./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ifeqn1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ifeqn1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c377c3922cafbc07c158cb252290a97b70e1cbfc6e9de773d7729c460f56857 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:04:10,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:04:10,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:04:10,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:04:10,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:04:10,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:04:10,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:04:10,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:04:10,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:04:10,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:04:10,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:04:10,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:04:10,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:04:10,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:04:10,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:04:10,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:04:10,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:04:10,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:04:10,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:04:10,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:04:10,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:04:10,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:04:10,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:04:10,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:04:10,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:04:10,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:04:10,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:04:10,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:04:10,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:04:10,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:04:10,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:04:10,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:04:10,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:04:10,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:04:10,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:04:10,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:04:10,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:04:10,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:04:10,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:04:10,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:04:10,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:04:10,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:04:10,849 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:04:10,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:04:10,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:04:10,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:04:10,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:04:10,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:04:10,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:04:10,852 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:04:10,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:04:10,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:04:10,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:04:10,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:04:10,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:04:10,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:04:10,853 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:04:10,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:04:10,854 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:04:10,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:04:10,854 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:04:10,854 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:04:10,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:04:10,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:10,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:04:10,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:04:10,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:04:10,856 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:04:10,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:04:10,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:04:10,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c377c3922cafbc07c158cb252290a97b70e1cbfc6e9de773d7729c460f56857 [2021-11-23 01:04:11,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:04:11,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:04:11,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:04:11,260 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:04:11,261 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:04:11,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/ifeqn1.c [2021-11-23 01:04:11,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/data/434c63123/7a5808c4fc8645e8b405a45d165139da/FLAG2c56ee80e [2021-11-23 01:04:11,883 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:04:11,884 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/sv-benchmarks/c/array-fpi/ifeqn1.c [2021-11-23 01:04:11,892 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/data/434c63123/7a5808c4fc8645e8b405a45d165139da/FLAG2c56ee80e [2021-11-23 01:04:12,240 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/data/434c63123/7a5808c4fc8645e8b405a45d165139da [2021-11-23 01:04:12,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:04:12,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:04:12,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:12,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:04:12,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:04:12,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed57c0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12, skipping insertion in model container [2021-11-23 01:04:12,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:04:12,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:04:12,527 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_3b5eedee-6b4b-4dca-a90d-80d6764665c8/sv-benchmarks/c/array-fpi/ifeqn1.c[589,602] [2021-11-23 01:04:12,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:12,584 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:04:12,602 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_3b5eedee-6b4b-4dca-a90d-80d6764665c8/sv-benchmarks/c/array-fpi/ifeqn1.c[589,602] [2021-11-23 01:04:12,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:12,645 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:04:12,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12 WrapperNode [2021-11-23 01:04:12,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:12,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:12,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:04:12,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:04:12,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,713 INFO L137 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2021-11-23 01:04:12,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:12,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:04:12,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:04:12,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:04:12,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:04:12,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:04:12,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:04:12,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:04:12,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:12" (1/1) ... [2021-11-23 01:04:12,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:12,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:04:12,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:04:12,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b5eedee-6b4b-4dca-a90d-80d6764665c8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:04:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:04:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:04:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:04:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:04:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:04:12,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:04:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:04:12,958 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:04:12,961 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:04:13,224 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:04:13,308 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:04:13,309 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:04:13,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:04:13 BoogieIcfgContainer [2021-11-23 01:04:13,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:04:13,313 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:04:13,313 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:04:13,323 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:04:13,324 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:04:13" (1/1) ... [2021-11-23 01:04:13,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:04:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-23 01:04:13,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-23 01:04:13,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:04:13,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:13,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:04:13,761 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:04:13,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:04:13,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:04:13,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:13,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:14,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 01:04:14,055 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 01:04:14,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:04:14,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:14,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:14,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:04:14,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:14,191 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 01:04:14,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:14,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:14,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2021-11-23 01:04:14,629 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2021-11-23 01:04:14,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:04:14,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:14,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:14,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:04:14,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:14,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:15,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:15,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 32 transitions. [2021-11-23 01:04:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 32 transitions. [2021-11-23 01:04:15,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:04:15,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:15,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:15,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 01:04:15,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:15,625 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 01:04:15,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:15,717 INFO L354 Elim1Store]: treesize reduction 33, result has 34.0 percent of original size [2021-11-23 01:04:15,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 39 [2021-11-23 01:04:15,893 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:16,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:16,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2021-11-23 01:04:16,826 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2021-11-23 01:04:16,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:04:16,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:16,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:16,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:04:16,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:16,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2021-11-23 01:04:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2021-11-23 01:04:17,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:04:17,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:17,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:17,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:04:17,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:18,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:18,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2021-11-23 01:04:18,462 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2021-11-23 01:04:18,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:04:18,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:18,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:18,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-23 01:04:18,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:19,152 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 01:04:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,373 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-11-23 01:04:19,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 245 treesize of output 413 [2021-11-23 01:04:19,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,532 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:04:19,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 181 treesize of output 114 [2021-11-23 01:04:19,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,662 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:04:19,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 181 treesize of output 115 [2021-11-23 01:04:19,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,736 INFO L354 Elim1Store]: treesize reduction 25, result has 10.7 percent of original size [2021-11-23 01:04:19,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 242 treesize of output 115 [2021-11-23 01:04:19,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:19,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,909 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-23 01:04:19,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 50 [2021-11-23 01:04:20,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:22,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2021-11-23 01:04:22,831 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-23 01:04:22,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:22,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:22,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:22,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:22,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:22,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:23,006 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 8 [2021-11-23 01:04:23,115 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 11 treesize of output 7 [2021-11-23 01:04:23,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:23,213 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:23,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:23,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:23,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:23,626 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:23,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2021-11-23 01:04:28,512 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2021-11-23 01:04:28,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:28,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:28,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:28,700 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 8 [2021-11-23 01:04:28,727 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 11 treesize of output 7 [2021-11-23 01:04:28,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:28,750 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:28,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:28,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:29,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:29,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:29,076 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:29,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:29,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:29,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2021-11-23 01:04:29,389 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2021-11-23 01:04:29,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:29,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:29,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:29,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:29,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:29,578 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 8 [2021-11-23 01:04:29,597 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 11 treesize of output 7 [2021-11-23 01:04:29,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:29,623 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:29,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:29,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:29,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:29,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:29,822 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:29,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:30,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:30,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:30,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2021-11-23 01:04:30,106 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2021-11-23 01:04:30,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:30,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:30,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:30,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:30,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:30,251 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 8 [2021-11-23 01:04:30,264 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 11 treesize of output 7 [2021-11-23 01:04:30,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:30,285 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:30,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:30,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:30,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:30,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:30,456 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:30,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:30,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2021-11-23 01:04:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2021-11-23 01:04:30,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:30,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:30,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:30,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:30,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:30,926 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 8 [2021-11-23 01:04:30,947 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 11 treesize of output 7 [2021-11-23 01:04:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:30,981 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:31,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:31,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:31,165 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:31,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:31,176 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:31,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:31,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:31,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 40 states and 75 transitions. [2021-11-23 01:04:31,338 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 75 transitions. [2021-11-23 01:04:31,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:31,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:31,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:31,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:31,488 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 8 [2021-11-23 01:04:31,515 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 11 treesize of output 7 [2021-11-23 01:04:31,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:31,534 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:31,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:31,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:31,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:31,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:31,698 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:31,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:31,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:31,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 41 states and 76 transitions. [2021-11-23 01:04:31,976 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 76 transitions. [2021-11-23 01:04:31,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:31,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:32,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:32,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:32,120 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 8 [2021-11-23 01:04:32,144 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 11 treesize of output 7 [2021-11-23 01:04:32,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:32,163 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:32,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:32,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:32,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:32,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:32,429 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:32,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:33,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:33,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 42 states and 77 transitions. [2021-11-23 01:04:33,107 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 77 transitions. [2021-11-23 01:04:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:33,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:33,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:33,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:33,245 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 8 [2021-11-23 01:04:33,262 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 11 treesize of output 7 [2021-11-23 01:04:33,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:33,282 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:33,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:33,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:33,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:33,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:33,467 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:33,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:33,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:33,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2021-11-23 01:04:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2021-11-23 01:04:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:33,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:33,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:04:33,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:33,783 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 8 [2021-11-23 01:04:33,881 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 11 treesize of output 7 [2021-11-23 01:04:33,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:34,005 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:34,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:34,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:04:34,451 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:04:34,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:04:35,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:38,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 48 states and 110 transitions. [2021-11-23 01:04:38,246 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 110 transitions. [2021-11-23 01:04:38,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:38,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:38,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:38,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:04:38,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:38,390 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 8 [2021-11-23 01:04:38,559 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 11 treesize of output 7 [2021-11-23 01:04:38,703 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:38,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:39,115 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:39,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:04:39,290 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:04:39,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:04:39,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:41,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 49 states and 111 transitions. [2021-11-23 01:04:41,132 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 111 transitions. [2021-11-23 01:04:41,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:41,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:41,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:41,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:41,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:41,243 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 8 [2021-11-23 01:04:41,255 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 11 treesize of output 7 [2021-11-23 01:04:41,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:41,278 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:41,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:41,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:41,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:41,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:41,444 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:41,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 50 states and 112 transitions. [2021-11-23 01:04:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 112 transitions. [2021-11-23 01:04:41,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:41,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:41,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:41,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:04:41,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:41,807 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 8 [2021-11-23 01:04:41,819 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 11 treesize of output 7 [2021-11-23 01:04:41,836 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:41,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:42,011 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:42,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:04:42,175 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:04:42,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:04:42,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:45,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:45,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 54 states and 144 transitions. [2021-11-23 01:04:45,001 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 144 transitions. [2021-11-23 01:04:45,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:45,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:45,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:45,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:45,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:45,141 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 8 [2021-11-23 01:04:45,153 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 11 treesize of output 7 [2021-11-23 01:04:45,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:45,174 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:45,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:45,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:45,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:45,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:45,482 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:45,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:45,705 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 55 states and 145 transitions. [2021-11-23 01:04:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 145 transitions. [2021-11-23 01:04:45,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:45,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:45,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:45,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:45,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:45,820 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 8 [2021-11-23 01:04:45,843 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 11 treesize of output 7 [2021-11-23 01:04:45,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:45,861 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:46,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:46,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:46,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:46,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:46,132 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:46,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 56 states and 146 transitions. [2021-11-23 01:04:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 146 transitions. [2021-11-23 01:04:46,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:46,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:46,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:46,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:46,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:46,619 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 8 [2021-11-23 01:04:46,642 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 11 treesize of output 7 [2021-11-23 01:04:46,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:46,660 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:46,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:46,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:46,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:46,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:46,968 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:46,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:47,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:47,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 57 states and 147 transitions. [2021-11-23 01:04:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 147 transitions. [2021-11-23 01:04:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:47,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:47,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:47,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:04:47,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:47,354 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 8 [2021-11-23 01:04:47,367 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 11 treesize of output 7 [2021-11-23 01:04:47,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:47,386 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:47,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:47,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:04:47,615 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:04:47,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:04:47,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:47,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 58 states and 148 transitions. [2021-11-23 01:04:47,927 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 148 transitions. [2021-11-23 01:04:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:47,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:47,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:48,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:48,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:48,083 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 8 [2021-11-23 01:04:48,104 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 11 treesize of output 7 [2021-11-23 01:04:48,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:48,119 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:48,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:48,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:48,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:48,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:48,434 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:48,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:48,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:48,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:48,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 59 states and 149 transitions. [2021-11-23 01:04:48,577 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 149 transitions. [2021-11-23 01:04:48,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:48,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:48,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:48,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:48,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:48,748 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 8 [2021-11-23 01:04:48,770 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 11 treesize of output 7 [2021-11-23 01:04:48,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:48,789 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:48,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:48,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:48,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:48,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:48,969 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:48,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:50,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:50,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:50,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 60 states and 150 transitions. [2021-11-23 01:04:50,146 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 150 transitions. [2021-11-23 01:04:50,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:50,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:50,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:50,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:04:50,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:50,328 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 8 [2021-11-23 01:04:50,339 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 11 treesize of output 7 [2021-11-23 01:04:50,357 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:50,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:50,399 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:50,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:04:50,627 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:04:50,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:04:51,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:51,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 61 states and 151 transitions. [2021-11-23 01:04:51,158 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 151 transitions. [2021-11-23 01:04:51,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:51,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:51,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:51,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:51,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:51,280 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 8 [2021-11-23 01:04:51,301 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 11 treesize of output 7 [2021-11-23 01:04:51,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:51,319 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:51,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:51,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:51,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:51,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:51,591 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:51,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:51,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:51,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:51,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 62 states and 152 transitions. [2021-11-23 01:04:51,900 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 152 transitions. [2021-11-23 01:04:51,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:51,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:51,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:52,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:04:52,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:52,010 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 8 [2021-11-23 01:04:52,028 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 11 treesize of output 7 [2021-11-23 01:04:52,085 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:52,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:52,125 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:52,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:04:52,347 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:04:52,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:04:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:52,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 63 states and 153 transitions. [2021-11-23 01:04:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 153 transitions. [2021-11-23 01:04:52,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:52,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:52,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:52,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:04:52,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:52,971 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 8 [2021-11-23 01:04:52,984 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 11 treesize of output 7 [2021-11-23 01:04:53,004 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:53,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:53,242 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:53,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:04:53,288 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:04:53,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:04:53,845 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:54,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 65 states and 164 transitions. [2021-11-23 01:04:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 164 transitions. [2021-11-23 01:04:54,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:54,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:54,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:54,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:54,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:54,848 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 8 [2021-11-23 01:04:54,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:04:54,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:54,887 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:55,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:55,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:55,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:55,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:55,163 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:55,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:55,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:55,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 66 states and 165 transitions. [2021-11-23 01:04:55,392 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 165 transitions. [2021-11-23 01:04:55,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:55,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:55,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:55,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:55,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:55,544 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 8 [2021-11-23 01:04:55,556 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 11 treesize of output 7 [2021-11-23 01:04:55,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:55,577 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:55,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:55,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:55,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:55,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:55,751 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:55,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:56,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 67 states and 166 transitions. [2021-11-23 01:04:56,059 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 166 transitions. [2021-11-23 01:04:56,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:56,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:56,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:56,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:56,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:56,154 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 8 [2021-11-23 01:04:56,165 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 11 treesize of output 7 [2021-11-23 01:04:56,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:56,184 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:56,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:56,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:56,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:56,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:56,351 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:56,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:56,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:56,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:56,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 68 states and 167 transitions. [2021-11-23 01:04:56,616 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 167 transitions. [2021-11-23 01:04:56,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:56,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:56,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:56,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:04:56,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:56,759 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 8 [2021-11-23 01:04:56,769 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 11 treesize of output 7 [2021-11-23 01:04:56,787 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:56,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:56,819 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:56,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:04:57,024 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:04:57,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:04:57,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:57,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 69 states and 168 transitions. [2021-11-23 01:04:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 168 transitions. [2021-11-23 01:04:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:57,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:57,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:57,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:04:57,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:57,378 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 8 [2021-11-23 01:04:57,390 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 11 treesize of output 7 [2021-11-23 01:04:57,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:57,409 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:57,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:57,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-23 01:04:57,700 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:04:57,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:04:58,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:58,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 70 states and 169 transitions. [2021-11-23 01:04:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 169 transitions. [2021-11-23 01:04:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:58,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:58,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:58,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:58,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:58,149 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 8 [2021-11-23 01:04:58,167 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 11 treesize of output 7 [2021-11-23 01:04:58,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:58,188 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:58,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:58,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:58,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:58,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:58,466 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:58,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:04:58,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 71 states and 170 transitions. [2021-11-23 01:04:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 170 transitions. [2021-11-23 01:04:58,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:58,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:58,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:58,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:04:58,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:58,864 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 8 [2021-11-23 01:04:58,876 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 11 treesize of output 7 [2021-11-23 01:04:58,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:58,898 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:58,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:58,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:04:58,983 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:04:58,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:04:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:59,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 72 states and 171 transitions. [2021-11-23 01:04:59,337 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 171 transitions. [2021-11-23 01:04:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:59,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:59,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:59,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:59,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:59,489 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 8 [2021-11-23 01:04:59,503 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 11 treesize of output 7 [2021-11-23 01:04:59,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:59,528 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:59,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:59,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:04:59,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:59,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:59,864 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:04:59,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:00,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:00,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:00,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 73 states and 172 transitions. [2021-11-23 01:05:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 172 transitions. [2021-11-23 01:05:00,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:00,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:00,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:00,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:00,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:00,292 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 8 [2021-11-23 01:05:00,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:05:00,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:00,332 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:00,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:00,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:00,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:00,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:00,506 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:00,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:01,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:01,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 74 states and 173 transitions. [2021-11-23 01:05:01,653 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 173 transitions. [2021-11-23 01:05:01,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:01,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:01,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:01,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:01,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:01,760 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 8 [2021-11-23 