./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:11:53,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:11:53,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:11:53,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:11:53,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:11:53,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:11:53,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:11:53,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:11:53,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:11:53,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:11:53,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:11:53,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:11:53,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:11:53,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:11:53,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:11:53,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:11:53,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:11:53,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:11:53,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:11:53,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:11:53,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:11:53,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:11:53,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:11:53,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:11:53,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:11:53,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:11:53,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:11:53,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:11:53,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:11:53,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:11:53,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:11:53,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:11:53,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:11:53,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:11:53,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:11:53,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:11:53,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:11:53,760 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:11:53,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:11:53,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:11:53,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:11:53,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 02:11:53,806 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:11:53,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:11:53,807 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:11:53,807 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:11:53,808 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:11:53,808 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:11:53,808 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:11:53,809 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:11:53,809 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:11:53,809 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:11:53,810 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:11:53,810 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:11:53,810 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:11:53,810 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:11:53,811 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:11:53,811 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:11:53,811 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:11:53,811 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:11:53,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:11:53,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:11:53,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:11:53,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:11:53,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:11:53,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:11:53,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:11:53,819 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:11:53,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:11:53,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:11:53,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:11:53,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:11:53,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:11:53,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:11:53,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:11:53,824 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:11:53,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:11:53,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:11:53,826 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:11:53,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:11:53,826 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_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 [2021-11-23 02:11:54,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:11:54,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:11:54,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:11:54,225 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:11:54,226 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:11:54,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 02:11:54,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data/4eda36a78/3f0562dc421343679f2536d8d4d875f0/FLAGaeaeb9d5c [2021-11-23 02:11:55,364 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:11:55,367 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 02:11:55,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data/4eda36a78/3f0562dc421343679f2536d8d4d875f0/FLAGaeaeb9d5c [2021-11-23 02:11:55,741 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data/4eda36a78/3f0562dc421343679f2536d8d4d875f0 [2021-11-23 02:11:55,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:11:55,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:11:55,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:11:55,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:11:55,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:11:55,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:11:55" (1/1) ... [2021-11-23 02:11:55,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45895b76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:55, skipping insertion in model container [2021-11-23 02:11:55,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:11:55" (1/1) ... [2021-11-23 02:11:55,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:11:55,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:11:56,654 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_d6288943-42ac-4b57-9a5d-59249be59528/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 02:11:56,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:11:56,925 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:11:57,207 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_d6288943-42ac-4b57-9a5d-59249be59528/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 02:11:57,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:11:57,350 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:11:57,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57 WrapperNode [2021-11-23 02:11:57,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:11:57,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:11:57,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:11:57,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:11:57,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,547 INFO L137 Inliner]: procedures = 102, calls = 313, calls flagged for inlining = 35, calls inlined = 32, statements flattened = 971 [2021-11-23 02:11:57,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:11:57,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:11:57,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:11:57,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:11:57,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:11:57,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:11:57,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:11:57,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:11:57,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (1/1) ... [2021-11-23 02:11:57,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:11:57,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:11:57,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:11:57,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:11:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 02:11:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 02:11:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 02:11:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 02:11:57,896 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 02:11:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 02:11:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 02:11:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 02:11:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2021-11-23 02:11:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2021-11-23 02:11:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-11-23 02:11:57,898 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-11-23 02:11:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 02:11:57,898 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 02:11:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 02:11:57,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 02:11:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 02:11:57,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 02:11:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2021-11-23 02:11:57,900 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2021-11-23 02:11:57,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2021-11-23 02:11:57,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2021-11-23 02:11:57,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 02:11:57,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 02:11:57,901 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 02:11:57,901 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 02:11:57,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 02:11:57,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 02:11:57,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 02:11:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 02:11:57,902 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 02:11:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:11:57,902 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:11:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2021-11-23 02:11:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2021-11-23 02:11:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 02:11:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 02:11:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:11:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:11:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:11:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:11:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:11:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:11:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 02:11:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 02:11:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 02:11:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 02:11:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 02:11:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2021-11-23 02:11:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2021-11-23 02:11:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:11:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 02:11:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 02:11:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 02:11:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:11:57,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:11:58,389 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:11:58,392 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:11:58,542 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 02:12:01,211 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:12:01,355 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:12:01,356 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 02:12:01,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:12:01 BoogieIcfgContainer [2021-11-23 02:12:01,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:12:01,362 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:12:01,362 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:12:01,366 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:12:01,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:11:55" (1/3) ... [2021-11-23 02:12:01,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2558dd17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:12:01, skipping insertion in model container [2021-11-23 02:12:01,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:57" (2/3) ... [2021-11-23 02:12:01,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2558dd17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:12:01, skipping insertion in model container [2021-11-23 02:12:01,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:12:01" (3/3) ... [2021-11-23 02:12:01,370 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 02:12:01,376 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:12:01,377 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:12:01,445 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:12:01,462 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 02:12:01,464 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:12:01,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 241 states, 165 states have (on average 1.4424242424242424) internal successors, (238), 171 states have internal predecessors, (238), 55 states have call successors, (55), 20 states have call predecessors, (55), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2021-11-23 02:12:01,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 02:12:01,515 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:01,516 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 02:12:01,517 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:01,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:01,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1002857361, now seen corresponding path program 1 times [2021-11-23 02:12:01,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:01,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179520016] [2021-11-23 02:12:01,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:01,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:02,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 02:12:02,134 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:02,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179520016] [2021-11-23 02:12:02,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179520016] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:12:02,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:12:02,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:12:02,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683567841] [2021-11-23 02:12:02,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:12:02,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:12:02,145 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:02,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:12:02,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:12:02,182 INFO L87 Difference]: Start difference. First operand has 241 states, 165 states have (on average 1.4424242424242424) internal successors, (238), 171 states have internal predecessors, (238), 55 states have call successors, (55), 20 states have call predecessors, (55), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:12:03,600 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:04,831 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:05,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:05,221 INFO L93 Difference]: Finished difference Result 685 states and 994 transitions. [2021-11-23 02:12:05,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:12:05,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2021-11-23 02:12:05,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:05,250 INFO L225 Difference]: With dead ends: 685 [2021-11-23 02:12:05,254 INFO L226 Difference]: Without dead ends: 442 [2021-11-23 02:12:05,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:12:05,278 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 303 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:05,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 638 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-23 02:12:05,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2021-11-23 02:12:05,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 442. [2021-11-23 02:12:05,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 312 states have (on average 1.4070512820512822) internal successors, (439), 312 states have internal predecessors, (439), 94 states have call successors, (94), 36 states have call predecessors, (94), 35 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2021-11-23 02:12:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 626 transitions. [2021-11-23 02:12:05,425 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 626 transitions. Word has length 27 [2021-11-23 02:12:05,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:05,426 INFO L470 AbstractCegarLoop]: Abstraction has 442 states and 626 transitions. [2021-11-23 02:12:05,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:12:05,427 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 626 transitions. [2021-11-23 02:12:05,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 02:12:05,431 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:05,431 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 02:12:05,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:12:05,432 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:05,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:05,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1019030519, now seen corresponding path program 1 times [2021-11-23 02:12:05,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:05,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062363356] [2021-11-23 02:12:05,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:05,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 02:12:05,590 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:05,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062363356] [2021-11-23 02:12:05,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062363356] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:12:05,591 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:12:05,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 02:12:05,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376070052] [2021-11-23 02:12:05,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:12:05,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:12:05,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:05,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:12:05,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:12:05,596 INFO L87 Difference]: Start difference. First operand 442 states and 626 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-23 02:12:08,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:08,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:08,317 INFO L93 Difference]: Finished difference Result 874 states and 1249 transitions. [2021-11-23 02:12:08,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:12:08,318 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 36 [2021-11-23 02:12:08,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:08,330 INFO L225 Difference]: With dead ends: 874 [2021-11-23 02:12:08,330 INFO L226 Difference]: Without dead ends: 869 [2021-11-23 02:12:08,332 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 [2021-11-23 02:12:08,334 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 309 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 992 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:08,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [309 Valid, 992 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-23 02:12:08,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2021-11-23 02:12:08,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 867. [2021-11-23 02:12:08,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 867 states, 613 states have (on average 1.4078303425774878) internal successors, (863), 613 states have internal predecessors, (863), 184 states have call successors, (184), 70 states have call predecessors, (184), 69 states have return successors, (193), 183 states have call predecessors, (193), 183 states have call successors, (193) [2021-11-23 02:12:08,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1240 transitions. [2021-11-23 02:12:08,433 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1240 transitions. Word has length 36 [2021-11-23 02:12:08,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:08,434 INFO L470 AbstractCegarLoop]: Abstraction has 867 states and 1240 transitions. [2021-11-23 02:12:08,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-11-23 02:12:08,435 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1240 transitions. [2021-11-23 02:12:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 02:12:08,446 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:08,447 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:12:08,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:12:08,447 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:08,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:08,448 INFO L85 PathProgramCache]: Analyzing trace with hash -213277202, now seen corresponding path program 1 times [2021-11-23 02:12:08,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:08,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453274081] [2021-11-23 02:12:08,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:08,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:08,590 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 02:12:08,591 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:08,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453274081] [2021-11-23 02:12:08,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453274081] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:12:08,592 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:12:08,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:12:08,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536616438] [2021-11-23 02:12:08,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:12:08,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:12:08,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:08,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:12:08,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:12:08,595 INFO L87 Difference]: Start difference. First operand 867 states and 1240 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-23 02:12:09,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:09,655 INFO L93 Difference]: Finished difference Result 1881 states and 2693 transitions. [2021-11-23 02:12:09,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:12:09,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2021-11-23 02:12:09,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:09,671 INFO L225 Difference]: With dead ends: 1881 [2021-11-23 02:12:09,671 INFO L226 Difference]: Without dead ends: 1024 [2021-11-23 02:12:09,682 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:12:09,689 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 72 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:09,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 563 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-23 02:12:09,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2021-11-23 02:12:09,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1019. [2021-11-23 02:12:09,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1019 states, 742 states have (on average 1.4218328840970351) internal successors, (1055), 742 states have internal predecessors, (1055), 197 states have call successors, (197), 80 states have call predecessors, (197), 79 states have return successors, (206), 196 states have call predecessors, (206), 196 states have call successors, (206) [2021-11-23 02:12:09,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1458 transitions. [2021-11-23 02:12:09,807 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1458 transitions. Word has length 73 [2021-11-23 02:12:09,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:09,808 INFO L470 AbstractCegarLoop]: Abstraction has 1019 states and 1458 transitions. [2021-11-23 02:12:09,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-23 02:12:09,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1458 transitions. [2021-11-23 02:12:09,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 02:12:09,815 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:09,816 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:12:09,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:12:09,817 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:09,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:09,818 INFO L85 PathProgramCache]: Analyzing trace with hash 349724879, now seen corresponding path program 1 times [2021-11-23 02:12:09,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:09,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224879608] [2021-11-23 02:12:09,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:09,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:10,111 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-23 02:12:10,112 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:10,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224879608] [2021-11-23 02:12:10,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224879608] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:12:10,113 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:12:10,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:12:10,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403469333] [2021-11-23 02:12:10,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:12:10,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:12:10,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:10,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:12:10,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:12:10,116 INFO L87 Difference]: Start difference. First operand 1019 states and 1458 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-23 02:12:11,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:11,776 INFO L93 Difference]: Finished difference Result 2587 states and 3689 transitions. [2021-11-23 02:12:11,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:12:11,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 97 [2021-11-23 02:12:11,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:11,798 INFO L225 Difference]: With dead ends: 2587 [2021-11-23 02:12:11,799 INFO L226 Difference]: Without dead ends: 1586 [2021-11-23 02:12:11,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:12:11,810 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 284 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:11,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 570 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-23 02:12:11,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2021-11-23 02:12:11,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1581. [2021-11-23 02:12:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1581 states, 1154 states have (on average 1.39948006932409) internal successors, (1615), 1154 states have internal predecessors, (1615), 295 states have call successors, (295), 132 states have call predecessors, (295), 131 states have return successors, (310), 294 states have call predecessors, (310), 294 states have call successors, (310) [2021-11-23 02:12:11,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1581 states and 2220 transitions. [2021-11-23 02:12:11,943 INFO L78 Accepts]: Start accepts. Automaton has 1581 states and 2220 transitions. Word has length 97 [2021-11-23 02:12:11,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:11,944 INFO L470 AbstractCegarLoop]: Abstraction has 1581 states and 2220 transitions. [2021-11-23 02:12:11,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2021-11-23 02:12:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2220 transitions. [2021-11-23 02:12:11,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 