:36:07,193 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:36:07,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:36:07,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685509948] [2021-11-21 01:36:07,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:36:07,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:36:07,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:36:07,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:36:07,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:36:07,197 INFO L87 Difference]: Start difference. First operand 4684 states and 6753 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-21 01:36:09,451 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:12,492 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:13,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:36:13,743 INFO L93 Difference]: Finished difference Result 10260 states and 14954 transitions. [2021-11-21 01:36:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:36:13,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 84 [2021-11-21 01:36:13,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:36:13,806 INFO L225 Difference]: With dead ends: 10260 [2021-11-21 01:36:13,807 INFO L226 Difference]: Without dead ends: 5577 [2021-11-21 01:36:13,834 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 [2021-11-21 01:36:13,837 INFO L933 BasicCegarLoop]: 900 mSDtfsCounter, 229 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 1669 SdHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:36:13,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 1669 Invalid, 304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 298 Invalid, 2 Unknown, 0 Unchecked, 6.2s Time] [2021-11-21 01:36:13,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5577 states. [2021-11-21 01:36:14,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5577 to 4732. [2021-11-21 01:36:14,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4732 states, 2965 states have (on average 1.3264755480607082) internal successors, (3933), 3061 states have internal predecessors, (3933), 1388 states have call successors, (1388), 383 states have call predecessors, (1388), 378 states have return successors, (1503), 1327 states have call predecessors, (1503), 1380 states have call successors, (1503) [2021-11-21 01:36:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 4732 states and 6824 transitions. [2021-11-21 01:36:14,219 INFO L78 Accepts]: Start accepts. Automaton has 4732 states and 6824 transitions. Word has length 84 [2021-11-21 01:36:14,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:36:14,219 INFO L470 AbstractCegarLoop]: Abstraction has 4732 states and 6824 transitions. [2021-11-21 01:36:14,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-21 01:36:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 4732 states and 6824 transitions. [2021-11-21 01:36:14,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 01:36:14,224 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:36:14,225 INFO L514 BasicCegarLoop]: trace histogram [5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:36:14,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 01:36:14,225 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:36:14,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:36:14,226 INFO L85 PathProgramCache]: Analyzing trace with hash -606610215, now seen corresponding path program 1 times [2021-11-21 01:36:14,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:36:14,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112992479] [2021-11-21 01:36:14,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:14,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:36:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:14,555 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 01:36:14,556 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:36:14,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112992479] [2021-11-21 01:36:14,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112992479] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:36:14,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:36:14,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:36:14,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018145614] [2021-11-21 01:36:14,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:36:14,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:36:14,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:36:14,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:36:14,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:36:14,559 INFO L87 Difference]: Start difference. First operand 4732 states and 6824 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-11-21 01:36:16,720 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:20,563 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:22,583 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:23,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:36:23,081 INFO L93 Difference]: Finished difference Result 11616 states and 16713 transitions. [2021-11-21 01:36:23,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:36:23,087 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), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 89 [2021-11-21 01:36:23,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:36:23,157 INFO L225 Difference]: With dead ends: 11616 [2021-11-21 01:36:23,157 INFO L226 Difference]: Without dead ends: 6885 [2021-11-21 01:36:23,185 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 [2021-11-21 01:36:23,187 INFO L933 BasicCegarLoop]: 981 mSDtfsCounter, 824 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 824 SdHoareTripleChecker+Valid, 1775 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:36:23,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [824 Valid, 1775 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 302 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2021-11-21 01:36:23,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6885 states. [2021-11-21 01:36:23,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6885 to 6862. [2021-11-21 01:36:23,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6862 states, 4290 states have (on average 1.3202797202797203) internal successors, (5664), 4432 states have internal predecessors, (5664), 2004 states have call successors, (2004), 574 states have call predecessors, (2004), 567 states have return successors, (2171), 1915 states have call predecessors, (2171), 1996 states have call successors, (2171) [2021-11-21 01:36:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6862 states to 6862 states and 9839 transitions. [2021-11-21 01:36:23,752 INFO L78 Accepts]: Start accepts. Automaton has 6862 states and 9839 transitions. Word has length 89 [2021-11-21 01:36:23,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:36:23,755 INFO L470 AbstractCegarLoop]: Abstraction has 6862 states and 9839 transitions. [2021-11-21 01:36:23,756 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), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-11-21 01:36:23,756 INFO L276 IsEmpty]: Start isEmpty. Operand 6862 states and 9839 transitions. [2021-11-21 01:36:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 01:36:23,762 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:36:23,763 INFO L514 BasicCegarLoop]: trace histogram [5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:36:23,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 01:36:23,763 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:36:23,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:36:23,765 