01:05:01,772 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 11 treesize of output 7 [2021-11-23 01:05:01,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:01,787 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:01,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:01,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:01,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:01,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:01,945 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:01,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:02,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:02,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 75 states and 174 transitions. [2021-11-23 01:05:02,190 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 174 transitions. [2021-11-23 01:05:02,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:02,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:02,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:02,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:02,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:02,320 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 8 [2021-11-23 01:05:02,328 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 11 treesize of output 7 [2021-11-23 01:05:02,346 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:02,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:02,561 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:02,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:02,798 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:02,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:05:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:03,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:03,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 76 states and 175 transitions. [2021-11-23 01:05:03,314 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 175 transitions. [2021-11-23 01:05:03,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:03,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:03,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:03,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:03,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:03,440 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 8 [2021-11-23 01:05:03,448 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 11 treesize of output 7 [2021-11-23 01:05:03,472 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:03,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:03,505 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:03,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:03,735 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:03,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:05:04,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:04,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 77 states and 176 transitions. [2021-11-23 01:05:04,173 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 176 transitions. [2021-11-23 01:05:04,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:04,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:04,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:04,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:04,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:04,339 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 8 [2021-11-23 01:05:04,354 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 11 treesize of output 7 [2021-11-23 01:05:04,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:04,377 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:04,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:04,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:04,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:04,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:04,724 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:04,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:05,021 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:05,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:05,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 78 states and 177 transitions. [2021-11-23 01:05:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 177 transitions. [2021-11-23 01:05:05,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:05,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:05,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:05,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:05,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:05,172 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 8 [2021-11-23 01:05:05,193 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 11 treesize of output 7 [2021-11-23 01:05:05,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:05,205 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:05,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:05,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:05,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:05,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:05,406 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:05,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:05,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 79 states and 178 transitions. [2021-11-23 01:05:05,517 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 178 transitions. [2021-11-23 01:05:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:05,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:05,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:05,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:05,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:05,711 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 8 [2021-11-23 01:05:05,729 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 11 treesize of output 7 [2021-11-23 01:05:05,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:05,752 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:05,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:05,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:06,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:06,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:06,065 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:06,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:06,302 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 80 states and 179 transitions. [2021-11-23 01:05:06,318 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 179 transitions. [2021-11-23 01:05:06,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:06,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:06,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:06,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:06,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:06,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:06,496 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 11 treesize of output 7 [2021-11-23 01:05:06,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:06,510 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:06,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:06,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:06,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:06,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:06,662 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:06,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:07,655 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 81 states and 180 transitions. [2021-11-23 01:05:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 180 transitions. [2021-11-23 01:05:07,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:07,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:07,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:07,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:07,766 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 8 [2021-11-23 01:05:07,781 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 11 treesize of output 7 [2021-11-23 01:05:07,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:07,799 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:07,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:07,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:08,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:08,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:08,075 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:08,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:08,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:08,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 82 states and 181 transitions. [2021-11-23 01:05:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 181 transitions. [2021-11-23 01:05:08,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:08,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:08,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:08,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:08,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:08,418 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 8 [2021-11-23 01:05:08,432 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 11 treesize of output 7 [2021-11-23 01:05:08,449 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:08,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:08,492 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:08,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:08,734 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:08,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:05:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 83 states and 182 transitions. [2021-11-23 01:05:09,229 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 182 transitions. [2021-11-23 01:05:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:09,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:09,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:09,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:09,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:09,362 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 8 [2021-11-23 01:05:09,384 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 11 treesize of output 7 [2021-11-23 01:05:09,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:09,399 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:09,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:09,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:09,684 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:09,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:09,694 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:09,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:09,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:09,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:09,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 84 states and 183 transitions. [2021-11-23 01:05:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 183 transitions. [2021-11-23 01:05:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:09,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:09,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:09,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:09,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:09,936 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 8 [2021-11-23 01:05:09,948 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 11 treesize of output 7 [2021-11-23 01:05:09,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:09,965 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:10,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:10,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:10,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:10,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:10,071 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:10,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:10,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 85 states and 184 transitions. [2021-11-23 01:05:10,369 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 184 transitions. [2021-11-23 01:05:10,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:10,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:10,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:10,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:10,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:10,526 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 8 [2021-11-23 01:05:10,541 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 11 treesize of output 7 [2021-11-23 01:05:10,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:10,563 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:10,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:10,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:10,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:10,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:10,787 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:10,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:11,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:11,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:11,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 86 states and 185 transitions. [2021-11-23 01:05:11,040 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 185 transitions. [2021-11-23 01:05:11,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:11,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:11,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:11,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:11,164 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 8 [2021-11-23 01:05:11,177 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 11 treesize of output 7 [2021-11-23 01:05:11,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:11,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:11,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:11,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:11,274 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:11,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 87 states and 186 transitions. [2021-11-23 01:05:11,579 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 186 transitions. [2021-11-23 01:05:11,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:11,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:11,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:11,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:11,709 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 8 [2021-11-23 01:05:11,723 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 11 treesize of output 7 [2021-11-23 01:05:11,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:11,741 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:11,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:11,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:11,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:11,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:11,918 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:11,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:12,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:12,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 88 states and 187 transitions. [2021-11-23 01:05:12,170 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 187 transitions. [2021-11-23 01:05:12,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:12,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:12,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:12,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:12,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:12,331 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 8 [2021-11-23 01:05:12,359 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 11 treesize of output 7 [2021-11-23 01:05:12,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:12,381 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:12,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:12,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:12,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:12,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:12,750 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:12,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:13,007 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:13,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:13,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 89 states and 188 transitions. [2021-11-23 01:05:13,019 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 188 transitions. [2021-11-23 01:05:13,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:13,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:13,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:13,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:13,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:13,201 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 8 [2021-11-23 01:05:13,214 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 11 treesize of output 7 [2021-11-23 01:05:13,234 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:13,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:13,466 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:13,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:13,517 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:13,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:05:13,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:13,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 90 states and 189 transitions. [2021-11-23 01:05:13,982 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 189 transitions. [2021-11-23 01:05:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:13,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:13,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:14,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:14,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:14,101 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 8 [2021-11-23 01:05:14,111 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 11 treesize of output 7 [2021-11-23 01:05:14,126 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:14,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:14,357 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:14,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:14,570 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:14,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:05:15,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:15,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:15,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 91 states and 190 transitions. [2021-11-23 01:05:15,067 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 190 transitions. [2021-11-23 01:05:15,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:15,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:15,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:15,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:15,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:15,221 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 8 [2021-11-23 01:05:15,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:15,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:15,249 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:15,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:15,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:15,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:15,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:15,520 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:15,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:15,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:15,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 92 states and 191 transitions. [2021-11-23 01:05:15,783 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 191 transitions. [2021-11-23 01:05:15,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:15,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:15,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:15,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:15,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:15,929 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 8 [2021-11-23 01:05:15,958 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 11 treesize of output 7 [2021-11-23 01:05:15,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:15,978 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:16,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:16,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:16,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:16,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:16,230 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:16,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:16,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:16,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 93 states and 192 transitions. [2021-11-23 01:05:16,455 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 192 transitions. [2021-11-23 01:05:16,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:16,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:16,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:16,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:16,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:16,595 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 8 [2021-11-23 01:05:16,612 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 11 treesize of output 7 [2021-11-23 01:05:16,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:16,631 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:16,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:16,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:16,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:16,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:16,902 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:16,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:17,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 94 states and 193 transitions. [2021-11-23 01:05:17,979 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 193 transitions. [2021-11-23 01:05:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:17,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:17,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:18,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:18,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:18,072 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 8 [2021-11-23 01:05:18,088 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 11 treesize of output 7 [2021-11-23 01:05:18,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:18,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:18,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:18,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:18,349 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:18,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:18,655 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 95 states and 194 transitions. [2021-11-23 01:05:18,671 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 194 transitions. [2021-11-23 01:05:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:18,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:18,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:18,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:18,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:18,865 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 8 [2021-11-23 01:05:18,884 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 11 treesize of output 7 [2021-11-23 01:05:18,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:18,898 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:19,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:19,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:19,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:19,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:19,203 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:19,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:19,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:19,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 96 states and 195 transitions. [2021-11-23 01:05:19,466 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 195 transitions. [2021-11-23 01:05:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:19,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:19,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:19,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:19,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:19,620 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 8 [2021-11-23 01:05:19,633 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 11 treesize of output 7 [2021-11-23 01:05:19,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:19,647 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:19,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:19,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:19,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:19,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:19,806 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:19,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:20,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 97 states and 196 transitions. [2021-11-23 01:05:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 196 transitions. [2021-11-23 01:05:20,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:20,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:20,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:20,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:20,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:20,139 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 8 [2021-11-23 01:05:20,153 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 11 treesize of output 7 [2021-11-23 01:05:20,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:20,172 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:20,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:20,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:20,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:20,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:20,448 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:20,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:20,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:20,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 98 states and 197 transitions. [2021-11-23 01:05:20,690 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 197 transitions. [2021-11-23 01:05:20,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:20,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:20,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:20,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:20,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:20,786 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 8 [2021-11-23 01:05:20,798 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 11 treesize of output 7 [2021-11-23 01:05:20,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:20,814 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:20,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:20,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:20,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:20,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:20,896 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:20,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:21,901 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:21,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:21,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 99 states and 198 transitions. [2021-11-23 01:05:21,916 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 198 transitions. [2021-11-23 01:05:21,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:21,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:21,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:22,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:22,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:22,037 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 8 [2021-11-23 01:05:22,062 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 11 treesize of output 7 [2021-11-23 01:05:22,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:22,078 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:22,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:22,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:22,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:22,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:22,350 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:22,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:22,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:22,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:22,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2021-11-23 01:05:22,455 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2021-11-23 01:05:22,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:22,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:22,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:22,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:22,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:22,644 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 8 [2021-11-23 01:05:22,655 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 11 treesize of output 7 [2021-11-23 01:05:22,669 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:22,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:22,953 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:22,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:23,008 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:23,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:05:23,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:23,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 101 states and 200 transitions. [2021-11-23 01:05:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 200 transitions. [2021-11-23 01:05:23,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:23,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:23,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:23,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:23,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:23,322 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 8 [2021-11-23 01:05:23,333 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 11 treesize of output 7 [2021-11-23 01:05:23,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:23,350 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:23,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:23,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:23,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:23,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:23,504 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:23,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:23,747 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2021-11-23 01:05:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2021-11-23 01:05:23,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:23,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:23,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:23,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:23,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:23,907 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 8 [2021-11-23 01:05:23,917 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 11 treesize of output 7 [2021-11-23 01:05:23,936 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:23,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:24,187 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:24,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:24,419 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:24,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:05:24,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:24,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:24,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 103 states and 202 transitions. [2021-11-23 01:05:24,893 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 202 transitions. [2021-11-23 01:05:24,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:24,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:24,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:25,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:25,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:25,063 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 8 [2021-11-23 01:05:25,074 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 11 treesize of output 7 [2021-11-23 01:05:25,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:25,094 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:25,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:25,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:25,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:25,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:25,262 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:25,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:25,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 104 states and 203 transitions. [2021-11-23 01:05:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 203 transitions. [2021-11-23 01:05:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:25,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:25,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:25,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:25,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:25,622 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 8 [2021-11-23 01:05:25,633 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 11 treesize of output 7 [2021-11-23 01:05:25,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:25,646 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:25,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:25,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:25,735 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:25,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:26,072 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:26,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 105 states and 204 transitions. [2021-11-23 01:05:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 204 transitions. [2021-11-23 01:05:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:26,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:26,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:26,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:26,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:26,211 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 8 [2021-11-23 01:05:26,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:05:26,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:26,248 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:26,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:26,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:26,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:26,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:26,537 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:26,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:26,792 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:26,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 106 states and 205 transitions. [2021-11-23 01:05:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 205 transitions. [2021-11-23 01:05:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:26,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:26,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:26,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:26,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:26,942 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 8 [2021-11-23 01:05:26,956 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 11 treesize of output 7 [2021-11-23 01:05:26,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:26,973 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:27,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:27,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:27,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:27,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:27,280 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:27,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:27,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:27,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 107 states and 206 transitions. [2021-11-23 01:05:27,512 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 206 transitions. [2021-11-23 01:05:27,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:27,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:27,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:27,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:27,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:27,652 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 8 [2021-11-23 01:05:27,670 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 11 treesize of output 7 [2021-11-23 01:05:27,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:27,698 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:27,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:27,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:27,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:27,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:27,999 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:27,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:28,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 108 states and 207 transitions. [2021-11-23 01:05:28,268 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 207 transitions. [2021-11-23 01:05:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:28,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:28,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:28,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:28,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:28,375 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 8 [2021-11-23 01:05:28,386 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 11 treesize of output 7 [2021-11-23 01:05:28,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:28,397 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:28,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:28,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:28,670 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:28,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:29,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 109 states and 208 transitions. [2021-11-23 01:05:29,032 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 208 transitions. [2021-11-23 01:05:29,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:29,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:29,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:29,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:29,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:29,131 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 8 [2021-11-23 01:05:29,149 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 11 treesize of output 7 [2021-11-23 01:05:29,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:29,162 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:29,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:29,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:29,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:29,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:29,392 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:29,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:29,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:29,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:29,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 110 states and 209 transitions. [2021-11-23 01:05:29,635 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 209 transitions. [2021-11-23 01:05:29,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:29,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:29,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:29,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:29,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:29,813 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 8 [2021-11-23 01:05:29,826 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 11 treesize of output 7 [2021-11-23 01:05:29,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:29,844 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:30,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:30,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:30,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:30,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:30,141 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:30,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:30,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:30,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:30,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 111 states and 210 transitions. [2021-11-23 01:05:30,391 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 210 transitions. [2021-11-23 01:05:30,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:30,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:30,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:30,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:30,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:30,573 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 8 [2021-11-23 01:05:30,588 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 11 treesize of output 7 [2021-11-23 01:05:30,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:30,603 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:30,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:30,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-11-23 01:05:30,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:30,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:30,783 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:30,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:30,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 112 states and 211 transitions. [2021-11-23 01:05:30,904 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 211 transitions. [2021-11-23 01:05:30,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:30,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:30,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:31,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:31,026 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 8 [2021-11-23 01:05:31,039 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 11 treesize of output 7 [2021-11-23 01:05:31,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:31,068 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:31,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:31,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:31,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:31,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:31,421 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:31,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:31,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 113 states and 212 transitions. [2021-11-23 01:05:31,766 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 212 transitions. [2021-11-23 01:05:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:31,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:31,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:31,949 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 8 [2021-11-23 01:05:31,961 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 11 treesize of output 7 [2021-11-23 01:05:31,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:31,983 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:32,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:32,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:32,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:32,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:32,164 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:32,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:32,410 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:32,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:32,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 114 states and 213 transitions. [2021-11-23 01:05:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 213 transitions. [2021-11-23 01:05:32,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:32,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:32,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:32,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:32,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:32,580 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 8 [2021-11-23 01:05:32,601 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 11 treesize of output 7 [2021-11-23 01:05:32,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:32,617 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:32,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:32,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:32,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:32,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:32,782 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:32,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:32,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:32,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 115 states and 214 transitions. [2021-11-23 01:05:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 214 transitions. [2021-11-23 01:05:32,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:32,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:32,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:32,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:32,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:33,017 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 8 [2021-11-23 01:05:33,032 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 11 treesize of output 7 [2021-11-23 01:05:33,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:33,045 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:33,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:33,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:33,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:33,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:33,314 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:33,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:33,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:33,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 116 states and 215 transitions. [2021-11-23 01:05:33,603 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 215 transitions. [2021-11-23 01:05:33,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:33,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:33,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:33,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:33,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:33,755 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 8 [2021-11-23 01:05:33,769 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 11 treesize of output 7 [2021-11-23 01:05:33,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:33,785 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:33,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:33,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:34,024 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:34,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 117 states and 216 transitions. [2021-11-23 01:05:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 216 transitions. [2021-11-23 01:05:34,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:34,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:34,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:34,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:34,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:34,488 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 8 [2021-11-23 01:05:34,501 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 11 treesize of output 7 [2021-11-23 01:05:34,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:34,518 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:34,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:34,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:34,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:34,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:34,696 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:34,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:34,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:34,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 118 states and 217 transitions. [2021-11-23 01:05:34,932 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 217 transitions. [2021-11-23 01:05:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:34,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:34,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:35,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:35,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:35,086 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 8 [2021-11-23 01:05:35,098 