02:12:11,951 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:11,951 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:12:11,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 02:12:11,952 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:11,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:11,954 INFO L85 PathProgramCache]: Analyzing trace with hash 488249365, now seen corresponding path program 1 times [2021-11-23 02:12:11,954 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:11,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326281225] [2021-11-23 02:12:11,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:11,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:12,224 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 02:12:12,225 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:12,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326281225] [2021-11-23 02:12:12,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326281225] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:12:12,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:12:12,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 02:12:12,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443283924] [2021-11-23 02:12:12,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:12:12,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:12:12,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:12,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:12:12,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:12:12,230 INFO L87 Difference]: Start difference. First operand 1581 states and 2220 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-23 02:12:14,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:15,740 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:16,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:16,021 INFO L93 Difference]: Finished difference Result 3198 states and 4539 transitions. [2021-11-23 02:12:16,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:12:16,022 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) Word has length 97 [2021-11-23 02:12:16,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:16,037 INFO L225 Difference]: With dead ends: 3198 [2021-11-23 02:12:16,038 INFO L226 Difference]: Without dead ends: 1635 [2021-11-23 02:12:16,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:12:16,047 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 2 mSDsluCounter, 979 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1151 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:16,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1151 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2021-11-23 02:12:16,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1635 states. [2021-11-23 02:12:16,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1635 to 1621. [2021-11-23 02:12:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1621 states, 1182 states have (on average 1.3900169204737733) internal successors, (1643), 1186 states have internal predecessors, (1643), 295 states have call successors, (295), 132 states have call predecessors, (295), 143 states have return successors, (332), 302 states have call predecessors, (332), 294 states have call successors, (332) [2021-11-23 02:12:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1621 states and 2270 transitions. [2021-11-23 02:12:16,215 INFO L78 Accepts]: Start accepts. Automaton has 1621 states and 2270 transitions. Word has length 97 [2021-11-23 02:12:16,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:16,219 INFO L470 AbstractCegarLoop]: Abstraction has 1621 states and 2270 transitions. [2021-11-23 02:12:16,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-23 02:12:16,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 2270 transitions. [2021-11-23 02:12:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 02:12:16,231 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:16,232 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:12:16,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 02:12:16,232 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:16,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:16,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1240817028, now seen corresponding path program 1 times [2021-11-23 02:12:16,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:16,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696282465] [2021-11-23 02:12:16,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:16,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 02:12:16,513 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:16,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696282465] [2021-11-23 02:12:16,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696282465] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:12:16,514 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:12:16,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-23 02:12:16,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312358381] [2021-11-23 02:12:16,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:12:16,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 02:12:16,515 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:16,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 02:12:16,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:12:16,517 INFO L87 Difference]: Start difference. First operand 1621 states and 2270 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-23 02:12:19,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:22,400 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:12:23,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:23,248 INFO L93 Difference]: Finished difference Result 3286 states and 4649 transitions. [2021-11-23 02:12:23,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 02:12:23,249 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) Word has length 101 [2021-11-23 02:12:23,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:23,265 INFO L225 Difference]: With dead ends: 3286 [2021-11-23 02:12:23,265 INFO L226 Difference]: Without dead ends: 1683 [2021-11-23 02:12:23,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-11-23 02:12:23,274 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 10 mSDsluCounter, 2345 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 2376 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:23,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 2376 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2021-11-23 02:12:23,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1683 states. [2021-11-23 02:12:23,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1683 to 1661. [2021-11-23 02:12:23,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1661 states, 1210 states have (on average 1.3743801652892562) internal successors, (1663), 1214 states have internal predecessors, (1663), 299 states have call successors, (299), 132 states have call predecessors, (299), 151 states have return successors, (348), 314 states have call predecessors, (348), 298 states have call successors, (348) [2021-11-23 02:12:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1661 states and 2310 transitions. [2021-11-23 02:12:23,402 INFO L78 Accepts]: Start accepts. Automaton has 1661 states and 2310 transitions. Word has length 101 [2021-11-23 02:12:23,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:23,403 INFO L470 AbstractCegarLoop]: Abstraction has 1661 states and 2310 transitions. [2021-11-23 02:12:23,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 7 states have internal predecessors, (59), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-23 02:12:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 2310 transitions. [2021-11-23 02:12:23,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 02:12:23,409 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:23,409 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:12:23,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 02:12:23,410 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:23,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:23,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1166622608, now seen corresponding path program 1 times [2021-11-23 02:12:23,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:23,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316470369] [2021-11-23 02:12:23,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:23,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:23,716 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 02:12:23,717 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:23,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316470369] [2021-11-23 02:12:23,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316470369] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:12:23,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601391535] [2021-11-23 02:12:23,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:23,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:12:23,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:12:23,728 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:12:23,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:12:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:24,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 1065 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 02:12:24,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:12:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 02:12:24,504 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 02:12:24,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1601391535] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:12:24,504 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:12:24,504 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2021-11-23 02:12:24,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066737476] [2021-11-23 02:12:24,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:12:24,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:12:24,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:12:24,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:12:24,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:12:24,507 INFO L87 Difference]: Start difference. First operand 1661 states and 2310 transitions. Second operand has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:12:26,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:12:26,619 INFO L93 Difference]: Finished difference Result 3312 states and 4610 transitions. [2021-11-23 02:12:26,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:12:26,620 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 107 [2021-11-23 02:12:26,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:12:26,635 INFO L225 Difference]: With dead ends: 3312 [2021-11-23 02:12:26,635 INFO L226 Difference]: Without dead ends: 1662 [2021-11-23 02:12:26,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-23 02:12:26,643 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 1 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 867 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:12:26,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 867 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 02:12:26,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1662 states. [2021-11-23 02:12:26,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1662 to 1662. [2021-11-23 02:12:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1662 states, 1211 states have (on average 1.3740710156895128) internal successors, (1664), 1215 states have internal predecessors, (1664), 299 states have call successors, (299), 132 states have call predecessors, (299), 151 states have return successors, (348), 314 states have call predecessors, (348), 298 states have call successors, (348) [2021-11-23 02:12:26,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1662 states and 2311 transitions. [2021-11-23 02:12:26,744 INFO L78 Accepts]: Start accepts. Automaton has 1662 states and 2311 transitions. Word has length 107 [2021-11-23 02:12:26,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:12:26,745 INFO L470 AbstractCegarLoop]: Abstraction has 1662 states and 2311 transitions. [2021-11-23 02:12:26,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:12:26,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 2311 transitions. [2021-11-23 02:12:26,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 02:12:26,751 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:12:26,751 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 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] [2021-11-23 02:12:26,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:12:26,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:12:26,964 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:12:26,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:12:26,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1371895070, now seen corresponding path program 1 times [2021-11-23 02:12:26,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:12:26,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315887732] [2021-11-23 02:12:26,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:26,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:12:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:27,258 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 02:12:27,258 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:12:27,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315887732] [2021-11-23 02:12:27,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315887732] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:12:27,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978980979] [2021-11-23 02:12:27,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:12:27,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:12:27,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:12:27,261 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:12:27,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:12:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:12:27,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 1077 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 02:12:27,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:12:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 02:12:28,112 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:12:28,526 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 02:12:28,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [978980979] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:12:28,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1109176109] [2021-11-23 02:12:28,559 INFO L159 IcfgInterpreter]: Started Sifa with 77 locations of interest [2021-11-23 02:12:28,560 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:12:28,569 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:12:28,576 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:12:28,577 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:12:29,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:29,936 INFO L244 Elim1Store]: Index analysis took 199 ms [2021-11-23 02:12:29,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 134 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 565 [2021-11-23 02:12:30,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:30,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,042 INFO L244 Elim1Store]: Index analysis took 785 ms [2021-11-23 02:12:31,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 44 select indices, 44 select index equivalence classes, 547 disjoint index pairs (out of 946 index pairs), introduced 45 new quantified variables, introduced 0 case distinctions, treesize of input 415 treesize of output 550 [2021-11-23 02:12:31,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 400 treesize of output 321 [2021-11-23 02:12:31,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:31,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:32,280 INFO L354 Elim1Store]: treesize reduction 451, result has 34.2 percent of original size [2021-11-23 02:12:32,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 20 select indices, 20 select index equivalence classes, 194 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 20 case distinctions, treesize of input 110 treesize of output 304 [2021-11-23 02:12:33,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:33,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,504 INFO L244 Elim1Store]: Index analysis took 995 ms [2021-11-23 02:12:34,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 44 select indices, 44 select index equivalence classes, 624 disjoint index pairs (out of 946 index pairs), introduced 45 new quantified variables, introduced 0 case distinctions, treesize of input 468 treesize of output 647 [2021-11-23 02:12:34,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 400 treesize of output 321 [2021-11-23 02:12:34,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:34,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 135 [2021-11-23 02:12:34,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:35,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:35,157 INFO L244 Elim1Store]: Index analysis took 253 ms [2021-11-23 02:12:37,213 INFO L354 Elim1Store]: treesize reduction 744, result has 25.4 percent of original size [2021-11-23 02:12:37,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 23 select indices, 23 select index equivalence classes, 214 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 60 case distinctions, treesize of input 129 treesize of output 341 [2021-11-23 02:12:37,348 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2021-11-23 02:12:37,360 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2021-11-23 02:12:37,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 02:12:37,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 02:12:37,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 02:12:37,961 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2021-11-23 02:12:39,013 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 11 treesize of output 7 [2021-11-23 02:12:39,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 02:12:39,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 02:12:39,066 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:12:39,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 88 [2021-11-23 02:12:39,095 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 02:12:39,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 91 [2021-11-23 02:12:39,123 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 02:12:39,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 91 treesize of output 94 [2021-11-23 02:12:39,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 02:12:39,170 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 14 treesize of output 10 [2021-11-23 02:12:39,176 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 14 treesize of output 10 [2021-11-23 02:12:48,993 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 15 treesize of output 11 [2021-11-23 02:12:49,001 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 23 treesize of output 1 [2021-11-23 02:12:49,009 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 15 treesize of output 11 [2021-11-23 02:12:49,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:49,153 INFO L354 Elim1Store]: treesize reduction 100, result has 10.7 percent of original size [2021-11-23 02:12:49,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 34 [2021-11-23 02:12:49,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:49,211 INFO L354 Elim1Store]: treesize reduction 73, result has 34.8 percent of original size [2021-11-23 02:12:49,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 61 [2021-11-23 02:12:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:49,230 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 24 treesize of output 9 [2021-11-23 02:12:49,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:49,259 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 71 treesize of output 29 [2021-11-23 02:12:49,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:12:49,309 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 71 treesize of output 29 [2021-11-23 02:13:03,100 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2021-11-23 02:13:03,170 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2021-11-23 02:13:03,184 INFO L197 IcfgInterpreter]: Interpreting procedure cx82310_rx_fixup with input of size 164 for LOIs [2021-11-23 02:13:03,577 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_alloc_skb_12 with input of size 174 for LOIs [2021-11-23 02:13:03,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:04,003 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:13:04,004 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 1 case distinctions, treesize of input 277 treesize of output 193 [2021-11-23 02:13:04,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:04,421 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:13:04,421 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 1 case distinctions, treesize of input 277 treesize of output 193 [2021-11-23 02:13:05,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:05,058 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 24 treesize of output 9 [2021-11-23 02:13:05,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:05,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:05,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:05,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 296 treesize of output 290 [2021-11-23 02:13:05,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:05,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:05,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:05,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 317 treesize of output 311 [2021-11-23 02:13:05,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:13:05,262 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:13:05,262 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 1 case distinctions, treesize of input 277 treesize of output 193 [2021-11-23 02:13:05,442 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_skb_alloc with input of size 158 for LOIs [2021-11-23 02:13:06,246 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 15 treesize of output 11 [2021-11-23 02:13:06,263 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 15 treesize of output 11 [2021-11-23 02:13:06,282 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 23 treesize of output 1 [2021-11-23 02:13:06,470 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 138 for LOIs [2021-11-23 02:13:06,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 02:13:06,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 02:13:06,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 02:13:07,320 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 159 for LOIs [2021-11-23 02:13:07,386 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 165 for LOIs [2021-11-23 02:13:07,868 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 14 treesize of output 10 [2021-11-23 02:13:07,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 02:13:07,932 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 14 treesize of output 10 [2021-11-23 02:13:08,002 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 134 for LOIs [2021-11-23 02:13:08,031 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 180 for LOIs [2021-11-23 02:13:08,260 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:14:26,029 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '35829#(and (<= 0 ~__mod_usb__products_device_table~0.idVendor) (<= 0 ~ldv_state_variable_2~0) (<= 0 ~__mod_usb__products_device_table~0.bInterfaceProtocol) (<= 0 ~cx82310_info_group0~0.offset) (<= 17 |~#cx82310_info~0.base|) (<= 0 ~cx82310_info_group1~0.offset) (<= 0 |#NULL.base|) (<= ~LDV_IN_INTERRUPT~0 1) (<= ~__mod_usb__products_device_table~0.driver_info 0) (<= 0 ~__mod_usb__products_device_table~0.bInterfaceNumber) (<= 0 ~ldv_retval_0~0) (<= 0 ~__mod_usb__products_device_table~0.bcdDevice_lo) (<= |~#cx82310_info~0.base| 17) (<= |~#set_impl~0.base| 20) (<= ~LDV_SKBS~0.base 0) (<= 0 ~__mod_usb__products_device_table~0.bInterfaceSubClass) (<= ~__mod_usb__products_device_table~0.idVendor 0) (<= 0 ~LDV_SKBS~0.offset) (<= ~ldv_retval_0~0 0) (<= ~cx82310_info_group2~0.offset 0) (<= 0 |~#cx82310_info~0.offset|) (<= ~__mod_usb__products_device_table~0.bInterfaceSubClass 0) (<= ~__mod_usb__products_device_table~0.bInterfaceProtocol 0) (<= 0 ~ldv_retval_1~0) (<= 1 ~LDV_IN_INTERRUPT~0) (<= ~__mod_usb__products_device_table~0.bDeviceClass 0) (<= |~#cx82310_driver~0.offset| 0) (<= 0 ~ldv_retval_4~0) (<= ~LDV_SKBS~0.offset 0) (<= 0 |~#products~0.offset|) (<= ~cx82310_info_group0~0.offset 0) (<= |~#set_impl~0.offset| 0) (<= |#NULL.offset| 0) (<= |~#cx82310_driver~0.base| 19) (<= 0 ~cx82310_info_group2~0.offset) (<= 0 |~#cx82310_driver~0.offset|) (<= 0 ~__mod_usb__products_device_table~0.match_flags) (<= ~ldv_retval_3~0 0) (<= ~__mod_usb__products_device_table~0.bDeviceProtocol 0) (<= 18 |~#products~0.base|) (<= ~ldv_retval_2~0 0) (<= ~ldv_retval_1~0 0) (<= 0 ~ldv_retval_3~0) (<= ~cx82310_driver_group1~0.offset 0) (= ~ldv_state_variable_1~0 0) (<= 0 ~LDV_SKBS~0.base) (<= 0 ~__mod_usb__products_device_table~0.bDeviceProtocol) (<= 0 ~__mod_usb__products_device_table~0.bDeviceSubClass) (<= 0 ~__mod_usb__products_device_table~0.bInterfaceClass) (= ~ldv_state_variable_0~0 2) (<= |~#cx82310_info~0.offset| 0) (<= ~__mod_usb__products_device_table~0.match_flags 0) (<= ~__mod_usb__products_device_table~0.bcdDevice_lo 0) (<= |~#products~0.base| 18) (<= 0 ~__mod_usb__products_device_table~0.bDeviceClass) (<= ~__mod_usb__products_device_table~0.bcdDevice_hi 0) (<= 0 ~__mod_usb__products_device_table~0.idProduct) (= ~ref_cnt~0 0) (<= |#NULL.base| 0) (<= ~__mod_usb__products_device_table~0.bInterfaceNumber 0) (<= ~__mod_usb__products_device_table~0.idProduct 0) (<= ~cx82310_info_group1~0.offset 0) (<= ~usb_counter~0 0) (<= ~__mod_usb__products_device_table~0.bDeviceSubClass 0) (<= |~#products~0.offset| 0) (<= ~__mod_usb__products_device_table~0.bInterfaceClass 0) (<= ~ldv_retval_4~0 0) (<= 0 |#NULL.offset|) (<= 0 ~usb_counter~0) (<= ~ldv_retval_5~0 0) (<= 0 ~ldv_retval_5~0) (<= ~ldv_state_variable_2~0 1) (<= 0 ~cx82310_driver_group1~0.offset) (<= 0 ~__mod_usb__products_device_table~0.bcdDevice_hi) (<= 0 ~__mod_usb__products_device_table~0.driver_info) (<= 20 |~#set_impl~0.base|) (<= 0 |#StackHeapBarrier|) (<= 0 |~#set_impl~0.offset|) (= (ite (= ~last_index~0 0) 1 0) 0) (<= 0 ~ldv_retval_2~0) (<= 19 |~#cx82310_driver~0.base|))' at error location [2021-11-23 02:14:26,029 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:14:26,029 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:14:26,030 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2021-11-23 02:14:26,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585929196] [2021-11-23 02:14:26,030 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:14:26,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 02:14:26,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:14:26,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 02:14:26,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=5270, Unknown=0, NotChecked=0, Total=5550 [2021-11-23 02:14:26,034 INFO L87 Difference]: Start difference. First operand 1662 states and 2311 transitions. Second operand has 9 states, 7 states have (on average 13.857142857142858) internal successors, (97), 9 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-23 02:14:29,335 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:30,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:14:30,849 INFO L93 Difference]: Finished difference Result 3317 states and 4618 transitions. [2021-11-23 02:14:30,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 02:14:30,850 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 13.857142857142858) internal successors, (97), 9 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 109 [2021-11-23 02:14:30,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:14:30,865 INFO L225 Difference]: With dead ends: 3317 [2021-11-23 02:14:30,865 INFO L226 Difference]: Without dead ends: 1665 [2021-11-23 02:14:30,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 254 SyntacticMatches, 3 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1953 ImplicationChecksByTransitivity, 78.0s TimeCoverageRelationStatistics Valid=298, Invalid=5554, Unknown=0, NotChecked=0, Total=5852 [2021-11-23 02:14:30,875 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 2 mSDsluCounter, 1618 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1716 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-11-23 02:14:30,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1716 