INFO L85 PathProgramCache]: Analyzing trace with hash -735956694, now seen corresponding path program 1 times [2021-11-21 01:36:23,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:36:23,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418049705] [2021-11-21 01:36:23,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:23,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:36:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:24,165 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 01:36:24,166 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:36:24,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418049705] [2021-11-21 01:36:24,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418049705] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:36:24,167 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:36:24,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:36:24,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686318065] [2021-11-21 01:36:24,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:36:24,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:36:24,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:36:24,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:36:24,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:36:24,171 INFO L87 Difference]: Start difference. First operand 6862 states and 9839 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-21 01:36:26,381 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:29,035 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:30,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:36:30,128 INFO L93 Difference]: Finished difference Result 6912 states and 9933 transitions. [2021-11-21 01:36:30,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:36:30,129 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 99 [2021-11-21 01:36:30,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:36:30,184 INFO L225 Difference]: With dead ends: 6912 [2021-11-21 01:36:30,184 INFO L226 Difference]: Without dead ends: 6909 [2021-11-21 01:36:30,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:36:30,191 INFO L933 BasicCegarLoop]: 807 mSDtfsCounter, 71 mSDsluCounter, 895 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 1560 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:36:30,191 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 1560 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 319 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2021-11-21 01:36:30,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6909 states. [2021-11-21 01:36:30,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6909 to 6909. [2021-11-21 01:36:30,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6909 states, 4320 states have (on average 1.3194444444444444) internal successors, (5700), 4467 states have internal predecessors, (5700), 2003 states have call successors, (2003), 586 states have call predecessors, (2003), 585 states have return successors, (2222), 1915 states have call predecessors, (2222), 1996 states have call successors, (2222) [2021-11-21 01:36:30,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6909 states to 6909 states and 9925 transitions. [2021-11-21 01:36:30,692 INFO L78 Accepts]: Start accepts. Automaton has 6909 states and 9925 transitions. Word has length 99 [2021-11-21 01:36:30,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:36:30,693 INFO L470 AbstractCegarLoop]: Abstraction has 6909 states and 9925 transitions. [2021-11-21 01:36:30,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-21 01:36:30,693 INFO L276 IsEmpty]: Start isEmpty. Operand 6909 states and 9925 transitions. [2021-11-21 01:36:30,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 01:36:30,704 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:36:30,705 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:36:30,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 01:36:30,705 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:36:30,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:36:30,706 INFO L85 PathProgramCache]: Analyzing trace with hash 552912667, now seen corresponding path program 1 times [2021-11-21 01:36:30,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:36:30,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397255911] [2021-11-21 01:36:30,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:30,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:36:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 01:36:30,908 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:36:30,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397255911] [2021-11-21 01:36:30,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397255911] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:36:30,908 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:36:30,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:36:30,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131951103] [2021-11-21 01:36:30,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:36:30,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:36:30,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:36:30,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:36:30,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:36:30,911 INFO L87 Difference]: Start difference. First operand 6909 states and 9925 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-21 01:36:35,052 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:37,511 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:37,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:36:37,712 INFO L93 Difference]: Finished difference Result 13891 states and 19946 transitions. [2021-11-21 01:36:37,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:36:37,713 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 106 [2021-11-21 01:36:37,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:36:37,769 INFO L225 Difference]: With dead ends: 13891 [2021-11-21 01:36:37,770 INFO L226 Difference]: Without dead ends: 6981 [2021-11-21 01:36:37,811 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:36:37,812 INFO L933 BasicCegarLoop]: 808 mSDtfsCounter, 21 mSDsluCounter, 1889 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 2405 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2021-11-21 01:36:37,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 2405 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 449 Invalid, 2 Unknown, 0 Unchecked, 6.5s Time] [2021-11-21 01:36:37,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6981 states. [2021-11-21 01:36:38,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6981 to 6923. [2021-11-21 01:36:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6923 states, 4334 states have (on average 1.3181818181818181) internal successors, (5713), 4481 states have internal predecessors, (5713), 2003 states have call successors, (2003), 586 states have call predecessors, (2003), 585 states have return successors, (2222), 1915 states have call predecessors, (2222), 1996 states have call successors, (2222) [2021-11-21 01:36:38,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6923 states to 6923 states and 9938 transitions. [2021-11-21 01:36:38,296 INFO L78 Accepts]: Start accepts. Automaton has 6923 states and 9938 transitions. Word has length 106 [2021-11-21 01:36:38,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:36:38,297 INFO L470 AbstractCegarLoop]: Abstraction has 6923 states and 9938 transitions. [2021-11-21 01:36:38,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-21 