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 11 treesize of output 7 [2021-11-23 01:05:35,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:35,115 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:35,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:35,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:35,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:35,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:35,393 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:35,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:35,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:35,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 119 states and 218 transitions. [2021-11-23 01:05:35,489 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 218 transitions. [2021-11-23 01:05:35,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:35,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:35,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:35,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:35,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:35,631 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 8 [2021-11-23 01:05:35,646 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 11 treesize of output 7 [2021-11-23 01:05:35,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:35,661 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:35,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:35,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:35,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:35,946 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:35,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:36,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:36,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 120 states and 219 transitions. [2021-11-23 01:05:36,183 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 219 transitions. [2021-11-23 01:05:36,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:36,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:36,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:36,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:36,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:36,313 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 8 [2021-11-23 01:05:36,326 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 11 treesize of output 7 [2021-11-23 01:05:36,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:36,340 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:36,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:36,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:36,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:36,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:36,510 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:36,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:36,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:36,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:36,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 121 states and 220 transitions. [2021-11-23 01:05:36,604 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 220 transitions. [2021-11-23 01:05:36,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:36,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:36,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:36,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:36,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:36,697 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 8 [2021-11-23 01:05:36,706 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 11 treesize of output 7 [2021-11-23 01:05:36,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:36,719 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:36,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:36,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:36,957 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:36,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:37,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 122 states and 221 transitions. [2021-11-23 01:05:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 221 transitions. [2021-11-23 01:05:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:37,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:37,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:37,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:37,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:37,427 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 8 [2021-11-23 01:05:37,440 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 11 treesize of output 7 [2021-11-23 01:05:37,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:37,454 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:37,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:37,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:37,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:37,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:37,736 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:37,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:37,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2021-11-23 01:05:37,834 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2021-11-23 01:05:37,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:37,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:37,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:37,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:37,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:37,931 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 8 [2021-11-23 01:05:37,940 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 11 treesize of output 7 [2021-11-23 01:05:37,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:37,953 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:38,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:38,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:38,201 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:38,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:38,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 124 states and 223 transitions. [2021-11-23 01:05:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 223 transitions. [2021-11-23 01:05:38,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:38,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:38,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:38,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:38,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:38,684 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 8 [2021-11-23 01:05:38,702 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 11 treesize of output 7 [2021-11-23 01:05:38,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:38,715 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:38,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:38,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:39,016 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:39,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:39,023 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:39,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:40,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:40,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:40,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 125 states and 224 transitions. [2021-11-23 01:05:40,059 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 224 transitions. [2021-11-23 01:05:40,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:40,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:40,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:40,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:40,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:40,220 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 8 [2021-11-23 01:05:40,242 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 11 treesize of output 7 [2021-11-23 01:05:40,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,262 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:40,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:40,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:40,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,511 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:40,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:40,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:40,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 126 states and 225 transitions. [2021-11-23 01:05:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 225 transitions. [2021-11-23 01:05:40,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:40,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:40,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:40,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:40,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:40,748 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 8 [2021-11-23 01:05:40,769 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 11 treesize of output 7 [2021-11-23 01:05:40,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,787 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:40,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:40,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:40,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,974 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:40,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:41,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:41,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:41,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 127 states and 226 transitions. [2021-11-23 01:05:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 226 transitions. [2021-11-23 01:05:41,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:41,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:41,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:42,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:42,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:42,099 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 8 [2021-11-23 01:05:42,107 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 11 treesize of output 7 [2021-11-23 01:05:42,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:42,120 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:42,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:42,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:42,369 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:42,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:42,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:42,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:42,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 128 states and 227 transitions. [2021-11-23 01:05:42,706 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 227 transitions. [2021-11-23 01:05:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:42,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:42,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:42,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:42,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:42,880 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 8 [2021-11-23 01:05:42,895 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 11 treesize of output 7 [2021-11-23 01:05:42,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:42,911 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:42,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:42,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:43,002 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:43,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:43,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 129 states and 228 transitions. [2021-11-23 01:05:43,322 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 228 transitions. [2021-11-23 01:05:43,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:43,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:43,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:43,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:43,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:43,444 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 8 [2021-11-23 01:05:43,456 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 11 treesize of output 7 [2021-11-23 01:05:43,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:43,475 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:43,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:43,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:43,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:43,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:43,748 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:43,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:44,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:44,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:44,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 130 states and 229 transitions. [2021-11-23 01:05:44,742 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 229 transitions. [2021-11-23 01:05:44,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:44,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:44,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:44,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:44,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:44,850 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 8 [2021-11-23 01:05:44,866 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 11 treesize of output 7 [2021-11-23 01:05:44,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:44,878 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:44,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-11-23 01:05:44,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:44,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:44,951 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:44,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:45,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 131 states and 230 transitions. [2021-11-23 01:05:45,252 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 230 transitions. [2021-11-23 01:05:45,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:45,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:45,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:45,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:45,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:45,402 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 8 [2021-11-23 01:05:45,417 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 11 treesize of output 7 [2021-11-23 01:05:45,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:45,433 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:45,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:45,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:05:45,678 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:05:45,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:05:45,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:45,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:45,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 132 states and 231 transitions. [2021-11-23 01:05:45,988 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 231 transitions. [2021-11-23 01:05:45,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:45,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:45,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:46,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:46,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:46,103 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 8 [2021-11-23 01:05:46,121 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 11 treesize of output 7 [2021-11-23 01:05:46,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:46,142 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:46,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:46,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:46,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:46,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:46,490 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:46,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:46,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 133 states and 232 transitions. [2021-11-23 01:05:46,596 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 232 transitions. [2021-11-23 01:05:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:46,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:46,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:46,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:46,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:46,778 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 8 [2021-11-23 01:05:46,796 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 11 treesize of output 7 [2021-11-23 01:05:46,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:46,812 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:46,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:46,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:47,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:47,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:47,114 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:47,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:47,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:47,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 134 states and 233 transitions. [2021-11-23 01:05:47,345 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 233 transitions. [2021-11-23 01:05:47,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:47,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:47,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:47,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:47,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:47,468 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 8 [2021-11-23 01:05:47,482 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 11 treesize of output 7 [2021-11-23 01:05:47,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:47,495 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:47,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:47,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:47,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:47,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:47,665 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:47,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:48,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 135 states and 234 transitions. [2021-11-23 01:05:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 234 transitions. [2021-11-23 01:05:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:48,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:48,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:48,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:48,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:48,858 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 8 [2021-11-23 01:05:48,872 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 11 treesize of output 7 [2021-11-23 01:05:48,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:48,891 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:48,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:48,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:49,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:49,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:49,114 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:49,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 136 states and 235 transitions. [2021-11-23 01:05:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 235 transitions. [2021-11-23 01:05:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:49,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:49,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:49,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:49,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:49,524 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 8 [2021-11-23 01:05:49,537 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 11 treesize of output 7 [2021-11-23 01:05:49,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:49,554 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:49,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:49,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:49,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:49,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:49,616 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:49,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:51,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 137 states and 236 transitions. [2021-11-23 01:05:51,360 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 236 transitions. [2021-11-23 01:05:51,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:51,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:51,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:51,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:51,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:51,527 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 8 [2021-11-23 01:05:51,536 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 11 treesize of output 7 [2021-11-23 01:05:51,553 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:51,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:51,841 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:51,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:52,047 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:52,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:05:52,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 138 states and 237 transitions. [2021-11-23 01:05:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 237 transitions. [2021-11-23 01:05:52,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:52,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:52,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:52,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:52,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:52,650 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 8 [2021-11-23 01:05:52,667 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 11 treesize of output 7 [2021-11-23 01:05:52,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:52,689 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:52,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:52,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:53,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:53,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:53,051 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:53,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:53,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:53,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 139 states and 238 transitions. [2021-11-23 01:05:53,293 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 238 transitions. [2021-11-23 01:05:53,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:53,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:53,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:53,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:53,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:53,428 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 8 [2021-11-23 01:05:53,442 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 11 treesize of output 7 [2021-11-23 01:05:53,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:53,457 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:53,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:53,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:53,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:53,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:53,644 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:53,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:53,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 140 states and 239 transitions. [2021-11-23 01:05:53,741 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 239 transitions. [2021-11-23 01:05:53,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:53,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:53,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:53,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:53,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:53,891 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 8 [2021-11-23 01:05:53,903 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 11 treesize of output 7 [2021-11-23 01:05:53,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:53,916 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:54,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:54,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:54,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:54,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:54,245 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:54,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:54,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 141 states and 240 transitions. [2021-11-23 01:05:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 240 transitions. [2021-11-23 01:05:54,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:54,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:54,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:54,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:54,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:54,459 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 8 [2021-11-23 01:05:54,470 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 11 treesize of output 7 [2021-11-23 01:05:54,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:54,486 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:54,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:54,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:54,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:54,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:54,666 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:54,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:54,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:54,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 142 states and 241 transitions. [2021-11-23 01:05:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 241 transitions. [2021-11-23 01:05:54,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:54,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:54,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:54,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:54,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:54,946 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 8 [2021-11-23 01:05:54,956 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 11 treesize of output 7 [2021-11-23 01:05:54,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:54,973 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:55,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:55,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:55,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:55,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:55,163 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:55,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:56,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:56,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 143 states and 242 transitions. [2021-11-23 01:05:56,142 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 242 transitions. [2021-11-23 01:05:56,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:56,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:56,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:56,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:56,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:56,291 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 8 [2021-11-23 01:05:56,307 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 11 treesize of output 7 [2021-11-23 01:05:56,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:56,323 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:56,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:56,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:56,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:56,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:56,406 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:56,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:56,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 144 states and 243 transitions. [2021-11-23 01:05:56,629 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 243 transitions. [2021-11-23 01:05:56,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:56,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:56,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:56,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:56,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:56,810 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 8 [2021-11-23 01:05:56,829 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 11 treesize of output 7 [2021-11-23 01:05:56,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:56,845 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:57,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:57,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:57,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:57,063 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:57,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:58,252 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:58,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:58,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2021-11-23 01:05:58,264 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2021-11-23 01:05:58,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:58,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:58,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:58,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:58,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:58,397 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 8 [2021-11-23 01:05:58,414 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 11 treesize of output 7 [2021-11-23 01:05:58,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:58,429 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:58,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:58,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:05:58,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:58,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:58,795 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:05:58,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:05:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:58,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2021-11-23 01:05:58,896 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2021-11-23 01:05:58,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:58,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:58,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:59,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:59,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:59,039 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 8 [2021-11-23 01:05:59,049 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 11 treesize of output 7 [2021-11-23 01:05:59,073 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:59,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:59,396 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:59,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:05:59,609 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:05:59,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:00,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:00,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2021-11-23 01:06:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2021-11-23 01:06:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:00,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:00,191 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 8 [2021-11-23 01:06:00,205 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 11 treesize of output 7 [2021-11-23 01:06:00,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,220 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:00,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:00,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:00,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,399 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:00,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:00,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:00,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2021-11-23 01:06:00,663 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2021-11-23 01:06:00,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:00,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:00,749 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 8 [2021-11-23 01:06:00,763 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 11 treesize of output 7 [2021-11-23 01:06:00,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,789 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:00,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:00,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:00,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,965 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:00,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 149 states and 248 transitions. [2021-11-23 01:06:01,062 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 248 transitions. [2021-11-23 01:06:01,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:01,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,200 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 8 [2021-11-23 01:06:01,216 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 11 treesize of output 7 [2021-11-23 01:06:01,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:01,230 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:01,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:01,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:01,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:01,410 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:01,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 150 states and 249 transitions. [2021-11-23 01:06:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 249 transitions. [2021-11-23 01:06:01,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:01,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,755 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 8 [2021-11-23 01:06:01,769 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 11 treesize of output 7 [2021-11-23 01:06:01,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:01,784 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:01,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:01,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:01,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:01,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:01,851 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:01,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:02,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 151 states and 250 transitions. [2021-11-23 01:06:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 250 transitions. [2021-11-23 01:06:02,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:02,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,314 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 8 [2021-11-23 01:06:02,339 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 11 treesize of output 7 [2021-11-23 01:06:02,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:02,358 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:02,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:02,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:02,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:02,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:02,571 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:02,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 152 states and 251 transitions. [2021-11-23 01:06:02,688 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 251 transitions. [2021-11-23 01:06:02,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:02,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,916 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 8 [2021-11-23 01:06:02,936 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 11 treesize of output 7 [2021-11-23 01:06:02,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:02,952 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:03,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:03,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:03,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:03,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:03,292 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:03,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 153 states and 252 transitions. [2021-11-23 01:06:03,403 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 252 transitions. [2021-11-23 01:06:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:03,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,583 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 8 [2021-11-23 01:06:03,595 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 11 treesize of output 7 [2021-11-23 01:06:03,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:03,610 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:03,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:03,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:03,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:03,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:03,968 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:03,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:04,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 154 states and 253 transitions. [2021-11-23 01:06:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 253 transitions. [2021-11-23 01:06:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:04,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,218 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 8 [2021-11-23 01:06:04,229 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 11 treesize of output 7 [2021-11-23 01:06:04,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:04,243 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:04,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:04,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:04,571 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:04,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:05,007 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 155 states and 254 transitions. [2021-11-23 01:06:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 254 transitions. [2021-11-23 01:06:05,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:05,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,178 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 8 [2021-11-23 01:06:05,188 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 11 treesize of output 7 [2021-11-23 01:06:05,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:05,202 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:05,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:05,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:05,494 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:05,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 156 states and 255 transitions. [2021-11-23 01:06:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 255 transitions. [2021-11-23 01:06:05,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:05,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,108 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 8 [2021-11-23 01:06:06,127 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 11 treesize of output 7 [2021-11-23 01:06:06,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:06,140 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:06,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:06,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:06,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:06,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:06,351 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:06,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:06,626 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 157 states and 256 transitions. [2021-11-23 01:06:06,639 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 256 transitions. [2021-11-23 01:06:06,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:06,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,862 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 8 [2021-11-23 01:06:06,874 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 11 treesize of output 7 [2021-11-23 01:06:06,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:06,893 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:07,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:07,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:07,252 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:07,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:07,401 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 158 states and 257 transitions. [2021-11-23 01:06:07,420 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 257 transitions. [2021-11-23 01:06:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:07,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,556 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 8 [2021-11-23 01:06:07,565 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 11 treesize of output 7 [2021-11-23 01:06:07,583 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:07,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:08,008 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:08,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:06:08,075 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:06:08,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:08,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 159 states and 258 transitions. [2021-11-23 01:06:08,810 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 258 transitions. [2021-11-23 01:06:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:08,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,003 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 8 [2021-11-23 01:06:09,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:06:09,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:09,032 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:09,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:09,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:09,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:09,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:09,237 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:09,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:09,337 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 160 states and 259 transitions. [2021-11-23 01:06:09,350 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 259 transitions. [2021-11-23 01:06:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:09,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,502 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 8 [2021-11-23 01:06:09,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:06:09,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:09,534 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:09,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:09,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:09,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:09,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:09,748 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:09,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:10,024 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 161 states and 260 transitions. [2021-11-23 01:06:10,039 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 260 transitions. [2021-11-23 01:06:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:10,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,260 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 8 [2021-11-23 01:06:10,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:06:10,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:10,296 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:10,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:10,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:10,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:10,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:10,671 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:10,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:10,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 162 states and 261 transitions. [2021-11-23 01:06:10,925 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 261 transitions. [2021-11-23 01:06:10,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:10,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,044 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 8 [2021-11-23 01:06:11,061 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 11 treesize of output 7 [2021-11-23 01:06:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:11,073 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:11,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:11,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:11,260 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:11,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:11,267 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:11,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:11,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 163 states and 262 transitions. [2021-11-23 01:06:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 262 transitions. [2021-11-23 01:06:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:11,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,555 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 8 [2021-11-23 01:06:11,570 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 11 treesize of output 7 [2021-11-23 01:06:11,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:11,587 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:11,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:11,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:11,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:11,876 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:11,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:12,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 164 states and 263 transitions. [2021-11-23 01:06:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 263 transitions. [2021-11-23 01:06:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:12,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,810 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 8 [2021-11-23 01:06:12,826 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 11 treesize of output 7 [2021-11-23 01:06:12,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:12,842 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:12,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:12,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:12,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:12,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:13,004 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:13,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:13,212 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 165 states and 264 transitions. [2021-11-23 01:06:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 264 transitions. [2021-11-23 01:06:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:13,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,368 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 8 [2021-11-23 01:06:13,382 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 11 treesize of output 7 [2021-11-23 01:06:13,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:13,394 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:13,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:13,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:13,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:13,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:13,563 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:13,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 166 states and 265 transitions. [2021-11-23 01:06:13,820 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 265 transitions. [2021-11-23 01:06:13,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:13,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,916 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 8 [2021-11-23 01:06:13,929 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 11 treesize of output 7 [2021-11-23 01:06:13,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:13,946 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:14,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:14,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:14,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:14,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:14,225 