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2021-11-23 02:14:30,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1665 states. [2021-11-23 02:14:30,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1665 to 1665. [2021-11-23 02:14:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1665 states, 1214 states have (on average 1.373146622734761) internal successors, (1667), 1218 states have internal predecessors, (1667), 299 states have call successors, (299), 132 states have call predecessors, (299), 151 states have return successors, (348), 314 states have call predecessors, (348), 298 states have call successors, (348) [2021-11-23 02:14:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1665 states and 2314 transitions. [2021-11-23 02:14:30,985 INFO L78 Accepts]: Start accepts. Automaton has 1665 states and 2314 transitions. Word has length 109 [2021-11-23 02:14:30,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:14:30,986 INFO L470 AbstractCegarLoop]: Abstraction has 1665 states and 2314 transitions. [2021-11-23 02:14:30,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 13.857142857142858) internal successors, (97), 9 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-23 02:14:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2314 transitions. [2021-11-23 02:14:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 02:14:30,992 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:14:30,992 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 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] [2021-11-23 02:14:31,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:14:31,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:14:31,208 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:14:31,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:14:31,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1616330221, now seen corresponding path program 1 times [2021-11-23 02:14:31,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:14:31,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069540824] [2021-11-23 02:14:31,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:14:31,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:14:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:14:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-23 02:14:31,959 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:14:31,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069540824] [2021-11-23 02:14:31,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069540824] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:14:31,959 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:14:31,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-23 02:14:31,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807446753] [2021-11-23 02:14:31,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:14:31,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-23 02:14:31,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:14:31,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-23 02:14:31,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2021-11-23 02:14:31,962 INFO L87 Difference]: Start difference. First operand 1665 states and 2314 transitions. Second operand has 14 states, 11 states have (on average 6.545454545454546) internal successors, (72), 10 states have internal predecessors, (72), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-23 02:14:33,193 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:34,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:36,013 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:42,555 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:43,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:14:43,567 INFO L93 Difference]: Finished difference Result 3538 states and 4973 transitions. [2021-11-23 02:14:43,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 02:14:43,568 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 6.545454545454546) internal successors, (72), 10 states have internal predecessors, (72), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) Word has length 130 [2021-11-23 02:14:43,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:14:43,585 INFO L225 Difference]: With dead ends: 3538 [2021-11-23 02:14:43,585 INFO L226 Difference]: Without dead ends: 1895 [2021-11-23 02:14:43,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2021-11-23 02:14:43,595 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 26 mSDsluCounter, 4402 mSDsCounter, 0 mSdLazyCounter, 732 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 4239 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:14:43,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 4239 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 732 Invalid, 0 Unknown, 0 Unchecked, 11.4s Time] [2021-11-23 02:14:43,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1895 states. [2021-11-23 02:14:43,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1895 to 1697. [2021-11-23 02:14:43,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1697 states, 1238 states have (on average 1.365912762520194) internal successors, (1691), 1238 states have internal predecessors, (1691), 303 states have call successors, (303), 132 states have call predecessors, (303), 155 states have return successors, (360), 326 states have call predecessors, (360), 302 states have call successors, (360) [2021-11-23 02:14:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1697 states and 2354 transitions. [2021-11-23 02:14:43,721 INFO L78 Accepts]: Start accepts. Automaton has 1697 states and 2354 transitions. Word has length 130 [2021-11-23 02:14:43,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:14:43,723 INFO L470 AbstractCegarLoop]: Abstraction has 1697 states and 2354 transitions. [2021-11-23 02:14:43,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 6.545454545454546) internal successors, (72), 10 states have internal predecessors, (72), 4 states have call successors, (16), 2 states have call predecessors, (16), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-23 02:14:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2354 transitions. [2021-11-23 02:14:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 02:14:43,729 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:14:43,730 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:14:43,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 02:14:43,730 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:14:43,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:14:43,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1837424656, now seen corresponding path program 2 times [2021-11-23 02:14:43,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:14:43,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778058314] [2021-11-23 02:14:43,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:14:43,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:14:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:14:44,325 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 02:14:44,325 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:14:44,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778058314] [2021-11-23 02:14:44,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778058314] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:14:44,326 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:14:44,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-23 02:14:44,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13983696] [2021-11-23 02:14:44,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:14:44,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-23 02:14:44,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:14:44,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-23 02:14:44,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2021-11-23 02:14:44,328 INFO L87 Difference]: Start difference. First operand 1697 states and 2354 transitions. Second operand has 14 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-23 02:14:45,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:47,049 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:48,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:51,763 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:54,382 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:55,400 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:14:57,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:14:57,986 INFO L93 Difference]: Finished difference Result 3618 states and 5077 transitions. [2021-11-23 02:14:57,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-23 02:14:57,987 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 3 states have call successors, (13) Word has length 115 [2021-11-23 02:14:57,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:14:58,003 INFO L225 Difference]: With dead ends: 3618 [2021-11-23 02:14:58,004 INFO L226 Difference]: Without dead ends: 1943 [2021-11-23 02:14:58,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-11-23 02:14:58,015 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 32 mSDsluCounter, 3992 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 3866 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:14:58,016 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 3866 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 13.4s Time] [2021-11-23 02:14:58,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1943 states. [2021-11-23 02:14:58,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1943 to 1713. [2021-11-23 02:14:58,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1713 states, 1254 states have (on average 1.361244019138756) internal successors, (1707), 1246 states have internal predecessors, (1707), 303 states have call successors, (303), 132 states have call predecessors, (303), 155 states have return successors, (360), 334 states have call predecessors, (360), 302 states have call successors, (360) [2021-11-23 02:14:58,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1713 states and 2370 transitions. [2021-11-23 02:14:58,124 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 2370 transitions. Word has length 115 [2021-11-23 02:14:58,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:14:58,125 INFO L470 AbstractCegarLoop]: Abstraction has 1713 states and 2370 transitions. [2021-11-23 02:14:58,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-23 02:14:58,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2370 transitions. [2021-11-23 02:14:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 02:14:58,134 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:14:58,134 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 3, 3, 3, 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] [2021-11-23 02:14:58,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 02:14:58,135 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:14:58,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:14:58,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1615275106, now seen corresponding path program 1 times [2021-11-23 02:14:58,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:14:58,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367724069] [2021-11-23 02:14:58,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:14:58,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:14:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:15:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 34 proven. 11 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 02:15:00,546 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:15:00,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367724069] [2021-11-23 02:15:00,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367724069] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:15:00,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [386678382] [2021-11-23 02:15:00,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:15:00,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:15:00,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:15:00,548 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:15:00,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 02:15:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:15:00,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-23 02:15:00,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:15:04,070 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 12 treesize of output 11 [2021-11-23 02:15:47,412 INFO L354 Elim1Store]: treesize reduction 55, result has 27.6 percent of original size [2021-11-23 02:15:47,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 89 [2021-11-23 02:15:47,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 88 [2021-11-23 02:15:47,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2021-11-23 02:15:47,518 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 21 treesize of output 12 [2021-11-23 02:16:53,800 INFO L354 Elim1Store]: treesize reduction 541, result has 26.1 percent of original size [2021-11-23 02:16:53,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 19 case distinctions, treesize of input 514 treesize of output 628 [2021-11-23 02:16:56,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:16:56,960 INFO L354 Elim1Store]: treesize reduction 218, result has 29.2 percent of original size [2021-11-23 02:16:56,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 220 treesize of output 278 [2021-11-23 02:16:58,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:16:58,479 INFO L354 Elim1Store]: treesize reduction 235, result has 22.7 percent of original size [2021-11-23 02:16:58,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 190 treesize of output 240 [2021-11-23 02:16:59,065 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:16:59,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 161 treesize of output 158 [2021-11-23 02:17:00,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:17:00,760 INFO L354 Elim1Store]: treesize reduction 310, result has 31.4 percent of original size [2021-11-23 02:17:00,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 748 treesize of output 828 [2021-11-23 02:17:05,526 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:17:05,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 33 [2021-11-23 02:17:05,965 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:17:05,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 33 [2021-11-23 02:17:06,337 INFO L354 Elim1Store]: treesize reduction 35, result has 28.6 percent of original size [2021-11-23 02:17:06,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 42 [2021-11-23 02:17:07,646 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:17:07,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 33 [2021-11-23 02:17:08,262 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:17:08,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 33 [2021-11-23 02:17:08,744 INFO L354 Elim1Store]: treesize reduction 35, result has 28.6 percent of original size [2021-11-23 02:17:08,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 42 [2021-11-23 02:17:10,325 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:17:10,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 28 treesize of output 32 [2021-11-23 02:17:10,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3 [2021-11-23 02:17:11,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3 [2021-11-23 02:17:12,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:17:12,251 INFO L354 Elim1Store]: treesize reduction 22, result has 35.3 percent of original size [2021-11-23 02:17:12,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 33 [2021-11-23 02:17:12,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:17:12,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 22 treesize of output 11 [2021-11-23 02:17:13,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:17:13,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 22 treesize of output 11 [2021-11-23 02:17:41,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:17:41,782 INFO L354 Elim1Store]: treesize reduction 310, result has 31.4 percent of original size [2021-11-23 02:17:41,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 748 treesize of output 828 [2021-11-23 02:17:44,786 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:17:44,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 736 treesize of output 758 [2021-11-23 02:18:00,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:00,996 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:00,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 46 [2021-11-23 02:18:01,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:01,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:01,506 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:01,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-11-23 02:18:02,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:02,395 INFO L354 Elim1Store]: treesize reduction 35, result has 50.0 percent of original size [2021-11-23 02:18:02,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 53 treesize of output 64 [2021-11-23 02:18:03,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:03,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:03,269 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:03,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-11-23 02:18:04,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:04,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:18:05,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:05,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:18:05,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:05,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:05,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:05,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 27 [2021-11-23 02:18:07,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:07,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:18:07,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:07,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:07,578 INFO L354 Elim1Store]: treesize reduction 6, result has 50.0 percent of original size [2021-11-23 02:18:07,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2021-11-23 02:18:08,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:08,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:18:51,330 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:18:51,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 78 [2021-11-23 02:18:51,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:51,371 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:51,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 76 [2021-11-23 02:18:51,498 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:18:51,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 63 [2021-11-23 02:18:51,688 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 77 [2021-11-23 02:18:51,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 88 [2021-11-23 02:18:51,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:51,815 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-11-23 02:18:51,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 74 [2021-11-23 02:18:52,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 69 [2021-11-23 02:18:52,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:52,076 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:52,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 72 [2021-11-23 02:18:52,181 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:18:52,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2021-11-23 02:18:52,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:52,643 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:52,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 51 [2021-11-23 02:18:52,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:52,970 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:52,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 51 [2021-11-23 02:18:53,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 86 [2021-11-23 02:18:53,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:53,615 INFO L354 Elim1Store]: treesize reduction 21, result has 70.0 percent of original size [2021-11-23 02:18:53,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 87 treesize of output 108 [2021-11-23 02:18:53,742 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:18:53,867 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 77 [2021-11-23 02:18:53,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 105 [2021-11-23 02:18:53,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:54,003 INFO L354 Elim1Store]: treesize reduction 49, result has 30.0 percent of original size [2021-11-23 02:18:54,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 108 treesize of output 94 [2021-11-23 02:18:54,295 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:18:54,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 95 [2021-11-23 02:18:54,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:54,375 INFO L354 Elim1Store]: treesize reduction 21, result has 70.0 percent of original size [2021-11-23 02:18:54,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 91 treesize of output 112 [2021-11-23 02:18:54,606 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:18:54,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 63 [2021-11-23 02:18:55,351 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:18:55,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 78 [2021-11-23 02:18:55,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:55,388 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:55,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 76 [2021-11-23 02:18:55,557 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:18:55,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 63 [2021-11-23 02:18:55,760 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 77 [2021-11-23 02:18:55,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 88 [2021-11-23 02:18:55,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:55,907 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-11-23 02:18:55,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 74 [2021-11-23 02:18:56,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 69 [2021-11-23 02:18:56,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:56,206 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:56,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 72 [2021-11-23 02:18:56,384 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:18:58,372 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:18:58,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 78 [2021-11-23 02:18:58,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:58,413 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:58,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 76 [2021-11-23 02:18:58,552 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:18:58,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 63 [2021-11-23 02:18:58,738 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 77 [2021-11-23 02:18:58,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 88 [2021-11-23 02:18:58,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:58,846 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-11-23 02:18:58,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 74 [2021-11-23 02:18:59,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 69 [2021-11-23 02:18:59,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:59,101 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:59,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 72 [2021-11-23 02:18:59,232 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:18:59,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2021-11-23 02:18:59,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:18:59,742 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:18:59,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 51 [2021-11-23 02:19:00,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:00,086 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:00,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 51 [2021-11-23 02:19:00,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 86 [2021-11-23 02:19:00,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:00,892 INFO L354 Elim1Store]: treesize reduction 21, result has 70.0 percent of original size [2021-11-23 02:19:00,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 87 treesize of output 108 [2021-11-23 02:19:01,157 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:01,386 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 77 [2021-11-23 02:19:01,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 105 [2021-11-23 02:19:01,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:01,588 INFO L354 Elim1Store]: treesize reduction 53, result has 24.3 percent of original size [2021-11-23 02:19:01,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 108 treesize of output 90 [2021-11-23 02:19:02,071 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:19:02,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 95 [2021-11-23 02:19:02,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:02,161 INFO L354 Elim1Store]: treesize reduction 21, result has 70.0 percent of original size [2021-11-23 02:19:02,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 91 treesize of output 112 [2021-11-23 02:19:02,440 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:02,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 63 [2021-11-23 02:19:02,927 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:19:02,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 78 [2021-11-23 02:19:02,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:02,959 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:02,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 76 [2021-11-23 02:19:03,106 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:03,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 63 [2021-11-23 02:19:03,272 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 77 [2021-11-23 02:19:03,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 88 [2021-11-23 02:19:03,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:03,402 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-11-23 02:19:03,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 74 [2021-11-23 02:19:03,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 69 [2021-11-23 02:19:03,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:03,672 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:03,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 72 [2021-11-23 02:19:03,806 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:05,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:05,629 INFO L354 Elim1Store]: treesize reduction 35, result has 50.0 percent of original size [2021-11-23 02:19:05,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 64 [2021-11-23 02:19:06,394 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:06,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 58 [2021-11-23 02:19:06,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:06,601 INFO L354 Elim1Store]: treesize reduction 15, result has 78.6 percent of original size [2021-11-23 02:19:06,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 53 treesize of output 84 [2021-11-23 02:19:07,417 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:07,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 96 [2021-11-23 02:19:07,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:07,657 INFO L354 Elim1Store]: treesize reduction 56, result has 57.9 percent of original size [2021-11-23 02:19:07,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 97 treesize of output 139 [2021-11-23 02:19:08,218 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 77 [2021-11-23 02:19:08,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 115 [2021-11-23 02:19:08,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:08,516 INFO L354 Elim1Store]: treesize reduction 80, result has 39.8 percent of original size [2021-11-23 02:19:08,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 118 treesize of output 129 [2021-11-23 02:19:09,138 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:19:09,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 125 treesize of output 105 [2021-11-23 02:19:09,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:09,343 INFO L354 Elim1Store]: treesize reduction 56, result has 57.9 percent of original size [2021-11-23 02:19:09,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 101 treesize of output 143 [2021-11-23 02:19:09,732 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:09,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 125 treesize of output 63 [2021-11-23 02:19:10,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 98 [2021-11-23 