01:36:38,298 INFO L276 IsEmpty]: Start isEmpty. Operand 6923 states and 9938 transitions. [2021-11-21 01:36:38,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-21 01:36:38,304 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:36:38,305 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:36:38,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 01:36:38,305 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:36:38,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:36:38,306 INFO L85 PathProgramCache]: Analyzing trace with hash 531118459, now seen corresponding path program 1 times [2021-11-21 01:36:38,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:36:38,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452436367] [2021-11-21 01:36:38,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:38,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:36:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:38,556 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-21 01:36:38,556 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:36:38,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452436367] [2021-11-21 01:36:38,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452436367] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:36:38,557 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:36:38,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:36:38,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082056756] [2021-11-21 01:36:38,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:36:38,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:36:38,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:36:38,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:36:38,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:36:38,561 INFO L87 Difference]: Start difference. First operand 6923 states and 9938 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-21 01:36:41,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:43,674 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:45,696 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:45,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:36:45,867 INFO L93 Difference]: Finished difference Result 13881 states and 19959 transitions. [2021-11-21 01:36:45,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:36:45,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 156 [2021-11-21 01:36:45,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:36:45,908 INFO L225 Difference]: With dead ends: 13881 [2021-11-21 01:36:45,908 INFO L226 Difference]: Without dead ends: 6959 [2021-11-21 01:36:45,944 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 [2021-11-21 01:36:45,945 INFO L933 BasicCegarLoop]: 796 mSDtfsCounter, 1 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1590 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:36:45,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1590 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 299 Invalid, 2 Unknown, 0 Unchecked, 7.0s Time] [2021-11-21 01:36:45,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6959 states. [2021-11-21 01:36:46,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6959 to 6935. [2021-11-21 01:36:46,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6935 states, 4346 states have (on average 1.3173032673722964) internal successors, (5725), 4493 states have internal predecessors, (5725), 2003 states have call successors, (2003), 586 states have call predecessors, (2003), 585 states have return successors, (2222), 1915 states have call predecessors, (2222), 1996 states have call successors, (2222) [2021-11-21 01:36:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6935 states to 6935 states and 9950 transitions. [2021-11-21 01:36:46,479 INFO L78 Accepts]: Start accepts. Automaton has 6935 states and 9950 transitions. Word has length 156 [2021-11-21 01:36:46,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:36:46,481 INFO L470 AbstractCegarLoop]: Abstraction has 6935 states and 9950 transitions. [2021-11-21 01:36:46,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-21 01:36:46,481 INFO L276 IsEmpty]: Start isEmpty. Operand 6935 states and 9950 transitions. [2021-11-21 01:36:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-21 01:36:46,492 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:36:46,492 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:36:46,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 01:36:46,493 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:36:46,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:36:46,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1522226009, now seen corresponding path program 1 times [2021-11-21 01:36:46,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:36:46,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120021277] [2021-11-21 01:36:46,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:46,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:36:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:46,803 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-21 01:36:46,803 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:36:46,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120021277] [2021-11-21 01:36:46,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120021277] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:36:46,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [767293521] [2021-11-21 01:36:46,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:46,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:36:46,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:36:46,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:36:46,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 01:36:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:47,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 2229 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 01:36:47,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:36:48,214 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 01:36:48,214 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:36:48,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [767293521] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:36:48,215 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:36:48,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-21 01:36:48,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868237808] [2021-11-21 01:36:48,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:36:48,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:36:48,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:36:48,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:36:48,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:36:48,217 INFO L87 Difference]: Start difference. First operand 6935 states and 9950 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-21 01:36:51,682 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:53,918 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:55,947 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:36:56,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:36:56,123 INFO L93 Difference]: Finished difference Result 13905 states and 20007 transitions. [2021-11-21 01:36:56,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:36:56,124 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 161 [2021-11-21 01:36:56,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:36:56,163 INFO L225 Difference]: With dead ends: 13905 [2021-11-21 01:36:56,163 INFO L226 Difference]: Without dead ends: 6971 [2021-11-21 01:36:56,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:36:56,287 INFO L933 BasicCegarLoop]: 796 mSDtfsCounter, 1 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1591 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:36:56,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1591 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 298 Invalid, 2 Unknown, 0 Unchecked, 7.7s Time] [2021-11-21 01:36:56,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6971 states. [2021-11-21 01:36:56,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6971 to 6947. [2021-11-21 01:36:56,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6947 states, 4358 states have (on average 1.3164295548416705) internal successors, (5737), 4505 states have internal predecessors, (5737), 2003 states have call successors, (2003), 586 states have call predecessors, (2003), 585 states have return successors, (2222), 1915 states have call predecessors, (2222), 1996 states have call successors, (2222) [2021-11-21 01:36:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6947 states to 6947 states and 9962 transitions. [2021-11-21 01:36:56,678 INFO L78 Accepts]: Start accepts. Automaton has 6947 states and 9962 transitions. Word has length 161 [2021-11-21 01:36:56,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:36:56,679 INFO L470 AbstractCegarLoop]: Abstraction has 6947 states and 9962 transitions. [2021-11-21 01:36:56,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-21 01:36:56,679 INFO L276 IsEmpty]: Start isEmpty. Operand 6947 states and 9962 transitions. [2021-11-21 01:36:56,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-21 01:36:56,686 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:36:56,686 INFO L514 BasicCegarLoop]: trace histogram [5, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:36:56,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 01:36:56,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-21 01:36:56,903 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:36:56,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:36:56,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1955449651, now seen corresponding path program 1 times [2021-11-21 01:36:56,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:36:56,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108630243] [2021-11-21 01:36:56,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:36:56,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:36:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:36:57,279 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 01:36:57,279 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:36:57,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108630243] [2021-11-21 01:36:57,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108630243] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:36:57,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:36:57,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-21 01:36:57,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119092378] [2021-11-21 01:36:57,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:36:57,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 01:36:57,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:36:57,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 01:36:57,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-21 01:36:57,282 INFO L87 Difference]: Start difference. First operand 6947 states and 9962 transitions. Second operand has 10 states, 10 states have (on average 7.9) internal successors, (79), 9 states have internal predecessors, (79), 3 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) [2021-11-21 01:37:05,534 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:08,703 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:10,028 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:12,645 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:15,739 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:17,770 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:19,800 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:24,373 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:25,884 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:27,432 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:29,461 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:31,610 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:33,640 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:35,668 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:37,698 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:39,411 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:41,440 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:44,336 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:46,708 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:37:47,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:37:47,549 INFO L93 Difference]: Finished difference Result 24841 states and 39376 transitions. [2021-11-21 01:37:47,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-21 01:37:47,550 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 9 states have internal predecessors, (79), 3 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) Word has length 141 [2021-11-21 01:37:47,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:37:47,669 INFO L225 Difference]: With dead ends: 24841 [2021-11-21 01:37:47,669 INFO L226 Difference]: Without dead ends: 17895 [2021-11-21 01:37:47,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2021-11-21 01:37:47,703 INFO L933 BasicCegarLoop]: 1299 mSDtfsCounter, 2445 mSDsluCounter, 11221 mSDsCounter, 0 mSdLazyCounter, 1833 mSolverCounterSat, 1039 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2535 SdHoareTripleChecker+Valid, 10942 SdHoareTripleChecker+Invalid, 2884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1039 IncrementalHoareTripleChecker+Valid, 1833 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:37:47,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2535 Valid, 10942 Invalid, 2884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1039 Valid, 1833 Invalid, 12 Unknown, 0 Unchecked, 49.2s Time] [2021-11-21 01:37:47,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17895 states. [2021-11-21 01:37:48,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17895 to 6161. [2021-11-21 01:37:48,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6161 states, 3878 states have (on average 1.2983496647756576) internal successors, (5035), 4001 states have internal predecessors, (5035), 1703 states have call successors, (1703), 568 states have call predecessors, (1703), 579 states have return successors, (2037), 1645 states have call predecessors, (2037), 1696 states have call successors, (2037) [2021-11-21 01:37:48,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6161 states to 6161 states and 8775 transitions. [2021-11-21 01:37:48,823 INFO L78 Accepts]: Start accepts. Automaton has 6161 states and 8775 transitions. Word has length 141 [2021-11-21 01:37:48,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:37:48,825 INFO L470 AbstractCegarLoop]: Abstraction has 6161 states and 8775 transitions. [2021-11-21 01:37:48,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 9 states have internal predecessors, (79), 3 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 4 states have call predecessors, (24), 3 states have call successors, (24) [2021-11-21 01:37:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand 6161 states and 8775 transitions. [2021-11-21 01:37:48,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-21 