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:14,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 167 states and 266 transitions. [2021-11-23 01:06:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 266 transitions. [2021-11-23 01:06:14,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:14,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,455 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 8 [2021-11-23 01:06:14,474 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 11 treesize of output 7 [2021-11-23 01:06:14,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:14,486 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:14,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:14,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-11-23 01:06:14,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:14,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:14,696 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:14,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:14,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 168 states and 267 transitions. [2021-11-23 01:06:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 267 transitions. [2021-11-23 01:06:15,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:15,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,191 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 8 [2021-11-23 01:06:15,207 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 11 treesize of output 7 [2021-11-23 01:06:15,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:15,223 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:15,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:15,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:15,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:15,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:15,580 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:15,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 169 states and 268 transitions. [2021-11-23 01:06:16,815 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 268 transitions. [2021-11-23 01:06:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:16,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,985 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 8 [2021-11-23 01:06:16,997 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 11 treesize of output 7 [2021-11-23 01:06:17,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:17,017 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:17,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:17,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:17,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:17,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:17,373 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:17,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:17,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 170 states and 269 transitions. [2021-11-23 01:06:17,483 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 269 transitions. [2021-11-23 01:06:17,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:17,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,659 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 8 [2021-11-23 01:06:17,677 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 11 treesize of output 7 [2021-11-23 01:06:17,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:17,691 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:17,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:17,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:17,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:17,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:17,910 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:17,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:18,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 171 states and 270 transitions. [2021-11-23 01:06:18,198 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 270 transitions. [2021-11-23 01:06:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:18,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,357 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 8 [2021-11-23 01:06:18,374 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 11 treesize of output 7 [2021-11-23 01:06:18,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:18,388 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:18,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:18,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:18,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:18,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:18,596 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:18,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 172 states and 271 transitions. [2021-11-23 01:06:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 271 transitions. [2021-11-23 01:06:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:19,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,949 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 8 [2021-11-23 01:06:19,962 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 11 treesize of output 7 [2021-11-23 01:06:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:19,993 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:20,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:20,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:20,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:20,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:20,438 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:20,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:20,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 173 states and 272 transitions. [2021-11-23 01:06:20,544 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 272 transitions. [2021-11-23 01:06:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:20,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,668 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 8 [2021-11-23 01:06:20,677 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 11 treesize of output 7 [2021-11-23 01:06:20,695 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:20,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:21,095 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:21,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:06:21,375 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:06:21,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:21,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 174 states and 273 transitions. [2021-11-23 01:06:21,940 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 273 transitions. [2021-11-23 01:06:21,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:21,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,097 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 8 [2021-11-23 01:06:22,113 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 11 treesize of output 7 [2021-11-23 01:06:22,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:22,132 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:22,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:22,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:22,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:22,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:22,437 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:22,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 175 states and 274 transitions. [2021-11-23 01:06:23,588 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 274 transitions. [2021-11-23 01:06:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:23,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,756 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 8 [2021-11-23 01:06:23,772 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 11 treesize of output 7 [2021-11-23 01:06:23,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:23,786 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:23,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:23,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:23,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:23,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:24,004 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:24,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 176 states and 275 transitions. [2021-11-23 01:06:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 275 transitions. [2021-11-23 01:06:24,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:24,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,309 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 8 [2021-11-23 01:06:24,322 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 11 treesize of output 7 [2021-11-23 01:06:24,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:24,332 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:24,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:24,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:24,405 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:24,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 177 states and 276 transitions. [2021-11-23 01:06:24,570 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 276 transitions. [2021-11-23 01:06:24,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:24,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,738 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 8 [2021-11-23 01:06:24,757 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 11 treesize of output 7 [2021-11-23 01:06:24,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:24,770 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:24,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:24,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:25,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:25,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:25,098 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:25,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 178 states and 277 transitions. [2021-11-23 01:06:26,111 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 277 transitions. [2021-11-23 01:06:26,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:26,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,260 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 8 [2021-11-23 01:06:26,272 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 11 treesize of output 7 [2021-11-23 01:06:26,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:26,284 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:26,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:26,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:26,565 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:26,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 179 states and 278 transitions. [2021-11-23 01:06:26,942 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 278 transitions. [2021-11-23 01:06:26,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:26,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,092 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 8 [2021-11-23 01:06:27,109 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 11 treesize of output 7 [2021-11-23 01:06:27,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:27,120 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:27,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:27,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:27,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:27,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:27,295 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:27,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:27,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 180 states and 279 transitions. [2021-11-23 01:06:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 279 transitions. [2021-11-23 01:06:27,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:27,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,643 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 8 [2021-11-23 01:06:27,670 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 11 treesize of output 7 [2021-11-23 01:06:27,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:27,681 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:27,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:27,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:27,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:27,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:27,964 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:27,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:28,197 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 181 states and 280 transitions. [2021-11-23 01:06:28,206 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 280 transitions. [2021-11-23 01:06:28,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:28,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,401 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 8 [2021-11-23 01:06:28,421 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 11 treesize of output 7 [2021-11-23 01:06:28,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:28,442 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:28,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:28,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:28,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:28,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:28,784 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:28,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:29,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 182 states and 281 transitions. [2021-11-23 01:06:29,060 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 281 transitions. [2021-11-23 01:06:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:29,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,177 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 8 [2021-11-23 01:06:29,186 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 11 treesize of output 7 [2021-11-23 01:06:29,202 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:29,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:29,483 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:29,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:06:29,799 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:06:29,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 183 states and 282 transitions. [2021-11-23 01:06:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 282 transitions. [2021-11-23 01:06:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:29,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,110 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 8 [2021-11-23 01:06:30,121 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 11 treesize of output 7 [2021-11-23 01:06:30,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:30,140 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:30,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:30,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:30,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:30,443 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:30,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:30,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 184 states and 283 transitions. [2021-11-23 01:06:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 283 transitions. [2021-11-23 01:06:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:30,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,874 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 8 [2021-11-23 01:06:30,892 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 11 treesize of output 7 [2021-11-23 01:06:30,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:30,903 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:31,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:31,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:31,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:31,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:31,213 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:31,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 185 states and 284 transitions. [2021-11-23 01:06:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 284 transitions. [2021-11-23 01:06:31,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:31,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,614 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 8 [2021-11-23 01:06:31,623 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 11 treesize of output 7 [2021-11-23 01:06:31,639 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:31,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:31,675 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:31,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:06:31,735 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:06:31,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:32,340 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 186 states and 285 transitions. [2021-11-23 01:06:32,353 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 285 transitions. [2021-11-23 01:06:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:32,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,498 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 8 [2021-11-23 01:06:32,511 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 11 treesize of output 7 [2021-11-23 01:06:32,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:32,527 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:32,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:32,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:32,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:32,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:32,840 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:32,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 187 states and 286 transitions. [2021-11-23 01:06:33,086 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 286 transitions. [2021-11-23 01:06:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:33,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,226 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 8 [2021-11-23 01:06:33,240 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 11 treesize of output 7 [2021-11-23 01:06:33,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:33,257 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:33,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:33,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:33,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:33,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:33,551 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:33,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 188 states and 287 transitions. [2021-11-23 01:06:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 287 transitions. [2021-11-23 01:06:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:33,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,929 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 8 [2021-11-23 01:06:33,939 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 11 treesize of output 7 [2021-11-23 01:06:33,960 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:33,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:34,322 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:34,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:06:34,609 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:06:34,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:35,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 189 states and 288 transitions. [2021-11-23 01:06:35,311 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 288 transitions. [2021-11-23 01:06:35,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:35,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,467 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 8 [2021-11-23 01:06:35,475 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 11 treesize of output 7 [2021-11-23 01:06:35,495 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:35,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:35,893 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:35,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:06:35,955 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:06:35,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:36,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:36,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 190 states and 289 transitions. [2021-11-23 01:06:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 289 transitions. [2021-11-23 01:06:36,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:36,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:36,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:36,774 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 8 [2021-11-23 01:06:36,794 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 11 treesize of output 7 [2021-11-23 01:06:36,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:36,805 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:36,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:36,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:36,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:36,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:36,990 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:36,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:38,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 191 states and 290 transitions. [2021-11-23 01:06:38,111 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 290 transitions. [2021-11-23 01:06:38,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:38,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:38,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:38,322 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 8 [2021-11-23 01:06:38,334 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 11 treesize of output 7 [2021-11-23 01:06:38,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:38,353 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:38,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:38,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:38,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:38,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:38,623 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:38,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:38,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 192 states and 291 transitions. [2021-11-23 01:06:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 291 transitions. [2021-11-23 01:06:38,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:38,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,155 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 8 [2021-11-23 01:06:39,166 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 11 treesize of output 7 [2021-11-23 01:06:39,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:39,184 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:39,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:39,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:39,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:39,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:39,253 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:39,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:39,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:39,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 193 states and 292 transitions. [2021-11-23 01:06:39,561 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 292 transitions. [2021-11-23 01:06:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:39,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:39,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:39,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:39,736 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 8 [2021-11-23 01:06:39,755 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 11 treesize of output 7 [2021-11-23 01:06:39,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:39,784 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:39,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:39,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:39,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:39,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:39,995 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:39,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:40,311 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 194 states and 293 transitions. [2021-11-23 01:06:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 293 transitions. [2021-11-23 01:06:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:40,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:40,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:40,493 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 8 [2021-11-23 01:06:40,509 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 11 treesize of output 7 [2021-11-23 01:06:40,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:40,523 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:40,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:40,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:40,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:40,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:40,971 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:40,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:41,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:41,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 195 states and 294 transitions. [2021-11-23 01:06:41,314 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 294 transitions. [2021-11-23 01:06:41,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:41,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,499 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 8 [2021-11-23 01:06:41,512 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 11 treesize of output 7 [2021-11-23 01:06:41,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:41,528 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:41,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:41,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:41,884 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:41,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:42,373 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:42,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 196 states and 295 transitions. [2021-11-23 01:06:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 295 transitions. [2021-11-23 01:06:42,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:42,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:42,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:42,560 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 8 [2021-11-23 01:06:42,578 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 11 treesize of output 7 [2021-11-23 01:06:42,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:42,590 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:42,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:42,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:42,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:42,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:42,814 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:42,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:43,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 197 states and 296 transitions. [2021-11-23 01:06:43,083 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 296 transitions. [2021-11-23 01:06:43,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:43,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,272 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 8 [2021-11-23 01:06:43,290 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 11 treesize of output 7 [2021-11-23 01:06:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:43,310 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:43,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:43,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:43,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:43,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:43,556 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:43,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:43,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 198 states and 297 transitions. [2021-11-23 01:06:43,895 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 297 transitions. [2021-11-23 01:06:43,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:43,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:44,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:44,092 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 8 [2021-11-23 01:06:44,102 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 11 treesize of output 7 [2021-11-23 01:06:44,118 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:44,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:44,632 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:44,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 32 [2021-11-23 01:06:44,688 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:06:44,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 199 states and 298 transitions. [2021-11-23 01:06:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 298 transitions. [2021-11-23 01:06:45,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:45,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:45,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:45,479 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 8 [2021-11-23 01:06:45,500 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 11 treesize of output 7 [2021-11-23 01:06:45,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:45,515 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:45,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:45,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:45,607 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:45,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:46,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 200 states and 299 transitions. [2021-11-23 01:06:46,051 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 299 transitions. [2021-11-23 01:06:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:46,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,284 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 8 [2021-11-23 01:06:46,298 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 11 treesize of output 7 [2021-11-23 01:06:46,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:46,318 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:46,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:46,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:46,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:46,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:46,767 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:46,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 201 states and 300 transitions. [2021-11-23 01:06:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 300 transitions. [2021-11-23 01:06:47,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:47,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:47,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:47,257 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 8 [2021-11-23 01:06:47,269 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 11 treesize of output 7 [2021-11-23 01:06:47,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:47,281 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:47,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:47,672 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:47,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:47,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 202 states and 301 transitions. [2021-11-23 01:06:47,881 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 301 transitions. [2021-11-23 01:06:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:47,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,144 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 8 [2021-11-23 01:06:48,163 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 11 treesize of output 7 [2021-11-23 01:06:48,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:48,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:48,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:48,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:48,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:48,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:48,682 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:48,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:48,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 203 states and 302 transitions. [2021-11-23 01:06:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 302 transitions. [2021-11-23 01:06:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:48,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:49,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:49,191 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 8 [2021-11-23 01:06:49,203 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 11 treesize of output 7 [2021-11-23 01:06:49,221 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:49,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:49,768 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:49,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:06:49,824 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:06:49,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:06:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 204 states and 303 transitions. [2021-11-23 01:06:50,587 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 303 transitions. [2021-11-23 01:06:50,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:50,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:50,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:06:50,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:50,827 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 8 [2021-11-23 01:06:50,842 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 11 treesize of output 7 [2021-11-23 01:06:50,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:50,855 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:51,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:51,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:06:51,237 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:06:51,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:06:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 205 states and 304 transitions. [2021-11-23 01:06:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 304 transitions. [2021-11-23 01:06:51,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:51,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,984 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 8 [2021-11-23 01:06:52,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:06:52,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:52,023 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:52,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:52,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:52,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:52,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:52,577 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:52,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:53,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:53,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 206 states and 305 transitions. [2021-11-23 01:06:53,686 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 305 transitions. [2021-11-23 01:06:53,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:53,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:53,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:53,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:53,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:53,877 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 8 [2021-11-23 01:06:53,890 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 11 treesize of output 7 [2021-11-23 01:06:53,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:53,919 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:54,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:54,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:54,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:54,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:54,280 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:54,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:56,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 207 states and 306 transitions. [2021-11-23 01:06:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 306 transitions. [2021-11-23 01:06:56,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:56,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:56,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:56,585 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 8 [2021-11-23 01:06:56,599 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 11 treesize of output 7 [2021-11-23 01:06:56,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:56,620 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:56,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:56,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:57,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:57,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:57,124 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:57,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 208 states and 307 transitions. [2021-11-23 01:06:58,413 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 307 transitions. [2021-11-23 01:06:58,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:58,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:58,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:58,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:58,600 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 8 [2021-11-23 01:06:58,615 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 11 treesize of output 7 [2021-11-23 01:06:58,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:58,631 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:58,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:58,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:58,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:58,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:58,886 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:58,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:06:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 209 states and 308 transitions. [2021-11-23 01:06:58,999 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 308 transitions. [2021-11-23 01:06:58,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:58,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:58,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,184 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 8 [2021-11-23 01:06:59,202 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 11 treesize of output 7 [2021-11-23 01:06:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:59,213 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:59,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:06:59,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:59,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:59,504 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:06:59,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:00,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 210 states and 309 transitions. [2021-11-23 01:07:00,859 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 309 transitions. [2021-11-23 01:07:00,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:00,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,051 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 8 [2021-11-23 01:07:01,065 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 11 treesize of output 7 [2021-11-23 01:07:01,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:01,083 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:01,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:01,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:01,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:01,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:01,514 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:01,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 211 states and 310 transitions. [2021-11-23 01:07:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 310 transitions. [2021-11-23 01:07:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:01,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,982 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 8 [2021-11-23 01:07:01,996 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 11 treesize of output 7 [2021-11-23 01:07:02,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:02,009 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:02,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:02,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:07:02,395 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:07:02,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:07:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 212 states and 311 transitions. [2021-11-23 01:07:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 311 transitions. [2021-11-23 01:07:02,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:02,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:03,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:03,081 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 8 [2021-11-23 01:07:03,101 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 11 treesize of output 7 [2021-11-23 01:07:03,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:03,118 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:03,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:03,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:03,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:03,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:03,524 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:03,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 213 states and 312 transitions. [2021-11-23 01:07:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 312 transitions. [2021-11-23 01:07:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:04,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,818 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 8 [2021-11-23 01:07:04,833 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 11 treesize of output 7 [2021-11-23 01:07:04,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:04,851 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:04,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:04,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:05,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:05,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:05,084 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:05,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:05,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 214 states and 313 transitions. [2021-11-23 01:07:05,195 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 313 transitions. [2021-11-23 01:07:05,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:05,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:05,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:05,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:05,340 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 8 [2021-11-23 01:07:05,358 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 11 treesize of output 7 [2021-11-23 01:07:05,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:05,373 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:05,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:05,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:05,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:05,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:05,596 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:05,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:05,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:05,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:05,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 215 states and 314 transitions. [2021-11-23 01:07:05,864 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 314 transitions. [2021-11-23 01:07:05,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:05,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:05,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:06,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:06,052 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 8 [2021-11-23 01:07:06,069 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 11 treesize of output 7 [2021-11-23 01:07:06,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:06,081 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:06,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:06,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:06,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:06,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:06,530 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:06,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:06,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 216 states and 315 transitions. [2021-11-23 01:07:06,919 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 315 transitions. [2021-11-23 01:07:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:06,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:06,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,132 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 8 [2021-11-23 01:07:07,146 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 11 treesize of output 7 [2021-11-23 01:07:07,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:07,165 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:07,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:07,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:07,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:07,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:07,560 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:07,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:07,850 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 217 states and 316 transitions. [2021-11-23 01:07:07,863 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 316 transitions. [2021-11-23 01:07:07,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:07,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,115 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 8 [2021-11-23 01:07:08,130 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 11 treesize of output 7 [2021-11-23 01:07:08,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:08,145 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:08,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:08,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:08,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:08,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:08,560 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:08,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:08,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:08,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 218 states and 317 transitions. [2021-11-23 01:07:08,663 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 317 transitions. [2021-11-23 01:07:08,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:08,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:08,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:08,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:08,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:08,819 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 8 [2021-11-23 01:07:08,831 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 11 treesize of output 7 [2021-11-23 01:07:08,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:08,847 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:09,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:09,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:09,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:09,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:09,227 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:09,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:09,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 219 states and 318 transitions. [2021-11-23 01:07:09,492 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 318 transitions. [2021-11-23 01:07:09,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:09,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,729 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 8 [2021-11-23 01:07:09,746 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 11 treesize of output 7 [2021-11-23 01:07:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:09,759 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:09,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:09,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:09,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:09,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:09,827 