02:19:10,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:10,908 INFO L354 Elim1Store]: treesize reduction 67, result has 4.3 percent of original size [2021-11-23 02:19:10,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 101 treesize of output 77 [2021-11-23 02:19:11,100 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 77 [2021-11-23 02:19:11,459 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:19:11,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 88 [2021-11-23 02:19:11,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:11,580 INFO L354 Elim1Store]: treesize reduction 21, result has 70.0 percent of original size [2021-11-23 02:19:11,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 82 treesize of output 103 [2021-11-23 02:19:11,912 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:11,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 63 [2021-11-23 02:19:12,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 79 [2021-11-23 02:19:12,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:12,233 INFO L354 Elim1Store]: treesize reduction 21, result has 70.0 percent of original size [2021-11-23 02:19:12,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 99 [2021-11-23 02:19:12,429 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:12,995 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:13,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2021-11-23 02:19:13,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:13,144 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:13,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 84 [2021-11-23 02:19:13,527 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:13,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 63 [2021-11-23 02:19:13,673 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:13,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 81 [2021-11-23 02:19:13,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:13,759 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:13,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 46 [2021-11-23 02:19:14,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 87 [2021-11-23 02:19:14,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:14,223 INFO L354 Elim1Store]: treesize reduction 6, result has 80.6 percent of original size [2021-11-23 02:19:14,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 101 [2021-11-23 02:19:14,421 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 77 [2021-11-23 02:19:15,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:15,094 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:15,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 46 [2021-11-23 02:19:15,307 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:15,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:19:15,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:15,374 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:15,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 46 [2021-11-23 02:19:15,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 58 [2021-11-23 02:19:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:15,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 59 treesize of output 51 [2021-11-23 02:19:15,930 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 58 [2021-11-23 02:19:16,095 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:16,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 71 [2021-11-23 02:19:16,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:16,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:19:16,249 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:16,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 63 [2021-11-23 02:19:16,658 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:16,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 88 [2021-11-23 02:19:16,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:16,765 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:16,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 55 [2021-11-23 02:19:17,044 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:17,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 63 [2021-11-23 02:19:17,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 75 [2021-11-23 02:19:17,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:17,388 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:17,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 93 [2021-11-23 02:19:17,553 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:17,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:17,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-23 02:19:18,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-23 02:19:18,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:18,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:19:18,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 58 [2021-11-23 02:19:18,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:18,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 59 treesize of output 51 [2021-11-23 02:19:18,631 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:18,929 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:18,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 71 [2021-11-23 02:19:19,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:19,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:19:19,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:19:19,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 63 [2021-11-23 02:19:19,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 77 [2021-11-23 02:19:19,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:19,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 82 treesize of output 74 [2021-11-23 02:19:19,467 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 77 [2021-11-23 02:19:20,358 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:20,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2021-11-23 02:19:20,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:20,488 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:20,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 84 [2021-11-23 02:19:20,882 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:20,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 63 [2021-11-23 02:19:21,028 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:21,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 81 [2021-11-23 02:19:21,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:21,106 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:21,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 46 [2021-11-23 02:19:21,919 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:21,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 63 [2021-11-23 02:19:22,093 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:22,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 98 [2021-11-23 02:19:22,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:22,246 INFO L354 Elim1Store]: treesize reduction 22, result has 72.2 percent of original size [2021-11-23 02:19:22,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 50 treesize of output 84 [2021-11-23 02:19:23,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 85 [2021-11-23 02:19:23,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:23,380 INFO L354 Elim1Store]: treesize reduction 22, result has 72.2 percent of original size [2021-11-23 02:19:23,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 88 treesize of output 122 [2021-11-23 02:19:23,565 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:23,734 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 77 [2021-11-23 02:19:23,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 104 [2021-11-23 02:19:23,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:23,884 INFO L354 Elim1Store]: treesize reduction 76, result has 3.8 percent of original size [2021-11-23 02:19:23,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 109 treesize of output 83 [2021-11-23 02:19:26,709 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:19:26,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:19:26,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:26,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:19:27,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:19:27,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:27,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:19:27,145 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:19:27,239 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:27,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:19:27,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:27,320 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:27,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:19:27,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:27,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:19:27,734 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:27,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 66 [2021-11-23 02:19:27,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:27,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:27,805 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:27,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 40 [2021-11-23 02:19:28,009 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:28,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 41 [2021-11-23 02:19:28,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 72 [2021-11-23 02:19:28,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:28,302 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:19:28,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 65 [2021-11-23 02:19:28,436 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 55 [2021-11-23 02:19:28,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 53 [2021-11-23 02:19:28,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:28,809 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:19:28,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 51 [2021-11-23 02:19:28,909 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:29,418 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:29,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:19:29,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:29,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:19:29,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:19:29,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:29,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:19:29,885 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:19:30,059 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:30,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:19:30,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:30,163 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:30,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:19:30,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:30,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:19:31,176 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:31,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 41 [2021-11-23 02:19:31,294 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:31,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 76 [2021-11-23 02:19:31,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:31,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:31,405 INFO L354 Elim1Store]: treesize reduction 21, result has 67.2 percent of original size [2021-11-23 02:19:31,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 70 [2021-11-23 02:19:31,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 63 [2021-11-23 02:19:31,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:32,079 INFO L354 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2021-11-23 02:19:32,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 62 treesize of output 82 [2021-11-23 02:19:32,261 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:32,420 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 55 [2021-11-23 02:19:32,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 82 [2021-11-23 02:19:32,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:32,663 INFO L354 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2021-11-23 02:19:32,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 83 treesize of output 96 [2021-11-23 02:19:33,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:33,776 INFO L354 Elim1Store]: treesize reduction 6, result has 80.6 percent of original size [2021-11-23 02:19:33,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 40 [2021-11-23 02:19:33,993 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:33,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:19:34,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:34,067 INFO L354 Elim1Store]: treesize reduction 10, result has 67.7 percent of original size [2021-11-23 02:19:34,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 36 [2021-11-23 02:19:34,375 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:34,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2021-11-23 02:19:34,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:34,526 INFO L354 Elim1Store]: treesize reduction 21, result has 32.3 percent of original size [2021-11-23 02:19:34,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 38 [2021-11-23 02:19:34,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 65 [2021-11-23 02:19:34,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:34,820 INFO L354 Elim1Store]: treesize reduction 21, result has 32.3 percent of original size [2021-11-23 02:19:34,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 61 [2021-11-23 02:19:34,976 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 55 [2021-11-23 02:19:35,236 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:19:35,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 51 [2021-11-23 02:19:35,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:35,297 INFO L354 Elim1Store]: treesize reduction 21, result has 32.3 percent of original size [2021-11-23 02:19:35,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 38 [2021-11-23 02:19:35,448 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:35,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 41 [2021-11-23 02:19:35,704 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:35,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2021-11-23 02:19:35,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:35,812 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:19:35,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 42 [2021-11-23 02:19:36,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 65 [2021-11-23 02:19:36,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:36,045 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:19:36,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 65 [2021-11-23 02:19:36,170 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 55 [2021-11-23 02:19:36,350 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:19:36,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 51 [2021-11-23 02:19:36,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:36,398 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:19:36,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 42 [2021-11-23 02:19:36,520 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:36,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 41 [2021-11-23 02:19:37,027 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:37,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 66 [2021-11-23 02:19:37,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:37,163 INFO L354 Elim1Store]: treesize reduction 6, result has 80.6 percent of original size [2021-11-23 02:19:37,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 49 [2021-11-23 02:19:37,445 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:37,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 41 [2021-11-23 02:19:37,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 72 [2021-11-23 02:19:37,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:37,751 INFO L354 Elim1Store]: treesize reduction 6, result has 80.6 percent of original size [2021-11-23 02:19:37,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 70 [2021-11-23 02:19:38,092 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 55 [2021-11-23 02:19:38,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 53 [2021-11-23 02:19:38,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:38,529 INFO L354 Elim1Store]: treesize reduction 6, result has 80.6 percent of original size [2021-11-23 02:19:38,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 61 [2021-11-23 02:19:38,677 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:39,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:39,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-23 02:19:39,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-23 02:19:39,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:39,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:19:39,650 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:39,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:19:39,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:39,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:19:39,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:19:39,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:39,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:19:39,929 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:40,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:40,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:40,110 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:40,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:19:40,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:40,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:19:40,407 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:40,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:19:40,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:40,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:19:40,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:19:40,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:40,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:19:40,797 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:19:40,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:19:40,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:19:41,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:41,034 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:41,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:19:41,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:41,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:19:43,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 98 [2021-11-23 02:19:43,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:43,636 INFO L354 Elim1Store]: treesize reduction 52, result has 25.7 percent of original size [2021-11-23 02:19:43,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 101 treesize of output 91 [2021-11-23 02:19:43,797 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 77 [2021-11-23 02:19:44,107 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:19:44,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 88 [2021-11-23 02:19:44,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:44,246 INFO L354 Elim1Store]: treesize reduction 21, result has 70.0 percent of original size [2021-11-23 02:19:44,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 82 treesize of output 103 [2021-11-23 02:19:44,542 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:44,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 63 [2021-11-23 02:19:44,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 79 [2021-11-23 02:19:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:44,994 INFO L354 Elim1Store]: treesize reduction 21, result has 70.0 percent of original size [2021-11-23 02:19:44,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 99 [2021-11-23 02:19:45,252 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:46,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 58 [2021-11-23 02:19:46,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:46,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 59 treesize of output 51 [2021-11-23 02:19:46,278 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 58 [2021-11-23 02:19:46,596 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:46,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 71 [2021-11-23 02:19:46,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:46,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:19:46,834 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:46,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 63 [2021-11-23 02:19:47,176 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 77 [2021-11-23 02:19:47,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 94 [2021-11-23 02:19:47,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:47,307 INFO L354 Elim1Store]: treesize reduction 28, result has 9.7 percent of original size [2021-11-23 02:19:47,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 89 [2021-11-23 02:19:47,605 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:47,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 88 [2021-11-23 02:19:47,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:47,674 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:47,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 55 [2021-11-23 02:19:48,002 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:48,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 63 [2021-11-23 02:19:48,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 75 [2021-11-23 02:19:48,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:48,407 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:48,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 93 [2021-11-23 02:19:48,583 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:49,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:49,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-23 02:19:49,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-23 02:19:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:49,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:19:49,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 58 [2021-11-23 02:19:49,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:49,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 59 treesize of output 51 [2021-11-23 02:19:49,848 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:50,232 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:50,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 71 [2021-11-23 02:19:50,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:50,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:19:50,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:19:50,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 63 [2021-11-23 02:19:50,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 77 [2021-11-23 02:19:50,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:50,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 82 treesize of output 74 [2021-11-23 02:19:50,967 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 77 [2021-11-23 02:19:52,151 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:52,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2021-11-23 02:19:52,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:52,299 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:19:52,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 68 [2021-11-23 02:19:52,693 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:52,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 63 [2021-11-23 02:19:52,865 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:52,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 81 [2021-11-23 02:19:52,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:52,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:52,978 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:52,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-11-23 02:19:53,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:53,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:53,704 INFO L354 Elim1Store]: treesize reduction 5, result has 66.7 percent of original size [2021-11-23 02:19:53,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 26 [2021-11-23 02:19:53,880 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:53,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:19:53,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:53,958 INFO L354 Elim1Store]: treesize reduction 10, result has 67.7 percent of original size [2021-11-23 02:19:53,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 36 [2021-11-23 02:19:54,318 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:54,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 68 [2021-11-23 02:19:54,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:54,526 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:19:54,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 68 [2021-11-23 02:19:54,815 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:19:54,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 63 [2021-11-23 02:19:54,951 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:54,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 81 [2021-11-23 02:19:54,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:54,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:55,015 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:19:55,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-11-23 02:19:55,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 87 [2021-11-23 02:19:55,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:55,500 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:19:55,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 91 [2021-11-23 02:19:55,692 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 77 [2021-11-23 02:19:56,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:56,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-23 02:19:56,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-23 02:19:56,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:56,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:19:56,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:19:56,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 63 [2021-11-23 02:19:56,879 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:19:56,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 98 [2021-11-23 02:19:56,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:56,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:57,081 INFO L354 Elim1Store]: treesize reduction 21, result has 67.2 percent of original size [2021-11-23 02:19:57,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 70 [2021-11-23 02:19:58,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 85 [2021-11-23 02:19:58,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:58,216 INFO L354 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2021-11-23 02:19:58,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 88 treesize of output 108 [2021-11-23 02:19:58,501 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:19:58,667 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 77 [2021-11-23 02:19:58,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 104 [2021-11-23 02:19:58,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:19:58,845 INFO L354 Elim1Store]: treesize reduction 76, result has 3.8 percent of original size [2021-11-23 02:19:58,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 132 treesize of output 92 [2021-11-23 02:20:10,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:10,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:10,475 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:10,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:20:10,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:10,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:10,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 53 [2021-11-23 02:20:10,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:10,688 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:10,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 51 [2021-11-23 02:20:10,746 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:10,797 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:10,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:20:10,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:10,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:11,025 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:11,083 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:20:11,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:11,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:11,209 