01:37:48,831 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:37:48,832 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:37:48,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-21 01:37:48,832 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:37:48,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:37:48,833 INFO L85 PathProgramCache]: Analyzing trace with hash -136275018, now seen corresponding path program 1 times [2021-11-21 01:37:48,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:37:48,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576045810] [2021-11-21 01:37:48,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:37:48,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:37:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:37:49,097 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-21 01:37:49,098 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:37:49,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576045810] [2021-11-21 01:37:49,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576045810] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:37:49,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1190940819] [2021-11-21 01:37:49,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:37:49,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:37:49,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:37:49,100 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:37:49,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18734f97-fa7b-4054-b7b9-c4d4e8281cf1/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 01:37:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:37:49,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 2247 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:37:50,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:37:50,491 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 01:37:50,491 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:37:51,044 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-21 01:37:51,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1190940819] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:37:51,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1954760106] [2021-11-21 01:37:51,081 INFO L159 IcfgInterpreter]: Started Sifa with 130 locations of interest [2021-11-21 01:37:51,082 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:37:51,090 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:37:51,096 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:37:51,097 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:39:07,734 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 [2021-11-21 01:39:07,750 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 [2021-11-21 01:40:08,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:08,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 339 treesize of output 347 [2021-11-21 01:40:08,960 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 347 treesize of output 332 [2021-11-21 01:40:08,999 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 332 treesize of output 317 [2021-11-21 01:40:09,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:09,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:40:09,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:09,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:40:09,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:09,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:40:09,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:09,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 18 treesize of output 19 [2021-11-21 01:40:09,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:09,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2021-11-21 01:40:09,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:09,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 18 treesize of output 19 [2021-11-21 01:40:09,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2021-11-21 01:40:10,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2021-11-21 01:40:10,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2021-11-21 01:40:10,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2021-11-21 01:40:10,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2021-11-21 01:40:10,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2021-11-21 01:40:11,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:11,173 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 205 treesize of output 207 [2021-11-21 01:40:11,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:11,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-21 01:40:11,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:11,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-21 01:40:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:11,686 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 195 [2021-11-21 01:40:11,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:11,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-21 01:40:12,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:12,034 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 181 treesize of output 183 [2021-11-21 01:40:12,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:12,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-21 01:40:12,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:12,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-21 01:40:12,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:12,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-11-21 01:40:12,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-21 01:40:12,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-21 01:40:12,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-11-21 01:40:13,856 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:40:13,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2021-11-21 01:40:14,316 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:40:14,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2021-11-21 01:40:14,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:14,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:15,265 INFO L244 Elim1Store]: Index analysis took 742 ms [2021-11-21 01:40:19,584 INFO L354 Elim1Store]: treesize reduction 458, result has 75.7 percent of original size [2021-11-21 01:40:19,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 131 select indices, 131 select index equivalence classes, 737 disjoint index pairs (out of 8515 index pairs), introduced 131 new quantified variables, introduced 130 case distinctions, treesize of input 1000 treesize of output 1836 [2021-11-21 01:40:29,056 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:40:29,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2021-11-21 01:40:29,217 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:40:29,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 21 [2021-11-21 01:40:29,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:29,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:40:30,090 INFO L244 Elim1Store]: Index analysis took 533 ms [2021-11-21 01:40:34,177 INFO L354 Elim1Store]: treesize reduction 458, result has 75.7 percent of original size [2021-11-21 01:40:34,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 131 select indices, 131 select index equivalence classes, 737 disjoint index pairs (out of 8515 index pairs), introduced 131 new quantified variables, introduced 130 case distinctions, treesize of input 1000 treesize of output 1836 [2021-11-21 01:40:39,050 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 132