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:09,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:10,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:10,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 220 states and 319 transitions. [2021-11-23 01:07:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 319 transitions. [2021-11-23 01:07:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:10,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,103 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 8 [2021-11-23 01:07:11,120 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 11 treesize of output 7 [2021-11-23 01:07:11,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:11,135 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:11,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:11,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:11,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:11,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:11,594 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:11,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:11,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 221 states and 320 transitions. [2021-11-23 01:07:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 320 transitions. [2021-11-23 01:07:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:11,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:12,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:12,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:12,065 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 8 [2021-11-23 01:07:12,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:07:12,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:12,091 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:12,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:12,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:12,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:12,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:12,305 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:12,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:12,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:12,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 222 states and 321 transitions. [2021-11-23 01:07:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 321 transitions. [2021-11-23 01:07:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:12,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:12,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:12,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:12,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:12,576 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 8 [2021-11-23 01:07:12,600 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 11 treesize of output 7 [2021-11-23 01:07:12,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:12,614 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:12,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:12,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:07:12,974 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:07:12,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:07:13,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:13,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:13,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 223 states and 322 transitions. [2021-11-23 01:07:13,442 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 322 transitions. [2021-11-23 01:07:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:13,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:13,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:13,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:13,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:13,595 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 8 [2021-11-23 01:07:13,606 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 11 treesize of output 7 [2021-11-23 01:07:13,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:13,622 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:13,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:13,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:13,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:13,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:13,818 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:13,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:14,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:14,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 224 states and 323 transitions. [2021-11-23 01:07:14,156 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 323 transitions. [2021-11-23 01:07:14,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:14,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:14,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:14,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:14,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:14,377 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 8 [2021-11-23 01:07:14,392 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 11 treesize of output 7 [2021-11-23 01:07:14,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:14,406 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:14,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:14,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:14,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:14,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:14,646 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:14,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:14,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:14,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:14,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 225 states and 324 transitions. [2021-11-23 01:07:14,755 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 324 transitions. [2021-11-23 01:07:14,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:14,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:14,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:14,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:14,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:14,952 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 8 [2021-11-23 01:07:14,964 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 11 treesize of output 7 [2021-11-23 01:07:14,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:14,977 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:15,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:15,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:07:15,350 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:07:15,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:07:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:15,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 226 states and 325 transitions. [2021-11-23 01:07:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 325 transitions. [2021-11-23 01:07:15,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:15,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:15,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:15,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:15,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:15,973 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 8 [2021-11-23 01:07:15,991 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 11 treesize of output 7 [2021-11-23 01:07:16,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:16,005 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:16,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:16,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:16,387 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:16,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:16,398 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:16,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:16,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:16,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 227 states and 326 transitions. [2021-11-23 01:07:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 326 transitions. [2021-11-23 01:07:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:16,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:16,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:16,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:07:16,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:16,920 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 8 [2021-11-23 01:07:16,929 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 11 treesize of output 7 [2021-11-23 01:07:16,948 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:07:16,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:17,390 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:07:17,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:07:17,825 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:07:17,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:07:18,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 228 states and 327 transitions. [2021-11-23 01:07:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 327 transitions. [2021-11-23 01:07:18,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:18,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:18,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:18,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:18,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:18,941 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 8 [2021-11-23 01:07:18,956 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 11 treesize of output 7 [2021-11-23 01:07:18,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:18,972 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:19,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:19,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:19,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:19,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:19,286 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:19,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:19,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:19,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:19,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 229 states and 328 transitions. [2021-11-23 01:07:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 328 transitions. [2021-11-23 01:07:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:19,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:19,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:19,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:19,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:19,578 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 8 [2021-11-23 01:07:19,599 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 11 treesize of output 7 [2021-11-23 01:07:19,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:19,621 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:19,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:19,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:19,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:19,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:19,862 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:19,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:20,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:20,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 230 states and 329 transitions. [2021-11-23 01:07:20,249 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 329 transitions. [2021-11-23 01:07:20,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:20,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:20,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:20,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:20,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:20,484 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 8 [2021-11-23 01:07:20,498 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 11 treesize of output 7 [2021-11-23 01:07:20,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:20,515 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:20,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:20,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:20,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:20,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:20,755 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:20,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:21,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:21,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 231 states and 330 transitions. [2021-11-23 01:07:21,043 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 330 transitions. [2021-11-23 01:07:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:21,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:21,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:21,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:21,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:21,270 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 8 [2021-11-23 01:07:21,289 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 11 treesize of output 7 [2021-11-23 01:07:21,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:21,301 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:21,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:21,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:21,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:21,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:21,766 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:21,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:22,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:22,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:22,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 232 states and 331 transitions. [2021-11-23 01:07:22,065 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 331 transitions. [2021-11-23 01:07:22,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:22,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:22,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:22,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:22,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:22,235 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 8 [2021-11-23 01:07:22,254 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 11 treesize of output 7 [2021-11-23 01:07:22,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:22,266 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:22,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:22,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:22,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:22,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:22,664 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:22,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:23,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:23,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 233 states and 332 transitions. [2021-11-23 01:07:23,048 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 332 transitions. [2021-11-23 01:07:23,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:23,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:23,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:23,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:23,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:23,224 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 8 [2021-11-23 01:07:23,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:23,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:23,257 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:23,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:23,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:23,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:23,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:23,527 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:23,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:24,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:24,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 234 states and 333 transitions. [2021-11-23 01:07:24,701 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 333 transitions. [2021-11-23 01:07:24,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:24,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:24,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:24,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:24,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:24,898 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 8 [2021-11-23 01:07:24,912 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 11 treesize of output 7 [2021-11-23 01:07:24,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:24,928 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:25,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:25,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:25,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:25,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:25,414 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:25,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:25,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:25,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:25,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 235 states and 334 transitions. [2021-11-23 01:07:25,762 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 334 transitions. [2021-11-23 01:07:25,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:25,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:25,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:25,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:25,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:25,966 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 8 [2021-11-23 01:07:25,981 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 11 treesize of output 7 [2021-11-23 01:07:25,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:25,995 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:26,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:26,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:26,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:26,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:26,464 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:26,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:26,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:26,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 236 states and 335 transitions. [2021-11-23 01:07:26,773 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 335 transitions. [2021-11-23 01:07:26,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:26,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:26,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:26,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:26,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:26,931 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 8 [2021-11-23 01:07:26,948 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 11 treesize of output 7 [2021-11-23 01:07:26,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:26,962 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:27,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:27,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-11-23 01:07:27,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:27,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:27,433 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:27,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:28,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:28,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 237 states and 336 transitions. [2021-11-23 01:07:28,554 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 336 transitions. [2021-11-23 01:07:28,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:28,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:28,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:28,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:28,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:28,742 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 8 [2021-11-23 01:07:28,762 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 11 treesize of output 7 [2021-11-23 01:07:28,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:28,780 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:28,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:28,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:28,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:28,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:29,002 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:29,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:29,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:29,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:29,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 238 states and 337 transitions. [2021-11-23 01:07:29,353 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 337 transitions. [2021-11-23 01:07:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:29,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:29,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:29,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:29,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:29,627 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 8 [2021-11-23 01:07:29,642 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 11 treesize of output 7 [2021-11-23 01:07:29,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:29,658 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:29,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:29,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:29,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:29,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:29,924 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:29,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:30,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:30,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:30,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 239 states and 338 transitions. [2021-11-23 01:07:30,270 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 338 transitions. [2021-11-23 01:07:30,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:30,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:30,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:30,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:30,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:30,473 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 8 [2021-11-23 01:07:30,485 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 11 treesize of output 7 [2021-11-23 01:07:30,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:30,503 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:30,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:30,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:30,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:30,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:30,808 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:30,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:31,122 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 240 states and 339 transitions. [2021-11-23 01:07:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 339 transitions. [2021-11-23 01:07:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:31,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:31,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:31,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:31,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:31,330 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 8 [2021-11-23 01:07:31,341 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 11 treesize of output 7 [2021-11-23 01:07:31,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:31,356 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:31,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:07:31,443 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:07:31,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:07:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:32,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 241 states and 340 transitions. [2021-11-23 01:07:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 340 transitions. [2021-11-23 01:07:32,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:32,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:32,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:07:32,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:32,307 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 8 [2021-11-23 01:07:32,316 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 11 treesize of output 7 [2021-11-23 01:07:32,337 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:07:32,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:32,888 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:07:32,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:07:33,308 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:07:33,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:07:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:33,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:33,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 242 states and 341 transitions. [2021-11-23 01:07:33,973 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 341 transitions. [2021-11-23 01:07:33,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:33,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:33,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:34,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:34,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:34,187 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 8 [2021-11-23 01:07:34,202 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 11 treesize of output 7 [2021-11-23 01:07:34,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:34,220 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:34,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:34,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:34,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:34,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:34,512 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:34,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:35,707 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:35,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:35,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 243 states and 342 transitions. [2021-11-23 01:07:35,721 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 342 transitions. [2021-11-23 01:07:35,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:35,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:35,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:35,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:35,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:35,933 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 8 [2021-11-23 01:07:35,946 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 11 treesize of output 7 [2021-11-23 01:07:35,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:35,966 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:36,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:36,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:36,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:36,368 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:36,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:36,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:36,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:36,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 244 states and 343 transitions. [2021-11-23 01:07:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 343 transitions. [2021-11-23 01:07:36,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:36,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:36,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:36,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:36,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:36,910 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 8 [2021-11-23 01:07:36,921 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 11 treesize of output 7 [2021-11-23 01:07:36,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:36,943 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:37,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:37,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:07:37,343 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:07:37,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:07:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 245 states and 344 transitions. [2021-11-23 01:07:37,883 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 344 transitions. [2021-11-23 01:07:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:37,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:37,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:38,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:38,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:38,176 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 8 [2021-11-23 01:07:38,186 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 11 treesize of output 7 [2021-11-23 01:07:38,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:38,205 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:38,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:38,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:38,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:38,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:38,637 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:38,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:38,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:38,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 246 states and 345 transitions. [2021-11-23 01:07:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 345 transitions. [2021-11-23 01:07:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:38,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:38,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:39,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:39,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:39,169 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 8 [2021-11-23 01:07:39,185 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 11 treesize of output 7 [2021-11-23 01:07:39,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:39,196 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:39,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:39,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:39,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:39,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:39,471 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:39,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:39,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 247 states and 346 transitions. [2021-11-23 01:07:39,584 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 346 transitions. [2021-11-23 01:07:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:39,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:39,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:39,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:39,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:39,780 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 8 [2021-11-23 01:07:39,795 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 11 treesize of output 7 [2021-11-23 01:07:39,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:39,810 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:40,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:40,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:40,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:40,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:40,103 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:40,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 248 states and 347 transitions. [2021-11-23 01:07:40,511 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 347 transitions. [2021-11-23 01:07:40,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:40,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:40,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:40,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:40,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:40,789 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 8 [2021-11-23 01:07:40,804 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 11 treesize of output 7 [2021-11-23 01:07:40,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:40,819 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:41,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:41,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:41,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:41,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:41,246 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:41,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:41,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 249 states and 348 transitions. [2021-11-23 01:07:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 348 transitions. [2021-11-23 01:07:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:41,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:41,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:41,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:41,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:41,805 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 8 [2021-11-23 01:07:41,825 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 11 treesize of output 7 [2021-11-23 01:07:41,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:41,842 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:41,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:41,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:41,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:41,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:41,911 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:41,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:42,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:42,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:42,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 250 states and 349 transitions. [2021-11-23 01:07:42,285 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 349 transitions. [2021-11-23 01:07:42,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:42,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:42,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:42,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:42,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:42,504 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 8 [2021-11-23 01:07:42,517 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 11 treesize of output 7 [2021-11-23 01:07:42,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:42,534 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:42,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:42,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:42,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:42,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:42,612 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:42,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:42,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:42,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 251 states and 350 transitions. [2021-11-23 01:07:42,983 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 350 transitions. [2021-11-23 01:07:42,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:42,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:42,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:43,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:43,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:43,154 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 8 [2021-11-23 01:07:43,166 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 11 treesize of output 7 [2021-11-23 01:07:43,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:43,183 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:43,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:43,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-11-23 01:07:43,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:43,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:43,462 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:43,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:43,571 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:43,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 252 states and 351 transitions. [2021-11-23 01:07:43,586 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 351 transitions. [2021-11-23 01:07:43,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:43,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:43,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:43,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:43,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:43,811 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 8 [2021-11-23 01:07:43,825 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 11 treesize of output 7 [2021-11-23 01:07:43,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:43,843 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:44,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:44,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:44,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:44,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:44,105 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:44,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:44,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:44,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:44,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-23 01:07:44,401 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-23 01:07:44,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:44,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:44,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:44,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:44,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:44,553 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 8 [2021-11-23 01:07:44,578 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 11 treesize of output 7 [2021-11-23 01:07:44,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:44,598 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:44,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:44,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:44,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:44,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:44,838 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:44,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:45,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:45,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 254 states and 353 transitions. [2021-11-23 01:07:45,134 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 353 transitions. [2021-11-23 01:07:45,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:45,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:45,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:45,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:45,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:45,310 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 8 [2021-11-23 01:07:45,326 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 11 treesize of output 7 [2021-11-23 01:07:45,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:45,338 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:45,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:07:45,725 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:07:45,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:07:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:46,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:46,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 255 states and 354 transitions. [2021-11-23 01:07:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 354 transitions. [2021-11-23 01:07:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:46,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:46,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:46,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:46,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:46,549 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 8 [2021-11-23 01:07:46,563 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 11 treesize of output 7 [2021-11-23 01:07:46,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:46,582 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:46,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:46,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:47,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:47,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:47,055 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:47,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:47,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:47,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-23 01:07:47,417 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-23 01:07:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:47,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:47,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:47,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:47,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:47,629 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 8 [2021-11-23 01:07:47,640 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 11 treesize of output 7 [2021-11-23 01:07:47,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:47,656 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:47,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:47,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:07:47,734 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:07:47,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:07:48,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:48,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:48,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 257 states and 356 transitions. [2021-11-23 01:07:48,335 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 356 transitions. [2021-11-23 01:07:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:48,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:48,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:48,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:48,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:48,577 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 8 [2021-11-23 01:07:48,593 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 11 treesize of output 7 [2021-11-23 01:07:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:48,605 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:48,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:48,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:48,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:48,862 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:48,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:50,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 258 states and 357 transitions. [2021-11-23 01:07:50,139 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 357 transitions. [2021-11-23 01:07:50,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:50,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:50,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:50,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:50,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:50,364 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 8 [2021-11-23 01:07:50,381 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 11 treesize of output 7 [2021-11-23 01:07:50,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:50,393 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:50,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:50,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:50,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:50,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:50,903 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:50,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:51,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:51,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 259 states and 358 transitions. [2021-11-23 01:07:51,016 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 358 transitions. [2021-11-23 01:07:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:51,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:51,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:51,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:51,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:51,254 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 8 [2021-11-23 01:07:51,266 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 11 treesize of output 7 [2021-11-23 01:07:51,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:51,284 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:51,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:51,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:51,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:51,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:51,562 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:51,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:51,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 260 states and 359 transitions. [2021-11-23 01:07:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 359 transitions. [2021-11-23 01:07:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:51,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:51,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:52,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:52,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:52,113 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 8 [2021-11-23 01:07:52,127 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 11 treesize of output 7 [2021-11-23 01:07:52,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:52,143 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:52,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:52,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:52,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:52,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:52,410 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:52,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:52,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 261 states and 360 transitions. [2021-11-23 01:07:52,808 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 360 transitions. [2021-11-23 01:07:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:52,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:52,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:53,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:53,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:53,037 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 8 [2021-11-23 01:07:53,057 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 11 treesize of output 7 [2021-11-23 01:07:53,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:53,076 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:53,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:53,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:53,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:53,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:53,547 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:53,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 262 states and 361 transitions. [2021-11-23 01:07:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 361 transitions. [2021-11-23 01:07:54,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:54,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:54,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:55,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:55,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:55,127 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 8 [2021-11-23 01:07:55,142 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 11 treesize of output 7 [2021-11-23 01:07:55,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:55,161 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:55,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:55,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:55,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:55,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:55,652 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:55,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:55,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:56,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 263 states and 362 transitions. [2021-11-23 01:07:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 362 transitions. [2021-11-23 