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:11,277 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:20:11,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:11,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:11,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:11,449 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:20:11,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 58 [2021-11-23 02:20:11,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:11,478 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:20:11,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 37 [2021-11-23 02:20:11,576 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:11,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:11,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:11,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:20:11,816 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:11,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:11,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:11,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:20:12,022 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:12,111 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:12,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:12,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:12,261 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:20:12,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 39 [2021-11-23 02:20:13,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:13,231 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:20:13,303 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:13,358 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:20:13,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 76 [2021-11-23 02:20:13,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:13,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:13,437 INFO L354 Elim1Store]: treesize reduction 21, result has 67.2 percent of original size [2021-11-23 02:20:13,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 70 [2021-11-23 02:20:13,840 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:20:13,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 59 [2021-11-23 02:20:13,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:13,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:13,905 INFO L354 Elim1Store]: treesize reduction 5, result has 66.7 percent of original size [2021-11-23 02:20:13,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 26 [2021-11-23 02:20:14,028 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:14,151 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:20:14,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 59 [2021-11-23 02:20:14,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:14,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:14,207 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:20:14,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-11-23 02:20:14,392 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:14,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 65 [2021-11-23 02:20:14,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:14,782 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:14,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 65 [2021-11-23 02:20:14,945 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:15,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 65 [2021-11-23 02:20:15,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:15,129 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:15,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 65 [2021-11-23 02:20:15,311 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:15,435 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:15,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 65 [2021-11-23 02:20:15,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:15,658 INFO L354 Elim1Store]: treesize reduction 50, result has 36.7 percent of original size [2021-11-23 02:20:15,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 77 [2021-11-23 02:20:16,177 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:16,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2021-11-23 02:20:16,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:16,318 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:16,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 42 [2021-11-23 02:20:16,513 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:16,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2021-11-23 02:20:16,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:16,597 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:16,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 42 [2021-11-23 02:20:16,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 63 [2021-11-23 02:20:16,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:16,805 INFO L354 Elim1Store]: treesize reduction 65, result has 17.7 percent of original size [2021-11-23 02:20:16,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 62 treesize of output 54 [2021-11-23 02:20:16,880 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:17,399 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:17,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:20:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:17,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:17,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:17,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:17,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:20:17,744 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:17,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:17,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:17,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:20:17,939 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:18,135 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:18,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:18,212 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:18,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:18,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:18,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:18,706 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-11-23 02:20:18,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 66 [2021-11-23 02:20:18,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:18,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:18,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:18,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 25 [2021-11-23 02:20:18,974 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:19,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 53 [2021-11-23 02:20:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:19,219 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:20:19,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 37 [2021-11-23 02:20:19,277 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:19,372 WARN L220 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:19,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:19,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:19,547 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:20:19,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 46 [2021-11-23 02:20:19,790 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:19,861 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 02:20:20,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:20,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:20,735 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:20,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 54 [2021-11-23 02:20:20,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:20,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:20:20,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:20,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:20,882 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:20,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 46 [2021-11-23 02:20:21,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,054 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:21,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 46 [2021-11-23 02:20:21,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,190 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:21,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 79 treesize of output 71 [2021-11-23 02:20:21,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,282 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:20:21,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 40 [2021-11-23 02:20:21,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,739 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:21,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 54 [2021-11-23 02:20:21,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:20:21,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:21,911 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:21,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 46 [2021-11-23 02:20:22,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,310 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:22,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:22,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:22,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:22,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,448 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:22,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 41 [2021-11-23 02:20:22,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:22,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:22,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,582 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:22,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:22,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:22,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:22,886 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:22,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:22,972 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:20:22,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:22,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:22,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:20:23,130 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:23,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:23,283 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:23,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:23,389 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:20:23,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 64 [2021-11-23 02:20:23,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:23,435 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:23,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 57 [2021-11-23 02:20:23,819 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:23,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:24,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:24,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,122 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:24,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:24,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:20:24,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:24,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:20:24,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:24,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:24,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 36 [2021-11-23 02:20:24,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:24,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:24,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:20:24,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:24,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:24,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:25,121 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:25,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 58 [2021-11-23 02:20:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:25,177 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:20:25,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 67 [2021-11-23 02:20:25,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:25,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 41 [2021-11-23 02:20:25,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:25,600 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:25,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:25,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:25,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:25,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:25,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:25,907 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:25,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:25,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:25,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:26,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:26,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:26,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:26,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:26,723 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:26,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 64 [2021-11-23 02:20:26,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:26,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:26,779 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:20:26,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-11-23 02:20:26,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:26,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:26,941 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:26,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 46 [2021-11-23 02:20:27,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:27,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:27,148 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:27,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 46 [2021-11-23 02:20:27,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:27,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:27,302 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:27,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 81 [2021-11-23 02:20:27,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:27,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:27,458 INFO L354 Elim1Store]: treesize reduction 35, result has 45.3 percent of original size [2021-11-23 02:20:27,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 56 [2021-11-23 02:20:27,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:27,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:28,017 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:28,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 64 [2021-11-23 02:20:28,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:28,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:28,112 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 02:20:28,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-11-23 02:20:28,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:28,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:28,334 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:28,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 46 [2021-11-23 02:20:28,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:28,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:28,903 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:28,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 41 [2021-11-23 02:20:28,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:28,968 INFO L354 Elim1Store]: treesize reduction 10, result has 67.7 percent of original size [2021-11-23 02:20:28,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 36 [2021-11-23 02:20:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:29,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:29,144 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:29,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 41 [2021-11-23 02:20:29,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:29,185 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:20:29,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 1 [2021-11-23 02:20:29,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:29,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:29,302 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:29,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 41 [2021-11-23 02:20:29,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:29,345 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:20:29,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 1 [2021-11-23 02:20:29,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:29,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 41 [2021-11-23 02:20:29,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:29,971 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:29,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 51 [2021-11-23 02:20:29,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:30,014 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:30,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 42 [2021-11-23 02:20:30,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:30,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 41 [2021-11-23 02:20:30,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:30,277 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:30,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 51 [2021-11-23 02:20:30,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:30,325 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:30,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 42 [2021-11-23 02:20:30,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:30,553 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:30,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 68 [2021-11-23 02:20:30,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:30,614 INFO L354 Elim1Store]: treesize reduction 65, result has 17.7 percent of original size [2021-11-23 02:20:30,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 62 treesize of output 54 [2021-11-23 02:20:30,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:30,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 41 [2021-11-23 02:20:31,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:31,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 36 [2021-11-23 02:20:31,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:31,048 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:20:31,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 1 [2021-11-23 02:20:31,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:31,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 36 [2021-11-23 02:20:31,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:31,149 INFO L354 Elim1Store]: treesize reduction 10, result has 67.7 percent of original size [2021-11-23 02:20:31,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 36 [2021-11-23 02:20:31,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:31,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 36 [2021-11-23 02:20:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:31,303 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-11-23 02:20:31,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 1 [2021-11-23 02:20:31,593 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:31,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 55 [2021-11-23 02:20:31,701 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:20:31,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 70 [2021-11-23 02:20:31,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:31,750 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:31,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 65 [2021-11-23 02:20:31,921 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:31,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 60 [2021-11-23 02:20:32,174 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:32,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 55 [2021-11-23 02:20:32,298 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:20:32,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 70 [2021-11-23 02:20:32,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:32,359 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:32,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 65 [2021-11-23 02:20:32,553 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:32,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 60 [2021-11-23 02:20:32,890 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:20:32,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 74 [2021-11-23 02:20:32,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:32,988 INFO L354 Elim1Store]: treesize reduction 50, result has 36.7 percent of original size [2021-11-23 02:20:32,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 74 [2021-11-23 02:20:33,304 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:33,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 60 [2021-11-23 02:20:33,445 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:33,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 55 [2021-11-23 02:20:34,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,519 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:34,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 54 [2021-11-23 02:20:34,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:20:34,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,678 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:34,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 46 [2021-11-23 02:20:34,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,790 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:34,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 46 [2021-11-23 02:20:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:34,926 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:34,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 79 treesize of output 71 [2021-11-23 02:20:35,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,032 INFO L354 Elim1Store]: treesize reduction 5, result has 66.7 percent of original size [2021-11-23 02:20:35,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 35 [2021-11-23 02:20:35,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,385 INFO L354 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2021-11-23 02:20:35,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 54 [2021-11-23 02:20:35,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:20:35,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,559 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:35,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 46 [2021-11-23 02:20:35,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,921 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:35,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:35,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:35,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:36,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,057 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:36,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 41 [2021-11-23 02:20:36,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:36,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:36,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,197 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:36,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:36,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:36,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,680 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:36,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:36,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:20:36,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:36,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:36,898 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:36,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:36,977 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 02:20:36,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 64 [2021-11-23 02:20:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:37,027 INFO L354 Elim1Store]: treesize reduction 17, result has 45.2 percent of original size [2021-11-23 02:20:37,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 57 [2021-11-23 02:20:37,368 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:37,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:37,554 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:37,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:37,630 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:20:37,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 60 [2021-11-23 02:20:37,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:37,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 56 treesize of output 48 [2021-11-23 02:20:37,800 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:37,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 55 [2021-11-23 02:20:38,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:20:38,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:38,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:38,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 36 [2021-11-23 02:20:38,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:38,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:38,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-11-23 02:20:38,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 02:20:38,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 16 [2021-11-23 02:20:38,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,510 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:38,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 58 [2021-11-23 02:20:38,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,580 INFO L354 Elim1Store]: treesize reduction 6, result has 80.6 percent of original size [2021-11-23 02:20:38,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 61 [2021-11-23 02:20:38,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 41 [2021-11-23 02:20:38,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,939 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:38,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:38,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:38,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:39,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:39,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:39,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:39,258 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-23 02:20:39,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:39,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:39,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 33 treesize of output 25 [2021-11-23 02:20:39,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:39,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2021-11-23 02:20:40,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:40,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2021-11-23 02:20:40,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:40,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:20:40,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:40,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:40,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2021-11-23 02:20:40,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 02:20:40,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 21 treesize of output 13 [2021-11-23 02:20:50,933 INFO L354 Elim1Store]: treesize reduction 8, result has 83.7 percent of original size [2021-11-23 02:20:50,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 6809 treesize of output 6787 [2021-11-23 02:22:37,036 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 02:22:37,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 6625 treesize of output 6529 [2021-11-23 02:22:37,091 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Should have been eliminated by DER [2021-11-23 02:22:37,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [186925595] [2021-11-23 02:22:37,096 INFO L159 IcfgInterpreter]: Started Sifa with 104 locations of interest [2021-11-23 02:22:37,097 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:22:37,098 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:22:37,098 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:22:37,098 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:22:37,326 FATAL L? ?]: Ignoring exception! java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@58028e28 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker.assertLhs(IncrementalPlicationChecker.java:103) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker.checkPlication(IncrementalPlicationChecker.java:135) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexEqualityManager.(ArrayIndexEqualityManager.java:92) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:115) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:93) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:903) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:865) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:783) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:425) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:285) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:119) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 02:22:37,330 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:22:37,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2021-11-23 02:22:37,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632950720] [2021-11-23 02:22:37,330 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-23 02:22:37,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-11-23 02:22:37,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:22:37,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-11-23 02:22:37,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=2924, Unknown=51, NotChecked=0, Total=3192 [2021-11-23 02:22:37,334 INFO L87 Difference]: Start difference. First operand 1713 states and 2370 transitions. Second operand has 33 states, 31 states have (on average 2.838709677419355) internal successors, (88), 27 states have internal predecessors, (88), 14 states have call successors, (20), 6 states have call predecessors, (20), 8 states have return successors, (19), 15 states have call predecessors, (19), 13 states have call successors, (19) [2021-11-23 02:22:37,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:22:37,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 92 SyntacticMatches, 3 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 831 ImplicationChecksByTransitivity, 111.2s TimeCoverageRelationStatistics Valid=217, Invalid=2924, Unknown=51, NotChecked=0, Total=3192 [2021-11-23 02:22:37,336 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:22:37,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:22:37,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:22:37,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:22:37,560 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@58028e28 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.assertCodeBlock(IncrementalHoareTripleChecker.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.prepareAssertionStackAndAddTransition(IncrementalHoareTripleChecker.java:206) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:131) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.checkInternal(ChainingHoareTripleChecker.java:455) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.checkInternal(ChainingHoareTripleChecker.java:103) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:357) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor2(BasicAbstractInterpolantAutomaton.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:73) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:868) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:784) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:462) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:420) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 02:22:37,562 INFO L158 Benchmark]: Toolchain (without parser) took 641815.60ms. Allocated memory was 115.3MB in the beginning and 541.1MB in the end (delta: 425.7MB). Free memory was 71.6MB in the beginning and 254.0MB in the end (delta: -182.4MB). Peak memory consumption was 244.6MB. Max. memory is 16.1GB. [2021-11-23 02:22:37,562 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 115.3MB. Free memory was 85.8MB in the beginning and 85.7MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:22:37,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1601.61ms. Allocated memory is still 115.3MB. Free memory was 71.4MB in the beginning and 50.7MB in the end (delta: 20.7MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-11-23 02:22:37,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 200.61ms. Allocated memory is still 115.3MB. Free memory was 50.6MB in the beginning and 43.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 02:22:37,563 INFO L158 Benchmark]: Boogie Preprocessor took 223.36ms. Allocated memory was 115.3MB in the beginning and 178.3MB in the end (delta: 62.9MB). Free memory was 43.8MB in the beginning and 128.4MB in the end (delta: -84.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-23 02:22:37,563 INFO L158 Benchmark]: RCFGBuilder took 3581.92ms. Allocated memory is still 178.3MB. Free memory was 128.4MB in the beginning and 116.8MB in the end (delta: 11.7MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2021-11-23 02:22:37,563 INFO L158 Benchmark]: TraceAbstraction took 636199.97ms. Allocated memory was 178.3MB in the beginning and 541.1MB in the end (delta: 362.8MB). Free memory was 115.7MB in the beginning and 254.0MB in the end (delta: -138.3MB). Peak memory consumption was 225.0MB. Max. memory is 16.1GB. [2021-11-23 02:22:37,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 115.3MB. Free memory was 85.8MB in the beginning and 85.7MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1601.61ms. Allocated memory is still 115.3MB. Free memory was 71.4MB in the beginning and 50.7MB in the end (delta: 20.7MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 200.61ms. Allocated memory is still 115.3MB. Free memory was 50.6MB in the beginning and 43.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 223.36ms. Allocated memory was 115.3MB in the beginning and 178.3MB in the end (delta: 62.9MB). Free memory was 43.8MB in the beginning and 128.4MB in the end (delta: -84.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3581.92ms. Allocated memory is still 178.3MB. Free memory was 128.4MB in the beginning and 116.8MB in the end (delta: 11.7MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. * TraceAbstraction took 636199.97ms. Allocated memory was 178.3MB in the beginning and 541.1MB in the end (delta: 362.8MB). Free memory was 115.7MB in the beginning and 254.0MB in the end (delta: -138.3MB). Peak memory consumption was 225.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@58028e28 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@58028e28: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 02:22:37,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:22:40,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:22:40,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:22:40,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:22:40,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:22:40,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:22:40,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:22:40,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:22:40,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:22:40,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:22:40,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:22:40,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:22:40,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:22:40,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:22:40,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:22:40,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:22:40,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:22:40,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:22:40,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:22:40,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:22:40,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:22:40,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:22:40,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:22:40,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:22:40,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:22:40,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:22:40,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:22:40,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:22:40,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:22:40,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:22:40,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:22:40,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:22:40,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:22:40,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:22:40,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:22:40,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:22:40,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:22:40,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:22:40,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:22:40,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:22:40,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:22:40,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 02:22:40,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:22:40,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:22:40,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:22:40,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:22:40,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:22:40,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:22:40,339 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:22:40,340 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:22:40,340 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:22:40,340 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:22:40,341 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:22:40,341 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:22:40,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:22:40,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:22:40,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:22:40,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:22:40,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:22:40,344 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:22:40,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:22:40,345 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:22:40,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:22:40,345 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:22:40,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:22:40,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:22:40,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:22:40,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:22:40,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:22:40,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:22:40,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:22:40,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:22:40,348 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:22:40,348 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:22:40,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:22:40,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:22:40,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:22:40,349 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 [2021-11-23 02:22:40,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:22:40,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:22:40,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:22:40,754 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:22:40,754 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:22:40,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 02:22:40,825 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data/ec854be0d/efe944ec8745452fb7ccb749de4347e4/FLAGfdf7e2648 [2021-11-23 02:22:41,796 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:22:41,797 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 02:22:41,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data/ec854be0d/efe944ec8745452fb7ccb749de4347e4/FLAGfdf7e2648 [2021-11-23 02:22:42,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/data/ec854be0d/efe944ec8745452fb7ccb749de4347e4 [2021-11-23 02:22:42,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:22:42,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:22:42,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:22:42,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:22:42,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:22:42,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:42" (1/1) ... [2021-11-23 02:22:42,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517d5dfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:42, skipping insertion in model container [2021-11-23 02:22:42,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:42" (1/1) ... [2021-11-23 02:22:42,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:22:42,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:22:43,355 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_d6288943-42ac-4b57-9a5d-59249be59528/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 02:22:43,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:22:43,782 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 02:22:43,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:22:43,984 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_d6288943-42ac-4b57-9a5d-59249be59528/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 02:22:44,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:22:44,166 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:22:44,398 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_d6288943-42ac-4b57-9a5d-59249be59528/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 02:22:44,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:22:44,528 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:22:44,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44 WrapperNode [2021-11-23 02:22:44,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:22:44,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:22:44,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:22:44,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:22:44,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,629 INFO L137 Inliner]: procedures = 116, calls = 313, calls flagged for inlining = 35, calls inlined = 32, statements flattened = 941 [2021-11-23 02:22:44,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:22:44,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:22:44,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:22:44,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:22:44,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:22:44,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:22:44,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:22:44,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:22:44,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (1/1) ... [2021-11-23 02:22:44,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:22:44,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:22:44,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:22:44,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:22:44,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 02:22:44,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 02:22:44,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 02:22:44,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 02:22:44,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 02:22:44,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 02:22:44,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 02:22:44,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 02:22:44,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 02:22:44,857 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2021-11-23 02:22:44,857 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2021-11-23 02:22:44,857 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-11-23 02:22:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-11-23 02:22:44,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 02:22:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 02:22:44,858 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 02:22:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 02:22:44,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 02:22:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 02:22:44,859 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2021-11-23 02:22:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2021-11-23 02:22:44,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2021-11-23 02:22:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2021-11-23 02:22:44,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 02:22:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 02:22:44,860 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 02:22:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 02:22:44,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 02:22:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 02:22:44,861 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 02:22:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 02:22:44,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 02:22:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 02:22:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 02:22:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 02:22:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 02:22:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 02:22:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2021-11-23 02:22:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2021-11-23 02:22:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 02:22:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 02:22:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 02:22:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:22:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 02:22:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 02:22:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 02:22:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 02:22:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 02:22:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 02:22:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 02:22:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 02:22:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 02:22:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 02:22:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 02:22:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 02:22:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 02:22:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 02:22:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 02:22:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 02:22:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 02:22:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 02:22:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 02:22:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2021-11-23 02:22:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2021-11-23 02:22:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 02:22:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 02:22:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 02:22:44,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:22:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:22:45,269 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:22:45,271 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:22:45,506 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 02:22:54,510 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:22:54,538 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:22:54,538 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 02:22:54,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:54 BoogieIcfgContainer [2021-11-23 02:22:54,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:22:54,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:22:54,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:22:54,548 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:22:54,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:22:42" (1/3) ... [2021-11-23 02:22:54,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc51cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:54, skipping insertion in model container [2021-11-23 02:22:54,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:44" (2/3) ... [2021-11-23 02:22:54,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc51cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:22:54, skipping insertion in model container [2021-11-23 02:22:54,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:22:54" (3/3) ... [2021-11-23 02:22:54,553 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 02:22:54,559 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:22:54,559 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:22:54,634 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:22:54,642 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 02:22:54,642 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:22:54,684 INFO L276 IsEmpty]: Start isEmpty. Operand has 301 states, 225 states have (on average 1.3911111111111112) internal successors, (313), 231 states have internal predecessors, (313), 55 states have call successors, (55), 20 states have call predecessors, (55), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2021-11-23 02:22:54,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 02:22:54,700 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:22:54,700 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:22:54,701 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:22:54,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:22:54,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1543576195, now seen corresponding path program 1 times [2021-11-23 02:22:54,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:22:54,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182212245] [2021-11-23 02:22:54,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:22:54,733 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:22:54,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:22:54,736 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:22:54,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 02:22:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:22:55,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:22:55,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:22:55,538 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:22:55,538 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:22:55,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 02:22:55,885 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:22:55,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182212245] [2021-11-23 02:22:55,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182212245] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 02:22:55,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:22:55,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-11-23 02:22:55,889 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935689839] [2021-11-23 02:22:55,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:22:55,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:22:55,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:22:55,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:22:55,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-23 02:22:55,928 INFO L87 Difference]: Start difference. First operand has 301 states, 225 states have (on average 1.3911111111111112) internal successors, (313), 231 states have internal predecessors, (313), 55 states have call successors, (55), 20 states have call predecessors, (55), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-23 02:22:56,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:22:56,117 INFO L93 Difference]: Finished difference Result 600 states and 867 transitions. [2021-11-23 02:22:56,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:22:56,122 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 36 [2021-11-23 02:22:56,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:22:56,141 INFO L225 Difference]: With dead ends: 600 [2021-11-23 02:22:56,142 INFO L226 Difference]: Without dead ends: 291 [2021-11-23 02:22:56,153 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:22:56,162 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 2 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1230 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:22:56,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1230 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:22:56,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2021-11-23 02:22:56,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2021-11-23 02:22:56,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 221 states have (on average 1.3574660633484164) internal successors, (300), 221 states have internal predecessors, (300), 51 states have call successors, (51), 19 states have call predecessors, (51), 18 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2021-11-23 02:22:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 401 transitions. [2021-11-23 02:22:56,265 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 401 transitions. Word has length 36 [2021-11-23 02:22:56,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:22:56,266 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 401 transitions. [2021-11-23 02:22:56,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-23 02:22:56,267 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 401 transitions. [2021-11-23 02:22:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 02:22:56,270 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:22:56,271 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 02:22:56,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:22:56,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:22:56,487 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:22:56,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:22:56,488 INFO L85 PathProgramCache]: Analyzing trace with hash -141756985, now seen corresponding path program 1 times [2021-11-23 02:22:56,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:22:56,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [397768521] [2021-11-23 02:22:56,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:22:56,490 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:22:56,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:22:56,491 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:22:56,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-23 02:22:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:22:56,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:22:56,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:22:57,225 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 02:22:57,226 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:22:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 02:22:57,709 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:22:57,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [397768521] [2021-11-23 02:22:57,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [397768521] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:22:57,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [841381280] [2021-11-23 02:22:57,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:22:57,710 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:22:57,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:22:57,719 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:22:57,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-23 02:22:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:22:58,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:22:58,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:22:58,300 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 02:22:58,301 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:22:58,506 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 02:22:58,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [841381280] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:22:58,507 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:22:58,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 10 [2021-11-23 02:22:58,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067934333] [2021-11-23 02:22:58,509 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:22:58,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:22:58,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:22:58,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:22:58,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:22:58,512 INFO L87 Difference]: Start difference. First operand 291 states and 401 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:23:00,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:23:01,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:01,450 INFO L93 Difference]: Finished difference Result 1072 states and 1494 transitions. [2021-11-23 02:23:01,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:23:01,451 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2021-11-23 02:23:01,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:01,462 INFO L225 Difference]: With dead ends: 1072 [2021-11-23 02:23:01,462 INFO L226 Difference]: Without dead ends: 796 [2021-11-23 02:23:01,463 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:23:01,465 INFO L933 BasicCegarLoop]: 493 mSDtfsCounter, 706 mSDsluCounter, 980 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 706 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:01,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [706 Valid, 1473 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 109 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2021-11-23 02:23:01,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2021-11-23 02:23:01,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 796. [2021-11-23 02:23:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 796 states, 606 states have (on average 1.3762376237623761) internal successors, (834), 606 states have internal predecessors, (834), 137 states have call successors, (137), 53 states have call predecessors, (137), 52 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2021-11-23 02:23:01,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 796 states and 1107 transitions. [2021-11-23 02:23:01,550 INFO L78 Accepts]: Start accepts. Automaton has 796 states and 1107 transitions. Word has length 38 [2021-11-23 02:23:01,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:01,550 INFO L470 AbstractCegarLoop]: Abstraction has 796 states and 1107 transitions. [2021-11-23 02:23:01,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-23 02:23:01,551 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1107 transitions. [2021-11-23 02:23:01,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 02:23:01,555 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:01,555 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 02:23:01,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:01,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:01,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:01,975 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:01,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:01,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1828364229, now seen corresponding path program 1 times [2021-11-23 02:23:01,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:23:01,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [302982701] [2021-11-23 02:23:01,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:01,977 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:23:01,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:23:01,980 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:23:01,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-23 02:23:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:02,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:02,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:02,782 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 02:23:02,783 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 02:23:03,312 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:23:03,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [302982701] [2021-11-23 02:23:03,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [302982701] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:03,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1803384384] [2021-11-23 02:23:03,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:03,313 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:03,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:23:03,316 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:23:03,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2021-11-23 02:23:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:03,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:03,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:04,348 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 02:23:04,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 02:23:04,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1803384384] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:04,791 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:23:04,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 13 [2021-11-23 02:23:04,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551675807] [2021-11-23 02:23:04,791 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:04,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:23:04,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:23:04,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:23:04,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2021-11-23 02:23:04,793 INFO L87 Difference]: Start difference. First operand 796 states and 1107 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-23 02:23:05,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:05,212 INFO L93 Difference]: Finished difference Result 2355 states and 3313 transitions. [2021-11-23 02:23:05,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:23:05,213 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 48 [2021-11-23 02:23:05,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:05,229 INFO L225 Difference]: With dead ends: 2355 [2021-11-23 02:23:05,229 INFO L226 Difference]: Without dead ends: 1568 [2021-11-23 02:23:05,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2021-11-23 02:23:05,234 INFO L933 BasicCegarLoop]: 474 mSDtfsCounter, 363 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 2278 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:05,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [363 Valid, 2278 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:23:05,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2021-11-23 02:23:05,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 1568. [2021-11-23 02:23:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1568 states, 1194 states have (on average 1.3760469011725294) internal successors, (1643), 1194 states have internal predecessors, (1643), 270 states have call successors, (270), 104 states have call predecessors, (270), 103 states have return successors, (284), 269 states have call predecessors, (284), 269 states have call successors, (284) [2021-11-23 02:23:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 2197 transitions. [2021-11-23 02:23:05,390 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 2197 transitions. Word has length 48 [2021-11-23 02:23:05,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:05,391 INFO L470 AbstractCegarLoop]: Abstraction has 1568 states and 2197 transitions. [2021-11-23 02:23:05,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-23 02:23:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2197 transitions. [2021-11-23 02:23:05,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 02:23:05,407 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:05,407 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:23:05,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2021-11-23 02:23:05,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-23 02:23:05,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:23:05,811 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:05,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:05,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1999005425, now seen corresponding path program 1 times [2021-11-23 02:23:05,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:23:05,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2074557263] [2021-11-23 02:23:05,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:05,813 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:23:05,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:23:05,814 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:23:05,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-23 02:23:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:06,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:06,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:06,747 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 02:23:06,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 02:23:07,361 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:23:07,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2074557263] [2021-11-23 02:23:07,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2074557263] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:07,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [991969577] [2021-11-23 02:23:07,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:07,361 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:07,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:23:07,368 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:23:07,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-11-23 02:23:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:07,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:23:07,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:08,237 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 02:23:08,237 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:08,522 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 02:23:08,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [991969577] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:08,522 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:23:08,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-23 02:23:08,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723051215] [2021-11-23 02:23:08,523 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:08,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:23:08,524 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:23:08,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:23:08,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:23:08,525 INFO L87 Difference]: Start difference. First operand 1568 states and 2197 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:23:08,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:08,804 INFO L93 Difference]: Finished difference Result 3437 states and 4843 transitions. [2021-11-23 02:23:08,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:23:08,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 86 [2021-11-23 02:23:08,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:08,821 INFO L225 Difference]: With dead ends: 3437 [2021-11-23 02:23:08,821 INFO L226 Difference]: Without dead ends: 1884 [2021-11-23 02:23:08,828 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:23:08,829 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 108 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:08,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 777 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:23:08,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1884 states. [2021-11-23 02:23:08,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1884 to 1832. [2021-11-23 02:23:08,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1832 states, 1432 states have (on average 1.395949720670391) internal successors, (1999), 1432 states have internal predecessors, (1999), 285 states have call successors, (285), 115 states have call predecessors, (285), 114 states have return successors, (299), 284 states have call predecessors, (299), 284 states have call successors, (299) [2021-11-23 02:23:08,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1832 states and 2583 transitions. [2021-11-23 02:23:08,961 INFO L78 Accepts]: Start accepts. Automaton has 1832 states and 2583 transitions. Word has length 86 [2021-11-23 02:23:08,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:08,962 INFO L470 AbstractCegarLoop]: Abstraction has 1832 states and 2583 transitions. [2021-11-23 02:23:08,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:23:08,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2583 transitions. [2021-11-23 02:23:08,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 02:23:08,969 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:08,970 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 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] [2021-11-23 02:23:08,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:09,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:09,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:23:09,374 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:09,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:09,374 INFO L85 PathProgramCache]: Analyzing trace with hash -214700742, now seen corresponding path program 1 times [2021-11-23 02:23:09,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:23:09,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1093097234] [2021-11-23 02:23:09,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:09,376 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:23:09,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:23:09,376 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:23:09,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-23 02:23:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:09,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:09,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 02:23:10,498 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 02:23:11,180 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:23:11,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1093097234] [2021-11-23 02:23:11,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1093097234] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:11,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [215420184] [2021-11-23 02:23:11,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:11,181 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:11,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:23:11,183 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:23:11,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-11-23 02:23:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:11,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:23:11,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 02:23:12,189 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:12,560 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 02:23:12,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [215420184] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:12,561 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:23:12,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-23 02:23:12,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938572786] [2021-11-23 02:23:12,562 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:12,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:23:12,562 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:23:12,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:23:12,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:23:12,563 INFO L87 Difference]: Start difference. First operand 1832 states and 2583 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-11-23 02:23:14,604 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:23:14,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:14,971 INFO L93 Difference]: Finished difference Result 4683 states and 6579 transitions. [2021-11-23 02:23:14,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:23:14,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 114 [2021-11-23 02:23:14,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:14,996 INFO L225 Difference]: With dead ends: 4683 [2021-11-23 02:23:14,996 INFO L226 Difference]: Without dead ends: 2877 [2021-11-23 02:23:15,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 445 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:23:15,006 INFO L933 BasicCegarLoop]: 506 mSDtfsCounter, 342 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:15,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [342 Valid, 768 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 02:23:15,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2877 states. [2021-11-23 02:23:15,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2877 to 2868. [2021-11-23 02:23:15,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2244 states have (on average 1.3770053475935828) internal successors, (3090), 2244 states have internal predecessors, (3090), 431 states have call successors, (431), 193 states have call predecessors, (431), 192 states have return successors, (454), 430 states have call predecessors, (454), 430 states have call successors, (454) [2021-11-23 02:23:15,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 3975 transitions. [2021-11-23 02:23:15,244 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 3975 transitions. Word has length 114 [2021-11-23 02:23:15,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:15,246 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 3975 transitions. [2021-11-23 02:23:15,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-11-23 02:23:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 3975 transitions. [2021-11-23 02:23:15,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 02:23:15,260 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:15,260 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 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] [2021-11-23 02:23:15,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:15,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2021-11-23 02:23:15,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:15,676 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:15,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:15,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1217386096, now seen corresponding path program 1 times [2021-11-23 02:23:15,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:23:15,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1582358939] [2021-11-23 02:23:15,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:15,678 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:23:15,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:23:15,680 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:23:15,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-23 02:23:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:16,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:16,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:16,749 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 02:23:16,749 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 02:23:17,405 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:23:17,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1582358939] [2021-11-23 02:23:17,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1582358939] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:17,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1845931062] [2021-11-23 02:23:17,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:17,406 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:17,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:23:17,420 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:23:17,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-23 02:23:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:18,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:18,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:18,697 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 02:23:18,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:19,174 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 02:23:19,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1845931062] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:19,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559079154] [2021-11-23 02:23:19,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:19,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:19,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:19,184 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:19,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-23 02:23:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:19,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 02:23:19,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:20,169 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 02:23:20,170 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:21,097 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 02:23:21,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1559079154] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:21,097 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-23 02:23:21,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5, 5, 5] total 11 [2021-11-23 02:23:21,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470757998] [2021-11-23 02:23:21,098 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:21,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:23:21,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:23:21,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:23:21,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-23 02:23:21,100 INFO L87 Difference]: Start difference. First operand 2868 states and 3975 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-23 02:23:21,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:21,309 INFO L93 Difference]: Finished difference Result 5788 states and 8093 transitions. [2021-11-23 02:23:21,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:23:21,310 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) Word has length 114 [2021-11-23 02:23:21,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:21,331 INFO L225 Difference]: With dead ends: 5788 [2021-11-23 02:23:21,331 INFO L226 Difference]: Without dead ends: 2946 [2021-11-23 02:23:21,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 678 GetRequests, 669 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-23 02:23:21,343 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 2 mSDsluCounter, 1189 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1587 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:21,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1587 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:23:21,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2946 states. [2021-11-23 02:23:21,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2946 to 2928. [2021-11-23 02:23:21,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2928 states, 2286 states have (on average 1.3700787401574803) internal successors, (3132), 2292 states have internal predecessors, (3132), 431 states have call successors, (431), 193 states have call predecessors, (431), 210 states have return successors, (482), 442 states have call predecessors, (482), 430 states have call successors, (482) [2021-11-23 02:23:21,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2928 states and 4045 transitions. [2021-11-23 02:23:21,500 INFO L78 Accepts]: Start accepts. Automaton has 2928 states and 4045 transitions. Word has length 114 [2021-11-23 02:23:21,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:21,501 INFO L470 AbstractCegarLoop]: Abstraction has 2928 states and 4045 transitions. [2021-11-23 02:23:21,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 1 states have call successors, (11) [2021-11-23 02:23:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2928 states and 4045 transitions. [2021-11-23 02:23:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 02:23:21,508 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:21,508 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 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] [2021-11-23 02:23:21,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:21,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:21,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:22,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:22,125 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:22,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:22,125 INFO L85 PathProgramCache]: Analyzing trace with hash 911695816, now seen corresponding path program 1 times [2021-11-23 02:23:22,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:23:22,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [512717303] [2021-11-23 02:23:22,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:22,126 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:23:22,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:23:22,127 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:23:22,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-23 02:23:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:22,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:22,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:23,115 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 02:23:23,115 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:23,728 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 02:23:23,728 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:23:23,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [512717303] [2021-11-23 02:23:23,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [512717303] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:23,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [874994799] [2021-11-23 02:23:23,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:23,729 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:23,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:23:23,730 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:23:23,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-23 02:23:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:24,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 02:23:24,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:25,160 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 02:23:25,160 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:26,829 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 02:23:26,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [874994799] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:26,829 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:23:26,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [5, 5] total 16 [2021-11-23 02:23:26,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146507910] [2021-11-23 02:23:26,830 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:26,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 02:23:26,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:23:26,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 02:23:26,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-11-23 02:23:26,832 INFO L87 Difference]: Start difference. First operand 2928 states and 4045 transitions. Second operand has 10 states, 10 states have (on average 7.7) internal successors, (77), 8 states have internal predecessors, (77), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-23 02:23:27,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:27,690 INFO L93 Difference]: Finished difference Result 5932 states and 8265 transitions. [2021-11-23 02:23:27,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 02:23:27,692 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 8 states have internal predecessors, (77), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) Word has length 121 [2021-11-23 02:23:27,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:27,713 INFO L225 Difference]: With dead ends: 5932 [2021-11-23 02:23:27,713 INFO L226 Difference]: Without dead ends: 3030 [2021-11-23 02:23:27,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2021-11-23 02:23:27,727 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 16 mSDsluCounter, 3239 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3648 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:27,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 3648 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-23 02:23:27,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2021-11-23 02:23:27,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 2994. [2021-11-23 02:23:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2994 states, 2334 states have (on average 1.3573264781491003) internal successors, (3168), 2340 states have internal predecessors, (3168), 437 states have call successors, (437), 193 states have call predecessors, (437), 222 states have return successors, (506), 460 states have call predecessors, (506), 436 states have call successors, (506) [2021-11-23 