01:07:56,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:56,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:56,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:56,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:56,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:56,260 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 8 [2021-11-23 01:07:56,278 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 11 treesize of output 7 [2021-11-23 01:07:56,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:56,290 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:56,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:56,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:56,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:56,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:56,550 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:56,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:56,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:56,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 264 states and 363 transitions. [2021-11-23 01:07:56,949 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 363 transitions. [2021-11-23 01:07:56,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:56,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:56,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:57,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:57,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:57,191 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 8 [2021-11-23 01:07:57,212 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 11 treesize of output 7 [2021-11-23 01:07:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:57,228 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:57,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:57,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:57,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:57,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:57,463 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:57,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:07:58,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:58,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:58,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 265 states and 364 transitions. [2021-11-23 01:07:58,578 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 364 transitions. [2021-11-23 01:07:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:58,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:58,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:58,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:58,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:58,838 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 8 [2021-11-23 01:07:58,852 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 11 treesize of output 7 [2021-11-23 01:07:58,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:58,870 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:59,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:59,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:07:59,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:59,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:59,306 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:07:59,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:00,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 266 states and 365 transitions. [2021-11-23 01:08:00,473 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 365 transitions. [2021-11-23 01:08:00,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:00,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:00,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:00,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:00,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:00,745 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 8 [2021-11-23 01:08:00,759 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 11 treesize of output 7 [2021-11-23 01:08:00,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:00,769 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:01,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:01,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:01,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:01,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:01,089 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:01,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:01,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:01,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 267 states and 366 transitions. [2021-11-23 01:08:01,375 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 366 transitions. [2021-11-23 01:08:01,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:01,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:01,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:01,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:01,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:01,573 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 8 [2021-11-23 01:08:01,588 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 11 treesize of output 7 [2021-11-23 01:08:01,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:01,603 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:01,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:01,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:02,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:02,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:02,054 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:02,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:02,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:02,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:02,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 268 states and 367 transitions. [2021-11-23 01:08:02,444 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 367 transitions. [2021-11-23 01:08:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:02,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:02,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:02,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:02,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:02,700 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 8 [2021-11-23 01:08:02,719 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 11 treesize of output 7 [2021-11-23 01:08:02,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:02,741 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:03,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:03,021 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:03,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:03,030 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:03,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:03,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:03,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 269 states and 368 transitions. [2021-11-23 01:08:03,327 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 368 transitions. [2021-11-23 01:08:03,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:03,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:03,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:03,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:03,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:03,587 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 8 [2021-11-23 01:08:03,607 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 11 treesize of output 7 [2021-11-23 01:08:03,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:03,619 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:03,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:03,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:04,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:04,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:04,049 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:04,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:04,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:04,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 270 states and 369 transitions. [2021-11-23 01:08:04,401 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 369 transitions. [2021-11-23 01:08:04,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:04,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:04,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:04,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:04,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:04,547 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 8 [2021-11-23 01:08:04,561 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 11 treesize of output 7 [2021-11-23 01:08:04,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:04,579 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:04,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:04,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:04,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:04,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:04,973 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:04,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:05,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:05,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 271 states and 370 transitions. [2021-11-23 01:08:05,376 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 370 transitions. [2021-11-23 01:08:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:05,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:05,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:05,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:05,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:05,577 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 8 [2021-11-23 01:08:05,592 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 11 treesize of output 7 [2021-11-23 01:08:05,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:05,611 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:05,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:05,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:05,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:05,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:05,950 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:05,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:06,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:06,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:06,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 272 states and 371 transitions. [2021-11-23 01:08:06,339 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 371 transitions. [2021-11-23 01:08:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:06,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:06,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:06,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:06,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:06,590 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 8 [2021-11-23 01:08:06,608 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 11 treesize of output 7 [2021-11-23 01:08:06,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:06,624 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:06,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:06,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-11-23 01:08:07,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:07,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:07,159 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:07,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:07,519 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:07,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 273 states and 372 transitions. [2021-11-23 01:08:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 372 transitions. [2021-11-23 01:08:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:07,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:07,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:07,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:07,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:07,767 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 8 [2021-11-23 01:08:07,788 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 11 treesize of output 7 [2021-11-23 01:08:07,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:07,815 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:07,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:07,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:08,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:08,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:08,124 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:08,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:08,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 274 states and 373 transitions. [2021-11-23 01:08:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 373 transitions. [2021-11-23 01:08:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:08,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:08,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:09,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:09,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:09,109 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 8 [2021-11-23 01:08:09,125 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 11 treesize of output 7 [2021-11-23 01:08:09,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:09,144 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:09,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:09,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:09,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:09,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:09,661 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:09,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:11,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 275 states and 374 transitions. [2021-11-23 01:08:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 374 transitions. [2021-11-23 01:08:11,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:11,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:11,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:11,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:11,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:11,354 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 8 [2021-11-23 01:08:11,372 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 11 treesize of output 7 [2021-11-23 01:08:11,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:11,385 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:11,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:11,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:11,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:11,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:11,927 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:11,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:12,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:12,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 276 states and 375 transitions. [2021-11-23 01:08:12,233 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 375 transitions. [2021-11-23 01:08:12,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:12,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:12,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:12,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:08:12,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:12,491 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 8 [2021-11-23 01:08:12,502 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 11 treesize of output 7 [2021-11-23 01:08:12,518 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:08:12,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:13,086 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:08:13,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:08:13,151 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:08:13,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:08:14,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:14,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:14,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 277 states and 376 transitions. [2021-11-23 01:08:14,178 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 376 transitions. [2021-11-23 01:08:14,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:14,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:14,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:14,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:14,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:14,383 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 8 [2021-11-23 01:08:14,403 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 11 treesize of output 7 [2021-11-23 01:08:14,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:14,416 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:14,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:14,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:14,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:14,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:14,641 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:14,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:14,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:14,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:14,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 278 states and 377 transitions. [2021-11-23 01:08:14,919 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 377 transitions. [2021-11-23 01:08:14,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:14,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:14,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:15,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:15,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:15,118 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 8 [2021-11-23 01:08:15,139 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 11 treesize of output 7 [2021-11-23 01:08:15,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:15,152 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:15,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:15,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:15,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:15,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:15,580 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:15,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:15,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 279 states and 378 transitions. [2021-11-23 01:08:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 378 transitions. [2021-11-23 01:08:15,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:15,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:15,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:16,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:16,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:16,060 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 8 [2021-11-23 01:08:16,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:08:16,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:16,088 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:16,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:16,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:16,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:16,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:16,160 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:16,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:16,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 280 states and 379 transitions. [2021-11-23 01:08:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 379 transitions. [2021-11-23 01:08:16,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:16,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:16,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:16,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:08:16,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:16,708 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 8 [2021-11-23 01:08:16,719 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 11 treesize of output 7 [2021-11-23 01:08:16,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:16,734 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:16,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:16,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:08:16,807 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:08:16,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:08:17,381 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:17,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:17,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 281 states and 380 transitions. [2021-11-23 01:08:17,398 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 380 transitions. [2021-11-23 01:08:17,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:17,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:17,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:17,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:08:17,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:17,633 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 8 [2021-11-23 01:08:17,644 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 11 treesize of output 7 [2021-11-23 01:08:17,663 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:08:17,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:18,251 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:08:18,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:08:18,758 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:08:18,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:08:19,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:19,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 282 states and 381 transitions. [2021-11-23 01:08:19,520 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 381 transitions. [2021-11-23 01:08:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:19,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:19,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:19,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:19,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:19,775 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 8 [2021-11-23 01:08:19,795 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 11 treesize of output 7 [2021-11-23 01:08:19,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:19,809 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:19,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:19,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:20,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:20,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:20,113 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:20,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:20,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 283 states and 382 transitions. [2021-11-23 01:08:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 382 transitions. [2021-11-23 01:08:20,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:20,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:20,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:20,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:20,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:20,643 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 8 [2021-11-23 01:08:20,658 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 11 treesize of output 7 [2021-11-23 01:08:20,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:20,676 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:20,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:20,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:20,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:20,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:20,952 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:20,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:21,248 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:21,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 284 states and 383 transitions. [2021-11-23 01:08:21,261 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 383 transitions. [2021-11-23 01:08:21,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:21,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:21,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:21,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:21,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:21,498 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 8 [2021-11-23 01:08:21,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:08:21,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:21,531 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:21,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:21,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:21,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:21,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:21,602 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:21,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 285 states and 384 transitions. [2021-11-23 01:08:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 384 transitions. [2021-11-23 01:08:22,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:22,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:22,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:22,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:22,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:22,322 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 8 [2021-11-23 01:08:22,335 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 11 treesize of output 7 [2021-11-23 01:08:22,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:22,352 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:22,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:22,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:22,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:22,424 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:22,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:23,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:23,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:23,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 286 states and 385 transitions. [2021-11-23 01:08:23,609 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 385 transitions. [2021-11-23 01:08:23,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:23,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:23,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:23,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:23,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:23,761 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 8 [2021-11-23 01:08:23,779 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 11 treesize of output 7 [2021-11-23 01:08:23,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:23,792 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:23,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:23,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:24,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:24,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:24,060 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:24,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:25,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:25,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:25,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 287 states and 386 transitions. [2021-11-23 01:08:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 386 transitions. [2021-11-23 01:08:25,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:25,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:25,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:25,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:25,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:25,398 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 8 [2021-11-23 01:08:25,411 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 11 treesize of output 7 [2021-11-23 01:08:25,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:25,428 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:25,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:25,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:25,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:25,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:25,699 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:25,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:26,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:26,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 288 states and 387 transitions. [2021-11-23 01:08:26,104 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 387 transitions. [2021-11-23 01:08:26,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:26,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:26,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:26,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:08:26,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:26,340 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 8 [2021-11-23 01:08:26,348 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 11 treesize of output 7 [2021-11-23 01:08:26,369 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:08:26,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:26,934 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:08:26,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:08:27,008 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:08:27,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:08:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:28,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 289 states and 388 transitions. [2021-11-23 01:08:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 388 transitions. [2021-11-23 01:08:28,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:28,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:28,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:28,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:28,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:28,342 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 8 [2021-11-23 01:08:28,361 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 11 treesize of output 7 [2021-11-23 01:08:28,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:28,382 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:28,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:28,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:28,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:28,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:28,936 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:28,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:29,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:29,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-23 01:08:29,055 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-23 01:08:29,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:29,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:29,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:29,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:08:29,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:29,294 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 8 [2021-11-23 01:08:29,309 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 11 treesize of output 7 [2021-11-23 01:08:29,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:29,321 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:29,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:29,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:08:29,394 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:08:29,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:08:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:30,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 291 states and 390 transitions. [2021-11-23 01:08:30,028 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 390 transitions. [2021-11-23 01:08:30,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:30,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:30,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:30,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:30,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:30,258 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 8 [2021-11-23 01:08:30,273 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 11 treesize of output 7 [2021-11-23 01:08:30,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:30,285 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:30,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:30,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:30,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:30,349 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:30,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:30,452 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 292 states and 391 transitions. [2021-11-23 01:08:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 391 transitions. [2021-11-23 01:08:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:30,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:30,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:30,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:30,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:30,743 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 8 [2021-11-23 01:08:30,757 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 11 treesize of output 7 [2021-11-23 01:08:30,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:30,776 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:31,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:31,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:31,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:31,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:31,367 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:31,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:31,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:31,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 293 states and 392 transitions. [2021-11-23 01:08:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 392 transitions. [2021-11-23 01:08:31,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:31,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:31,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:31,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:08:31,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:31,981 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 8 [2021-11-23 01:08:31,994 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 11 treesize of output 7 [2021-11-23 01:08:32,012 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:08:32,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:32,614 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:08:32,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:08:33,140 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:08:33,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:08:33,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:33,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:33,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 294 states and 393 transitions. [2021-11-23 01:08:33,429 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 393 transitions. [2021-11-23 01:08:33,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:33,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:33,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:33,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:33,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:33,629 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 8 [2021-11-23 01:08:33,643 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 11 treesize of output 7 [2021-11-23 01:08:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:33,656 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:33,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:33,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:34,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:34,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:34,094 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:34,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:35,285 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 295 states and 394 transitions. [2021-11-23 01:08:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 394 transitions. [2021-11-23 01:08:35,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:35,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:35,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:35,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:35,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:35,559 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 8 [2021-11-23 01:08:35,575 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 11 treesize of output 7 [2021-11-23 01:08:35,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:35,587 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:35,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:35,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:35,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:35,939 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:35,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:36,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:36,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:36,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 296 states and 395 transitions. [2021-11-23 01:08:36,070 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 395 transitions. [2021-11-23 01:08:36,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:36,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:36,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:36,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:36,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:36,325 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 8 [2021-11-23 01:08:36,337 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 11 treesize of output 7 [2021-11-23 01:08:36,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:36,354 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:36,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:36,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:36,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:36,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:36,807 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:36,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:37,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 297 states and 396 transitions. [2021-11-23 01:08:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 396 transitions. [2021-11-23 01:08:38,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:38,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:38,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:38,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:08:38,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:38,234 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 8 [2021-11-23 01:08:38,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:08:38,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:38,260 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:38,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:38,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:08:38,330 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:08:38,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:08:38,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 298 states and 397 transitions. [2021-11-23 01:08:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 397 transitions. [2021-11-23 01:08:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:38,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:38,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:38,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:38,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:38,971 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 8 [2021-11-23 01:08:38,985 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 11 treesize of output 7 [2021-11-23 01:08:39,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:39,000 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:39,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:39,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:39,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:39,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:39,267 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:39,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:39,368 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:39,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:39,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 299 states and 398 transitions. [2021-11-23 01:08:39,383 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 398 transitions. [2021-11-23 01:08:39,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:39,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:39,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:39,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:39,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:39,578 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 8 [2021-11-23 01:08:39,596 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 11 treesize of output 7 [2021-11-23 01:08:39,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:39,612 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:39,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:39,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:39,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:39,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:39,813 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:39,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:40,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 300 states and 399 transitions. [2021-11-23 01:08:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 399 transitions. [2021-11-23 01:08:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:40,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:40,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:40,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:08:40,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:40,421 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 8 [2021-11-23 01:08:40,432 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 11 treesize of output 7 [2021-11-23 01:08:40,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:40,448 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:40,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:40,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:08:40,521 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:08:40,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:08:41,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:41,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:41,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 301 states and 400 transitions. [2021-11-23 01:08:41,129 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 400 transitions. [2021-11-23 01:08:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:41,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:41,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:41,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:41,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:41,355 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 8 [2021-11-23 01:08:41,368 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 11 treesize of output 7 [2021-11-23 01:08:41,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:41,383 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:41,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:41,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:41,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:41,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:41,654 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:41,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 302 states and 401 transitions. [2021-11-23 01:08:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 401 transitions. [2021-11-23 01:08:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:41,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:41,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:42,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:42,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:42,209 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 8 [2021-11-23 01:08:42,219 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 11 treesize of output 7 [2021-11-23 01:08:42,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:42,235 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:42,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:42,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:42,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:42,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:42,486 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:42,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:42,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:42,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:42,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 303 states and 402 transitions. [2021-11-23 01:08:42,602 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 402 transitions. [2021-11-23 01:08:42,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:42,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:42,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:42,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:42,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:42,840 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 8 [2021-11-23 01:08:42,858 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 11 treesize of output 7 [2021-11-23 01:08:42,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:42,870 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:43,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:43,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:43,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:43,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:43,228 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:43,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:43,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:43,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:43,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 304 states and 403 transitions. [2021-11-23 01:08:43,575 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 403 transitions. [2021-11-23 01:08:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:43,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:43,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:43,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:43,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:43,760 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 8 [2021-11-23 01:08:43,775 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 11 treesize of output 7 [2021-11-23 01:08:43,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:43,784 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:44,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:44,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:44,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:44,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:44,073 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:44,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:44,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:44,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 305 states and 404 transitions. [2021-11-23 01:08:44,456 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 404 transitions. [2021-11-23 01:08:44,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:44,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:44,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:44,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:44,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:44,689 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 8 [2021-11-23 01:08:44,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:08:44,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:44,720 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:45,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:45,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:45,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:45,302 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:45,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:45,701 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 306 states and 405 transitions. [2021-11-23 01:08:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 405 transitions. [2021-11-23 01:08:45,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:45,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:45,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:45,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:45,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:45,899 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 8 [2021-11-23 01:08:45,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:08:45,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:45,930 