02:23:27,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2994 states and 4111 transitions. [2021-11-23 02:23:27,883 INFO L78 Accepts]: Start accepts. Automaton has 2994 states and 4111 transitions. Word has length 121 [2021-11-23 02:23:27,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:27,885 INFO L470 AbstractCegarLoop]: Abstraction has 2994 states and 4111 transitions. [2021-11-23 02:23:27,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 8 states have internal predecessors, (77), 3 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 5 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-23 02:23:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 4111 transitions. [2021-11-23 02:23:27,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 02:23:27,894 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:27,894 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 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, 1, 1, 1, 1, 1] [2021-11-23 02:23:27,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:28,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:28,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:28,311 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:28,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:28,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1093003820, now seen corresponding path program 1 times [2021-11-23 02:23:28,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:23:28,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [139406474] [2021-11-23 02:23:28,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:28,313 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:23:28,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:23:28,315 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:23:28,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-23 02:23:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:28,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:28,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:29,440 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 02:23:29,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 02:23:30,082 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:23:30,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [139406474] [2021-11-23 02:23:30,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [139406474] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:30,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [719325435] [2021-11-23 02:23:30,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:30,083 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:30,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:23:30,084 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:23:30,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-11-23 02:23:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:30,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:30,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 02:23:31,401 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 02:23:31,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [719325435] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:31,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191851627] [2021-11-23 02:23:31,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:31,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:31,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:31,967 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:31,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-23 02:23:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:32,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 02:23:32,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:34,202 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 02:23:34,202 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 02:23:39,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191851627] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:39,831 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-23 02:23:39,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [5, 5, 5, 5] total 30 [2021-11-23 02:23:39,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171992102] [2021-11-23 02:23:39,832 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:39,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-11-23 02:23:39,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:23:39,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-11-23 02:23:39,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=793, Unknown=0, NotChecked=0, Total=870 [2021-11-23 02:23:39,834 INFO L87 Difference]: Start difference. First operand 2994 states and 4111 transitions. Second operand has 24 states, 24 states have (on average 4.125) internal successors, (99), 18 states have internal predecessors, (99), 6 states have call successors, (16), 2 states have call predecessors, (16), 8 states have return successors, (18), 12 states have call predecessors, (18), 5 states have call successors, (18) [2021-11-23 02:23:42,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:42,640 INFO L93 Difference]: Finished difference Result 6610 states and 9219 transitions. [2021-11-23 02:23:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-23 02:23:42,641 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.125) internal successors, (99), 18 states have internal predecessors, (99), 6 states have call successors, (16), 2 states have call predecessors, (16), 8 states have return successors, (18), 12 states have call predecessors, (18), 5 states have call successors, (18) Word has length 127 [2021-11-23 02:23:42,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:42,669 INFO L225 Difference]: With dead ends: 6610 [2021-11-23 02:23:42,669 INFO L226 Difference]: Without dead ends: 3642 [2021-11-23 02:23:42,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 761 GetRequests, 729 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=104, Invalid=1018, Unknown=0, NotChecked=0, Total=1122 [2021-11-23 02:23:42,680 INFO L933 BasicCegarLoop]: 448 mSDtfsCounter, 101 mSDsluCounter, 7083 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 7531 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:42,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 7531 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-23 02:23:42,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3642 states. [2021-11-23 02:23:42,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3642 to 3048. [2021-11-23 02:23:42,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3048 states, 2376 states have (on average 1.351010101010101) internal successors, (3210), 2376 states have internal predecessors, (3210), 443 states have call successors, (443), 193 states have call predecessors, (443), 228 states have return successors, (524), 478 states have call predecessors, (524), 442 states have call successors, (524) [2021-11-23 02:23:42,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 3048 states and 4177 transitions. [2021-11-23 02:23:42,852 INFO L78 Accepts]: Start accepts. Automaton has 3048 states and 4177 transitions. Word has length 127 [2021-11-23 02:23:42,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:42,853 INFO L470 AbstractCegarLoop]: Abstraction has 3048 states and 4177 transitions. [2021-11-23 02:23:42,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.125) internal successors, (99), 18 states have internal predecessors, (99), 6 states have call successors, (16), 2 states have call predecessors, (16), 8 states have return successors, (18), 12 states have call predecessors, (18), 5 states have call successors, (18) [2021-11-23 02:23:42,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3048 states and 4177 transitions. [2021-11-23 02:23:42,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 02:23:42,861 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:42,862 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 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] [2021-11-23 02:23:42,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:43,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:43,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:43,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:23:43,489 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:43,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:43,489 INFO L85 PathProgramCache]: Analyzing trace with hash 313736546, now seen corresponding path program 1 times [2021-11-23 02:23:43,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:23:43,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1833152233] [2021-11-23 02:23:43,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:43,490 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:23:43,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:23:43,492 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:23:43,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-23 02:23:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:43,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:43,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 02:23:44,605 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 02:23:45,272 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:23:45,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1833152233] [2021-11-23 02:23:45,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1833152233] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:45,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1795754097] [2021-11-23 02:23:45,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:45,273 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:45,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:23:45,274 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:23:45,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2021-11-23 02:23:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:45,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:23:45,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:46,130 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 02:23:46,130 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 02:23:46,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1795754097] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:46,468 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 02:23:46,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-23 02:23:46,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325137098] [2021-11-23 02:23:46,469 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:46,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:23:46,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:23:46,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:23:46,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:23:46,473 INFO L87 Difference]: Start difference. First operand 3048 states and 4177 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:23:46,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:23:46,597 INFO L93 Difference]: Finished difference Result 6082 states and 8367 transitions. [2021-11-23 02:23:46,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:23:46,597 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 145 [2021-11-23 02:23:46,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:23:46,619 INFO L225 Difference]: With dead ends: 6082 [2021-11-23 02:23:46,620 INFO L226 Difference]: Without dead ends: 3060 [2021-11-23 02:23:46,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 576 GetRequests, 569 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:23:46,633 INFO L933 BasicCegarLoop]: 399 mSDtfsCounter, 0 mSDsluCounter, 395 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 794 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:23:46,633 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 794 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:23:46,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3060 states. [2021-11-23 02:23:46,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3060 to 3060. [2021-11-23 02:23:46,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3060 states, 2388 states have (on average 1.349246231155779) internal successors, (3222), 2388 states have internal predecessors, (3222), 443 states have call successors, (443), 193 states have call predecessors, (443), 228 states have return successors, (524), 478 states have call predecessors, (524), 442 states have call successors, (524) [2021-11-23 02:23:46,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 3060 states and 4189 transitions. [2021-11-23 02:23:46,801 INFO L78 Accepts]: Start accepts. Automaton has 3060 states and 4189 transitions. Word has length 145 [2021-11-23 02:23:46,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:23:46,802 INFO L470 AbstractCegarLoop]: Abstraction has 3060 states and 4189 transitions. [2021-11-23 02:23:46,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:23:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 4189 transitions. [2021-11-23 02:23:46,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 02:23:46,811 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:23:46,811 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 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] [2021-11-23 02:23:46,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:47,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2021-11-23 02:23:47,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:47,232 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:23:47,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:23:47,233 INFO L85 PathProgramCache]: Analyzing trace with hash 874436324, now seen corresponding path program 1 times [2021-11-23 02:23:47,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:23:47,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1968523586] [2021-11-23 02:23:47,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:47,234 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:23:47,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:23:47,235 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:23:47,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-23 02:23:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:47,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:47,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 02:23:48,553 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:49,342 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 02:23:49,343 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:23:49,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1968523586] [2021-11-23 02:23:49,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1968523586] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:49,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [649791461] [2021-11-23 02:23:49,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:49,343 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:23:49,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:23:49,344 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:23:49,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2021-11-23 02:23:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:50,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:23:50,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 02:23:50,857 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:51,384 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 02:23:51,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [649791461] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:23:51,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234965888] [2021-11-23 02:23:51,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:23:51,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:23:51,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:23:51,387 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:23:51,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-11-23 02:23:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:23:51,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 02:23:51,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:23:53,460 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 02:23:53,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:23:58,974 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 02:23:58,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234965888] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:23:58,975 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-23 02:23:58,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [5, 5, 5, 5] total 30 [2021-11-23 02:23:58,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707317942] [2021-11-23 02:23:58,975 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:23:58,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-11-23 02:23:58,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:23:58,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-11-23 02:23:58,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=793, Unknown=0, NotChecked=0, Total=870 [2021-11-23 02:23:58,977 INFO L87 Difference]: Start difference. First operand 3060 states and 4189 transitions. Second operand has 24 states, 24 states have (on average 4.583333333333333) internal successors, (110), 18 states have internal predecessors, (110), 6 states have call successors, (18), 2 states have call predecessors, (18), 8 states have return successors, (20), 12 states have call predecessors, (20), 5 states have call successors, (20) [2021-11-23 02:24:02,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:24:02,024 INFO L93 Difference]: Finished difference Result 6712 states and 9309 transitions. [2021-11-23 02:24:02,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 02:24:02,025 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.583333333333333) internal successors, (110), 18 states have internal predecessors, (110), 6 states have call successors, (18), 2 states have call predecessors, (18), 8 states have return successors, (20), 12 states have call predecessors, (20), 5 states have call successors, (20) Word has length 145 [2021-11-23 02:24:02,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:24:02,055 INFO L225 Difference]: With dead ends: 6712 [2021-11-23 02:24:02,055 INFO L226 Difference]: Without dead ends: 3678 [2021-11-23 02:24:02,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 871 GetRequests, 837 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=116, Invalid=1144, Unknown=0, NotChecked=0, Total=1260 [2021-11-23 02:24:02,067 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 71 mSDsluCounter, 7834 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 8306 SdHoareTripleChecker+Invalid, 335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:24:02,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 8306 Invalid, 335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-23 02:24:02,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3678 states. [2021-11-23 02:24:02,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3678 to 3084. [2021-11-23 02:24:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3084 states, 2412 states have (on average 1.345771144278607) internal successors, (3246), 2400 states have internal predecessors, (3246), 443 states have call successors, (443), 193 states have call predecessors, (443), 228 states have return successors, (524), 490 states have call predecessors, (524), 442 states have call successors, (524) [2021-11-23 02:24:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 3084 states and 4213 transitions. [2021-11-23 02:24:02,240 INFO L78 Accepts]: Start accepts. Automaton has 3084 states and 4213 transitions. Word has length 145 [2021-11-23 02:24:02,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:24:02,241 INFO L470 AbstractCegarLoop]: Abstraction has 3084 states and 4213 transitions. [2021-11-23 02:24:02,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.583333333333333) internal successors, (110), 18 states have internal predecessors, (110), 6 states have call successors, (18), 2 states have call predecessors, (18), 8 states have return successors, (20), 12 states have call predecessors, (20), 5 states have call successors, (20) [2021-11-23 02:24:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 4213 transitions. [2021-11-23 02:24:02,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 02:24:02,254 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:24:02,254 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 3, 3, 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] [2021-11-23 02:24:02,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2021-11-23 02:24:02,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-11-23 02:24:02,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-23 02:24:02,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:24:02,861 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:24:02,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:24:02,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1844702825, now seen corresponding path program 1 times [2021-11-23 02:24:02,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:24:02,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [66461195] [2021-11-23 02:24:02,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:24:02,863 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:24:02,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:24:02,865 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:24:02,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-23 02:24:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:24:03,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:24:03,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:24:04,185 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 02:24:04,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:24:05,021 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-23 02:24:05,022 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:24:05,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [66461195] [2021-11-23 02:24:05,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [66461195] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:24:05,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1195834689] [2021-11-23 02:24:05,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:24:05,023 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 02:24:05,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 02:24:05,024 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 02:24:05,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2021-11-23 02:24:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:24:06,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:24:06,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:24:06,736 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 02:24:06,736 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:24:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-23 02:24:07,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1195834689] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:24:07,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036055251] [2021-11-23 02:24:07,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:24:07,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:24:07,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:24:07,320 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:24:07,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-11-23 02:24:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:24:07,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:24:07,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:24:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 27 proven. 1 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 02:24:08,477 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:24:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-23 02:24:09,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036055251] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:24:09,023 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 02:24:09,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-11-23 02:24:09,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954608068] [2021-11-23 02:24:09,024 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 02:24:09,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 02:24:09,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:24:09,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 02:24:09,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:24:09,026 INFO L87 Difference]: Start difference. First operand 3084 states and 4213 transitions. Second operand has 8 states, 8 states have (on average 20.875) internal successors, (167), 8 states have internal predecessors, (167), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-23 02:24:09,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:24:09,394 INFO L93 Difference]: Finished difference Result 6157 states and 8418 transitions. [2021-11-23 02:24:09,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:24:09,395 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.875) internal successors, (167), 8 states have internal predecessors, (167), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 175 [2021-11-23 02:24:09,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:24:09,417 INFO L225 Difference]: With dead ends: 6157 [2021-11-23 02:24:09,418 INFO L226 Difference]: Without dead ends: 3087 [2021-11-23 02:24:09,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1046 GetRequests, 1038 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-11-23 02:24:09,429 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 11 mSDsluCounter, 1189 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 1587 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:24:09,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 1587 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:24:09,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3087 states. [2021-11-23 02:24:09,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3087 to 3087. [2021-11-23 02:24:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3087 states, 2415 states have (on average 1.3453416149068322) internal successors, (3249), 2403 states have internal predecessors, (3249), 443 states have call successors, (443), 193 states have call predecessors, (443), 228 states have return successors, (524), 490 states have call predecessors, (524), 442 states have call successors, (524) [2021-11-23 02:24:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 3087 states and 4216 transitions. [2021-11-23 02:24:09,597 INFO L78 Accepts]: Start accepts. Automaton has 3087 states and 4216 transitions. Word has length 175 [2021-11-23 02:24:09,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:24:09,597 INFO L470 AbstractCegarLoop]: Abstraction has 3087 states and 4216 transitions. [2021-11-23 02:24:09,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.875) internal successors, (167), 8 states have internal predecessors, (167), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-11-23 02:24:09,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 4216 transitions. [2021-11-23 02:24:09,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 02:24:09,609 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:24:09,609 INFO L514 BasicCegarLoop]: trace histogram [8, 6, 6, 5, 3, 3, 3, 3, 3, 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] [2021-11-23 02:24:09,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-23 02:24:09,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-11-23 02:24:10,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2021-11-23 02:24:10,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 02:24:10,235 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:24:10,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:24:10,236 INFO L85 PathProgramCache]: Analyzing trace with hash -796082131, now seen corresponding path program 2 times [2021-11-23 02:24:10,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:24:10,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1678781298] [2021-11-23 02:24:10,237 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 02:24:10,237 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:24:10,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:24:10,238 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:24:10,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6288943-42ac-4b57-9a5d-59249be59528/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-23 02:24:12,351 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 02:24:12,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:24:12,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-23 02:24:12,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:24:12,689 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 14 treesize of output 10