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:46,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:46,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:46,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:46,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:46,449 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:46,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 307 states and 406 transitions. [2021-11-23 01:08:46,744 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 406 transitions. [2021-11-23 01:08:46,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:46,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:46,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:46,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:46,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:46,904 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 8 [2021-11-23 01:08:46,920 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 11 treesize of output 7 [2021-11-23 01:08:46,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:46,935 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:47,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:47,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:47,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:47,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:47,519 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:47,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:47,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:47,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 308 states and 407 transitions. [2021-11-23 01:08:47,670 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 407 transitions. [2021-11-23 01:08:47,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:47,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:47,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:47,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:08:47,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:47,918 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 8 [2021-11-23 01:08:47,936 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 11 treesize of output 7 [2021-11-23 01:08:47,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:47,954 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:47,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:47,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:08:48,044 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:08:48,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:08:48,580 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:48,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:48,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 309 states and 408 transitions. [2021-11-23 01:08:48,603 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 408 transitions. [2021-11-23 01:08:48,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:48,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:48,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:48,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:48,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:48,852 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 8 [2021-11-23 01:08:48,865 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 11 treesize of output 7 [2021-11-23 01:08:48,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:48,886 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:49,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:49,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:49,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:49,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:49,195 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:49,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:49,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 310 states and 409 transitions. [2021-11-23 01:08:49,303 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 409 transitions. [2021-11-23 01:08:49,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:49,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:49,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:49,621 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 8 [2021-11-23 01:08:49,636 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 11 treesize of output 7 [2021-11-23 01:08:49,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:49,652 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:49,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:49,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:50,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:50,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:50,161 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:50,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:50,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:50,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 311 states and 410 transitions. [2021-11-23 01:08:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 410 transitions. [2021-11-23 01:08:50,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:50,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:50,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,712 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 8 [2021-11-23 01:08:50,733 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 11 treesize of output 7 [2021-11-23 01:08:50,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:50,756 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:50,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:50,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:51,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:51,040 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:51,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:51,377 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:51,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 312 states and 411 transitions. [2021-11-23 01:08:51,390 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 411 transitions. [2021-11-23 01:08:51,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:51,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,593 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 8 [2021-11-23 01:08:51,611 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 11 treesize of output 7 [2021-11-23 01:08:51,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:51,625 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:51,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:51,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:51,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:51,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:51,893 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:51,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:52,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:52,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:52,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 313 states and 412 transitions. [2021-11-23 01:08:52,285 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 412 transitions. [2021-11-23 01:08:52,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:52,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:52,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:52,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:52,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:52,468 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 8 [2021-11-23 01:08:52,481 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 11 treesize of output 7 [2021-11-23 01:08:52,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:52,498 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:52,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:52,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:52,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:52,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:52,732 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:52,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:53,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 314 states and 413 transitions. [2021-11-23 01:08:53,096 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 413 transitions. [2021-11-23 01:08:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:53,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:53,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:53,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:53,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:53,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:53,333 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 8 [2021-11-23 01:08:53,351 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 11 treesize of output 7 [2021-11-23 01:08:53,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:53,362 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:53,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:53,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:53,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:53,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:53,808 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:53,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 315 states and 414 transitions. [2021-11-23 01:08:54,155 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 414 transitions. [2021-11-23 01:08:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:54,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,384 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 8 [2021-11-23 01:08:54,403 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 11 treesize of output 7 [2021-11-23 01:08:54,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:54,415 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:54,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:54,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:54,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:54,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:54,741 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:54,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:55,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 316 states and 415 transitions. [2021-11-23 01:08:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 415 transitions. [2021-11-23 01:08:55,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:55,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:55,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,098 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 8 [2021-11-23 01:08:56,112 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 11 treesize of output 7 [2021-11-23 01:08:56,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:56,140 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:56,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:56,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:56,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:56,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:56,401 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:56,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:08:56,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:56,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 317 states and 416 transitions. [2021-11-23 01:08:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 416 transitions. [2021-11-23 01:08:56,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:56,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:56,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:56,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:56,912 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 8 [2021-11-23 01:08:56,930 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 11 treesize of output 7 [2021-11-23 01:08:56,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:56,941 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:56,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:56,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:08:57,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:57,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:57,210 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:08:57,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-23 01:09:32,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,581 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 8 [2021-11-23 01:09:32,591 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 11 treesize of output 7 [2021-11-23 01:09:32,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:32,609 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:32,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:32,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:32,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:32,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:32,942 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:32,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:33,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-23 01:09:33,268 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-23 01:09:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:33,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,517 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 8 [2021-11-23 01:09:33,528 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 11 treesize of output 7 [2021-11-23 01:09:33,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:33,546 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:33,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:33,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:34,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:34,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:34,078 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:34,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:34,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 351 states and 450 transitions. [2021-11-23 01:09:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 450 transitions. [2021-11-23 01:09:34,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:34,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,680 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 8 [2021-11-23 01:09:34,691 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 11 treesize of output 7 [2021-11-23 01:09:34,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:34,707 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:34,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:34,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:09:34,779 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:09:34,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:09:35,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:35,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 352 states and 451 transitions. [2021-11-23 01:09:35,462 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 451 transitions. [2021-11-23 01:09:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:35,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,757 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 8 [2021-11-23 01:09:35,772 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 11 treesize of output 7 [2021-11-23 01:09:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:35,786 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:35,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:35,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:36,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:36,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:36,115 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:36,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:36,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 353 states and 452 transitions. [2021-11-23 01:09:36,241 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 452 transitions. [2021-11-23 01:09:36,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:36,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,525 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 8 [2021-11-23 01:09:36,538 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 11 treesize of output 7 [2021-11-23 01:09:36,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:36,555 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:36,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:36,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:37,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:37,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:37,162 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:37,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:37,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:37,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 354 states and 453 transitions. [2021-11-23 01:09:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 453 transitions. [2021-11-23 01:09:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:37,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,003 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 8 [2021-11-23 01:09:38,012 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 11 treesize of output 7 [2021-11-23 01:09:38,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:38,024 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:38,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:38,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:09:38,103 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:09:38,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:09:38,655 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 355 states and 454 transitions. [2021-11-23 01:09:38,675 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 454 transitions. [2021-11-23 01:09:38,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:38,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,881 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 8 [2021-11-23 01:09:38,894 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 11 treesize of output 7 [2021-11-23 01:09:38,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:38,912 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:39,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:39,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:39,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:39,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:39,452 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:39,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:39,557 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:39,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 356 states and 455 transitions. [2021-11-23 01:09:39,570 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 455 transitions. [2021-11-23 01:09:39,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:39,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,885 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 8 [2021-11-23 01:09:39,902 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 11 treesize of output 7 [2021-11-23 01:09:39,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:39,915 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:40,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:40,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:40,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:40,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:40,411 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:40,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:40,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:40,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 357 states and 456 transitions. [2021-11-23 01:09:40,762 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 456 transitions. [2021-11-23 01:09:40,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:40,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,011 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 8 [2021-11-23 01:09:41,025 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 11 treesize of output 7 [2021-11-23 01:09:41,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:41,044 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:41,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:41,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:41,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:41,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:41,114 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:41,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:41,224 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:41,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 358 states and 457 transitions. [2021-11-23 01:09:41,240 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 457 transitions. [2021-11-23 01:09:41,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:41,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,531 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 8 [2021-11-23 01:09:41,546 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 11 treesize of output 7 [2021-11-23 01:09:41,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:41,564 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:41,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:41,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:42,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:42,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:42,095 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:42,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 359 states and 458 transitions. [2021-11-23 01:09:42,548 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 458 transitions. [2021-11-23 01:09:42,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:42,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,759 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 8 [2021-11-23 01:09:42,771 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 11 treesize of output 7 [2021-11-23 01:09:42,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:42,784 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:42,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:42,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:42,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:42,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:42,861 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:42,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:43,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 360 states and 459 transitions. [2021-11-23 01:09:43,184 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 459 transitions. [2021-11-23 01:09:43,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:43,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,459 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 8 [2021-11-23 01:09:43,474 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 11 treesize of output 7 [2021-11-23 01:09:43,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:43,490 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:43,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:43,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:43,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:43,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:43,778 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:43,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:44,093 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 361 states and 460 transitions. [2021-11-23 01:09:44,109 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 460 transitions. [2021-11-23 01:09:44,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:44,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,321 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 8 [2021-11-23 01:09:44,334 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 11 treesize of output 7 [2021-11-23 01:09:44,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:44,354 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:44,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:44,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:44,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:44,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:44,975 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:44,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:45,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:45,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 362 states and 461 transitions. [2021-11-23 01:09:45,309 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 461 transitions. [2021-11-23 01:09:45,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:45,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,564 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 8 [2021-11-23 01:09:45,577 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 11 treesize of output 7 [2021-11-23 01:09:45,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:45,598 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:45,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:45,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:46,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:46,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:46,136 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:46,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:46,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:46,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 363 states and 462 transitions. [2021-11-23 01:09:46,455 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 462 transitions. [2021-11-23 01:09:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:46,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,741 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 8 [2021-11-23 01:09:46,759 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 11 treesize of output 7 [2021-11-23 01:09:46,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:46,770 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:47,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:47,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:47,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:47,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:47,067 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:47,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:47,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 364 states and 463 transitions. [2021-11-23 01:09:47,462 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 463 transitions. [2021-11-23 01:09:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:47,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,772 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 8 [2021-11-23 01:09:47,783 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 11 treesize of output 7 [2021-11-23 01:09:47,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:47,803 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:47,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:47,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:48,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:48,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:48,128 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:48,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:48,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 365 states and 464 transitions. [2021-11-23 01:09:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 464 transitions. [2021-11-23 01:09:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:48,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,843 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 8 [2021-11-23 01:09:48,858 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 11 treesize of output 7 [2021-11-23 01:09:48,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:48,879 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:49,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:49,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:49,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:49,475 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:49,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:49,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 366 states and 465 transitions. [2021-11-23 01:09:49,769 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 465 transitions. [2021-11-23 01:09:49,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:49,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,994 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 8 [2021-11-23 01:09:50,006 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 11 treesize of output 7 [2021-11-23 01:09:50,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:50,028 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:50,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:50,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:50,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:50,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:50,090 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:50,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 367 states and 466 transitions. [2021-11-23 01:09:50,380 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 466 transitions. [2021-11-23 01:09:50,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:50,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,701 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 8 [2021-11-23 01:09:50,709 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 11 treesize of output 7 [2021-11-23 01:09:50,724 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:09:50,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:51,518 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:09:51,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:09:51,597 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:09:51,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:09:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:51,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 368 states and 467 transitions. [2021-11-23 01:09:51,870 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 467 transitions. [2021-11-23 01:09:51,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:51,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,105 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 8 [2021-11-23 01:09:52,123 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 11 treesize of output 7 [2021-11-23 01:09:52,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:52,136 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:52,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:52,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:52,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:52,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:52,465 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:52,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 369 states and 468 transitions. [2021-11-23 01:09:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 468 transitions. [2021-11-23 01:09:52,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:52,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,910 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 8 [2021-11-23 01:09:52,926 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 11 treesize of output 7 [2021-11-23 01:09:52,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:52,945 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:53,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:53,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:53,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:53,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:53,516 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:53,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:53,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 370 states and 469 transitions. [2021-11-23 01:09:53,637 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 469 transitions. [2021-11-23 01:09:53,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:53,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,836 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 8 [2021-11-23 01:09:53,849 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 11 treesize of output 7 [2021-11-23 01:09:53,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:53,882 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:53,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:53,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:09:53,956 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:09:53,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:09:54,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 371 states and 470 transitions. [2021-11-23 01:09:54,558 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 470 transitions. [2021-11-23 01:09:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:54,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,783 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 8 [2021-11-23 01:09:54,798 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 11 treesize of output 7 [2021-11-23 01:09:54,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:54,820 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:55,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:55,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:55,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:55,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:55,120 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:55,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:55,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 372 states and 471 transitions. [2021-11-23 01:09:55,441 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 471 transitions. [2021-11-23 01:09:55,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:55,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,745 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 8 [2021-11-23 01:09:55,760 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 11 treesize of output 7 [2021-11-23 01:09:55,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:55,778 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:56,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:56,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:56,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:56,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:56,463 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:56,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:56,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:56,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 373 states and 472 transitions. [2021-11-23 01:09:56,947 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 472 transitions. [2021-11-23 01:09:56,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:56,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,258 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 8 [2021-11-23 01:09:57,273 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 11 treesize of output 7 [2021-11-23 01:09:57,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:57,289 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:57,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:57,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:57,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:57,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:57,647 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:57,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:09:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:58,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 374 states and 473 transitions. [2021-11-23 01:09:58,974 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 473 transitions. [2021-11-23 01:09:58,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:58,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,266 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 8 [2021-11-23 01:09:59,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:09:59,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:59,302 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:59,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:59,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:09:59,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:59,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:59,963 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:09:59,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:00,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:00,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 375 states and 474 transitions. [2021-11-23 01:10:00,445 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 474 transitions. [2021-11-23 01:10:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:00,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,675 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 8 [2021-11-23 01:10:00,690 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 11 treesize of output 7 [2021-11-23 01:10:00,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:00,703 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:00,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:00,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:00,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:00,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:01,002 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:01,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:01,473 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 376 states and 475 transitions. [2021-11-23 01:10:01,489 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 475 transitions. [2021-11-23 01:10:01,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:01,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,751 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 8 [2021-11-23 01:10:01,763 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 11 treesize of output 7 [2021-11-23 01:10:01,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:01,780 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:02,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:02,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:02,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:02,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:02,355 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:02,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:02,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 377 states and 476 transitions. [2021-11-23 01:10:02,704 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 476 transitions. [2021-11-23 01:10:02,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:02,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,928 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 8 [2021-11-23 01:10:02,944 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 11 treesize of output 7 [2021-11-23 01:10:02,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:02,960 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:03,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:03,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:03,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:03,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:03,539 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:03,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:03,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 378 states and 477 transitions. [2021-11-23 01:10:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 477 transitions. [2021-11-23 01:10:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:03,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,929 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 8 [2021-11-23 01:10:03,944 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 11 treesize of output 7 [2021-11-23 01:10:03,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:03,964 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:04,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:04,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:04,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:04,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:04,352 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:04,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:04,680 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:04,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 379 states and 478 transitions. [2021-11-23 01:10:04,696 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 478 transitions. [2021-11-23 01:10:04,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:04,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,964 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 8 [2021-11-23 01:10:04,981 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 11 treesize of output 7 [2021-11-23 01:10:04,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:04,993 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:05,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:05,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:05,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:05,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:05,624 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:05,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:06,864 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 380 states and 479 transitions. [2021-11-23 01:10:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 479 transitions. [2021-11-23 01:10:06,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:06,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:07,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,192 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 8 [2021-11-23 01:10:07,207 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 11 treesize of output 7 [2021-11-23 01:10:07,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:07,227 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:07,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:07,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:07,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:07,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:07,762 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:07,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:08,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:08,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 381 states and 480 transitions. [2021-11-23 01:10:08,200 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 480 transitions. [2021-11-23 01:10:08,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:08,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:08,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:08,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:08,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:08,480 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 8 [2021-11-23 01:10:08,492 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 11 treesize of output 7 [2021-11-23 01:10:08,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:08,510 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:08,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:08,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:09,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:09,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:09,160 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:09,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:09,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:09,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 382 states and 481 transitions. [2021-11-23 01:10:09,476 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 481 transitions. [2021-11-23 01:10:09,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:09,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:09,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:09,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:10:09,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:09,812 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 8 [2021-11-23 01:10:09,824 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 11 treesize of output 7 [2021-11-23 01:10:09,843 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:10:09,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:10,495 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:10:10,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:10:10,581 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:10:10,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:10:11,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:11,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 383 states and 482 transitions. [2021-11-23 01:10:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 482 transitions. [2021-11-23 01:10:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:11,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:11,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:11,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:10:11,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:11,976 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 8 [2021-11-23 01:10:11,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:10:12,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:12,002 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:12,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:12,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:10:12,554 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:10:12,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:10:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:13,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 384 states and 483 transitions. [2021-11-23 01:10:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 483 transitions. [2021-11-23 01:10:13,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:13,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:13,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:13,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:13,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:13,617 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 8 [2021-11-23 01:10:13,634 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 11 treesize of output 7 [2021-11-23 01:10:13,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:13,651 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:13,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:13,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:13,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:13,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:13,986 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:13,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:15,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:15,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 385 states and 484 transitions. [2021-11-23 01:10:15,322 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 484 transitions. [2021-11-23 01:10:15,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:15,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:15,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:15,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:15,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:15,635 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 8 [2021-11-23 01:10:15,646 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 11 treesize of output 7 [2021-11-23 01:10:15,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:15,661 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:16,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:16,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:16,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:16,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:16,087 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:16,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:16,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 386 states and 485 transitions. [2021-11-23 01:10:16,203 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 485 transitions. [2021-11-23 01:10:16,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:16,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:16,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:16,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:16,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:16,529 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 8 [2021-11-23 01:10:16,543 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 11 treesize of output 7 [2021-11-23 01:10:16,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:16,561 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:16,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:16,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:16,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:16,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:16,899 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:16,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:17,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:17,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 387 states and 486 transitions. [2021-11-23 01:10:17,333 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 486 transitions. [2021-11-23 01:10:17,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:17,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:17,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:17,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:17,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:17,600 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 8 [2021-11-23 01:10:17,617 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 11 treesize of output 7 [2021-11-23 01:10:17,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:17,628 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:17,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:17,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:18,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:18,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:18,015 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:18,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 388 states and 487 transitions. [2021-11-23 01:10:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 487 transitions. [2021-11-23 01:10:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:18,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:18,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:18,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:10:18,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:18,379 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 8 [2021-11-23 01:10:18,388 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 11 treesize of output 7 [2021-11-23 01:10:18,409 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:10:18,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:19,392 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:10:19,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:10:19,475 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:10:19,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:10:20,491 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:20,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:20,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 389 states and 488 transitions. [2021-11-23 01:10:20,513 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 488 transitions. [2021-11-23 01:10:20,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:20,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:20,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:20,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:20,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:20,834 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 8 [2021-11-23 01:10:20,849 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 11 treesize of output 7 [2021-11-23 01:10:20,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:20,860 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:20,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:20,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:20,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:20,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:20,931 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:20,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:21,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 390 states and 489 transitions. [2021-11-23 01:10:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 489 transitions. [2021-11-23 01:10:21,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:21,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:21,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:21,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:21,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:21,526 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 8 [2021-11-23 01:10:21,538 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 11 treesize of output 7 [2021-11-23 01:10:21,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:21,557 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:21,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:21,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:21,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:21,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:21,809 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:21,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:23,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 391 states and 490 transitions. [2021-11-23 01:10:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 490 transitions. [2021-11-23 01:10:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:23,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:23,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:23,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:23,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:23,308 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 8 [2021-11-23 01:10:23,323 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 11 treesize of output 7 [2021-11-23 01:10:23,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:23,338 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:23,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:23,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:23,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:23,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:23,981 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:23,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:24,450 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:24,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:24,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 392 states and 491 transitions. [2021-11-23 01:10:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 491 transitions. [2021-11-23 01:10:24,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:24,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:24,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:24,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:24,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:24,798 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 8 [2021-11-23 01:10:24,815 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 11 treesize of output 7 [2021-11-23 01:10:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:24,827 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:25,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:25,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:25,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:25,409 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:25,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:25,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:25,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 393 states and 492 transitions. [2021-11-23 01:10:25,522 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 492 transitions. [2021-11-23 01:10:25,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:25,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:25,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:25,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:25,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:25,799 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 8 [2021-11-23 01:10:25,813 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 11 treesize of output 7 [2021-11-23 01:10:25,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:25,830 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:26,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:26,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:26,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:26,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:26,488 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:26,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:26,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:26,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 394 states and 493 transitions. [2021-11-23 01:10:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 493 transitions. [2021-11-23 01:10:26,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:26,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:26,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:26,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:26,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:26,971 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 8 [2021-11-23 01:10:26,983 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 11 treesize of output 7 [2021-11-23 01:10:26,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:26,999 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:27,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:27,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:27,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:27,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:27,696 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:27,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:28,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:28,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:28,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 395 states and 494 transitions. [2021-11-23 01:10:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 494 transitions. [2021-11-23 01:10:28,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:28,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:28,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:28,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:28,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:28,414 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 8 [2021-11-23 01:10:28,427 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 11 treesize of output 7 [2021-11-23 01:10:28,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:28,446 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:28,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:28,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:29,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:29,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:29,199 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:29,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:29,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 396 states and 495 transitions. [2021-11-23 01:10:29,764 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 495 transitions. [2021-11-23 01:10:29,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:29,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:29,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:30,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:30,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:30,043 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 8 [2021-11-23 01:10:30,055 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 11 treesize of output 7 [2021-11-23 01:10:30,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:30,069 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:30,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:30,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:30,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:30,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:30,803 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:30,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:31,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:31,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:31,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 397 states and 496 transitions. [2021-11-23 01:10:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 496 transitions. [2021-11-23 01:10:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:31,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:31,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:31,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:31,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:31,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:31,757 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 8 [2021-11-23 01:10:31,770 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 11 treesize of output 7 [2021-11-23 01:10:31,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:31,784 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:31,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:31,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:32,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:32,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:32,177 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:32,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:32,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:32,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 398 states and 497 transitions. [2021-11-23 01:10:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 497 transitions. [2021-11-23 01:10:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:32,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:32,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:32,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:10:32,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:32,859 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 8 [2021-11-23 01:10:32,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:10:32,887 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:10:32,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:33,878 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:10:33,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:10:34,472 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:10:34,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:10:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:35,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 399 states and 498 transitions. [2021-11-23 01:10:35,844 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 498 transitions. [2021-11-23 01:10:35,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:35,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:35,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:36,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:36,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:36,141 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 8 [2021-11-23 01:10:36,156 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 11 treesize of output 7 [2021-11-23 01:10:36,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:36,170 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:36,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:36,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:36,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:36,631 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:36,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:37,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:37,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:37,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 400 states and 499 transitions. [2021-11-23 01:10:37,120 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 499 transitions. [2021-11-23 01:10:37,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:37,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:37,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:37,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:10:37,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:37,369 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 8 [2021-11-23 01:10:37,384 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 11 treesize of output 7 [2021-11-23 01:10:37,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:37,395 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:37,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:37,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:10:38,007 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:10:38,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:10:38,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 401 states and 500 transitions. [2021-11-23 01:10:38,815 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 500 transitions. [2021-11-23 01:10:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:38,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:38,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:39,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:10:39,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:39,092 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 8 [2021-11-23 01:10:39,105 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 11 treesize of output 7 [2021-11-23 01:10:39,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:39,117 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:39,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:39,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:10:39,721 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:10:39,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:10:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:40,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:40,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 402 states and 501 transitions. [2021-11-23 01:10:40,654 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 501 transitions. [2021-11-23 01:10:40,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:40,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:40,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:40,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:40,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:40,950 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 8 [2021-11-23 01:10:40,963 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 11 treesize of output 7 [2021-11-23 01:10:40,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:40,980 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:41,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:41,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:41,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:41,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:41,346 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:41,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:41,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 403 states and 502 transitions. [2021-11-23 01:10:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 502 transitions. [2021-11-23 01:10:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:41,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:41,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:42,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:42,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:42,100 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 8 [2021-11-23 01:10:42,116 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 11 treesize of output 7 [2021-11-23 01:10:42,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:42,127 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:42,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:42,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:42,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:42,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:42,491 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:42,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:42,973 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:42,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 404 states and 503 transitions. [2021-11-23 01:10:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 503 transitions. [2021-11-23 01:10:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:42,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:42,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:43,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:43,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:43,285 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 8 [2021-11-23 01:10:43,297 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 11 treesize of output 7 [2021-11-23 01:10:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:43,310 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:43,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:43,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:43,374 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:43,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:43,382 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:43,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:43,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:43,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 405 states and 504 transitions. [2021-11-23 01:10:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 504 transitions. [2021-11-23 01:10:43,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:43,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:43,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:44,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:44,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:44,206 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 8 [2021-11-23 01:10:44,223 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 11 treesize of output 7 [2021-11-23 01:10:44,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:44,237 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:44,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:44,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:44,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:44,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:44,551 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:44,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:45,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:45,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 406 states and 505 transitions. [2021-11-23 01:10:45,721 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 505 transitions. [2021-11-23 01:10:45,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:45,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:45,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:46,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:46,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:46,087 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 8 [2021-11-23 01:10:46,098 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 11 treesize of output 7 [2021-11-23 01:10:46,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:46,116 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:46,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:46,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:46,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:46,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:46,497 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:46,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:47,041 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:47,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 407 states and 506 transitions. [2021-11-23 01:10:47,058 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 506 transitions. [2021-11-23 01:10:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:47,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:47,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:47,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:47,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:47,349 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 8 [2021-11-23 01:10:47,364 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 11 treesize of output 7 [2021-11-23 01:10:47,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:47,381 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:47,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:47,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:47,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:47,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:47,675 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:47,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:49,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:49,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 408 states and 507 transitions. [2021-11-23 01:10:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 507 transitions. [2021-11-23 01:10:49,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:49,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:49,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:49,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:49,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:49,271 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 8 [2021-11-23 01:10:49,284 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 11 treesize of output 7 [2021-11-23 01:10:49,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:49,311 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:49,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:49,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:49,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:49,973 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:49,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 409 states and 508 transitions. [2021-11-23 01:10:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 508 transitions. [2021-11-23 01:10:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:50,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:50,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:50,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:50,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:50,717 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 8 [2021-11-23 01:10:50,729 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 11 treesize of output 7 [2021-11-23 01:10:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:50,745 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:50,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:50,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:50,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:50,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:50,819 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:50,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:52,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:52,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:52,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 410 states and 509 transitions. [2021-11-23 01:10:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 509 transitions. [2021-11-23 01:10:52,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:52,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:52,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:52,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:52,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:52,427 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 8 [2021-11-23 01:10:52,438 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 11 treesize of output 7 [2021-11-23 01:10:52,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:52,454 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:52,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:52,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:53,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:53,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:53,194 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:53,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:53,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:53,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:53,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 411 states and 510 transitions. [2021-11-23 01:10:53,319 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 510 transitions. [2021-11-23 01:10:53,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:53,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:53,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:53,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:53,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:53,562 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 8 [2021-11-23 01:10:53,575 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 11 treesize of output 7 [2021-11-23 01:10:53,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:53,589 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:53,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:53,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:53,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:53,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:53,862 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:53,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 412 states and 511 transitions. [2021-11-23 01:10:54,320 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 511 transitions. [2021-11-23 01:10:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:54,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:54,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:54,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:54,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:54,592 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 8 [2021-11-23 01:10:54,608 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 11 treesize of output 7 [2021-11-23 01:10:54,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:54,618 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:54,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:54,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:55,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:55,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:55,187 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:55,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:55,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:55,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 413 states and 512 transitions. [2021-11-23 01:10:55,726 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 512 transitions. [2021-11-23 01:10:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:55,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:55,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:56,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:56,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:56,035 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 8 [2021-11-23 01:10:56,049 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 11 treesize of output 7 [2021-11-23 01:10:56,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:56,065 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:56,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:56,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:56,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:56,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:56,660 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:56,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:56,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 414 states and 513 transitions. [2021-11-23 01:10:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 513 transitions. [2021-11-23 01:10:56,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:56,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:56,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:57,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:57,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:57,302 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 8 [2021-11-23 01:10:57,312 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 11 treesize of output 7 [2021-11-23 01:10:57,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:57,331 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:57,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:57,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:57,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:57,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:57,933 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:57,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:58,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 415 states and 514 transitions. [2021-11-23 01:10:58,372 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 514 transitions. [2021-11-23 01:10:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:58,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:58,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:58,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:58,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:58,703 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 8 [2021-11-23 01:10:58,718 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 11 treesize of output 7 [2021-11-23 01:10:58,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:58,731 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:58,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:58,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:58,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:58,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:58,792 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:58,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:10:59,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:59,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:59,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 416 states and 515 transitions. [2021-11-23 01:10:59,122 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 515 transitions. [2021-11-23 01:10:59,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:10:59,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:59,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:59,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:59,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:59,438 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 8 [2021-11-23 01:10:59,452 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 11 treesize of output 7 [2021-11-23 01:10:59,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:59,469 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:10:59,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:59,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:10:59,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:10:59,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:10:59,838 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:10:59,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:00,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 417 states and 516 transitions. [2021-11-23 01:11:00,274 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 516 transitions. [2021-11-23 01:11:00,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:00,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:00,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:00,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:00,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:00,568 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 8 [2021-11-23 01:11:00,581 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 11 treesize of output 7 [2021-11-23 01:11:00,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:00,606 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:00,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:00,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:01,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:01,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:01,022 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:01,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:01,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:01,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 418 states and 517 transitions. [2021-11-23 01:11:01,328 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 517 transitions. [2021-11-23 01:11:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:01,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:01,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:01,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:01,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:01,574 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 8 [2021-11-23 01:11:01,584 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 11 treesize of output 7 [2021-11-23 01:11:01,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:01,600 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:01,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:01,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:01,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:01,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:01,672 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:01,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:02,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:02,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 419 states and 518 transitions. [2021-11-23 01:11:02,089 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 518 transitions. [2021-11-23 01:11:02,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:02,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:02,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:02,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:02,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:02,379 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 8 [2021-11-23 01:11:02,393 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 11 treesize of output 7 [2021-11-23 01:11:02,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:02,407 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:02,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:02,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:02,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:02,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:02,970 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:02,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:03,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:03,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 420 states and 519 transitions. [2021-11-23 01:11:03,297 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 519 transitions. [2021-11-23 01:11:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:03,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:03,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:03,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:03,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:03,608 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 8 [2021-11-23 01:11:03,626 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 11 treesize of output 7 [2021-11-23 01:11:03,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:03,651 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:04,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:04,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:04,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:04,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:04,386 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:04,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:04,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:04,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 421 states and 520 transitions. [2021-11-23 01:11:04,950 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 520 transitions. [2021-11-23 01:11:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:04,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:04,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:05,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:05,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:05,264 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 8 [2021-11-23 01:11:05,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:11:05,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:05,295 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:05,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:05,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:05,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:05,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:05,703 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:05,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:06,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:06,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:06,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 422 states and 521 transitions. [2021-11-23 01:11:06,119 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 521 transitions. [2021-11-23 01:11:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:06,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:06,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:06,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:06,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:06,378 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 8 [2021-11-23 01:11:06,390 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 11 treesize of output 7 [2021-11-23 01:11:06,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:06,404 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:06,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:06,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:06,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:06,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:06,702 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:06,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:06,803 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:06,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:06,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 423 states and 522 transitions. [2021-11-23 01:11:06,817 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 522 transitions. [2021-11-23 01:11:06,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:06,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:06,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:07,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:11:07,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:07,147 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 8 [2021-11-23 01:11:07,155 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 11 treesize of output 7 [2021-11-23 01:11:07,171 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:11:07,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:07,237 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:11:07,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:11:07,872 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:11:07,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:11:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:09,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:09,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 424 states and 523 transitions. [2021-11-23 01:11:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 523 transitions. [2021-11-23 01:11:09,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:09,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:09,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:09,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:09,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:09,301 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 8 [2021-11-23 01:11:09,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:11:09,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:09,326 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:09,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:09,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:09,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:09,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:09,639 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:09,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:09,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:09,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 425 states and 524 transitions. [2021-11-23 01:11:09,754 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 524 transitions. [2021-11-23 01:11:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:09,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:09,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:10,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:10,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:10,067 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 8 [2021-11-23 01:11:10,081 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 11 treesize of output 7 [2021-11-23 01:11:10,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:10,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:10,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:10,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:10,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:10,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:10,760 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:10,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:11,962 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 426 states and 525 transitions. [2021-11-23 01:11:11,976 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 525 transitions. [2021-11-23 01:11:11,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:11,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:11,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:12,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:12,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:12,301 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 8 [2021-11-23 01:11:12,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:11:12,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:12,327 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:12,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:12,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:12,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:12,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:12,901 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:12,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 427 states and 526 transitions. [2021-11-23 01:11:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 526 transitions. [2021-11-23 01:11:13,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:13,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:13,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:13,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:13,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:13,583 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 8 [2021-11-23 01:11:13,597 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 11 treesize of output 7 [2021-11-23 01:11:13,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:13,613 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:13,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:13,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:13,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:13,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:13,988 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:13,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:14,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:14,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 428 states and 527 transitions. [2021-11-23 01:11:14,462 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 527 transitions. [2021-11-23 01:11:14,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:14,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:14,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:14,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:14,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:14,849 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 8 [2021-11-23 01:11:14,862 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 11 treesize of output 7 [2021-11-23 01:11:14,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:14,878 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:15,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:15,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:15,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:15,476 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:15,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:15,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:15,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:15,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 429 states and 528 transitions. [2021-11-23 01:11:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 528 transitions. [2021-11-23 01:11:15,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:15,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:15,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:16,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:16,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:16,181 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 8 [2021-11-23 01:11:16,203 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 11 treesize of output 7 [2021-11-23 01:11:16,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:16,221 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:16,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:16,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:16,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:16,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:16,689 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:16,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:17,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 430 states and 529 transitions. [2021-11-23 01:11:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 529 transitions. [2021-11-23 01:11:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:17,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:17,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:17,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:17,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:17,432 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 8 [2021-11-23 01:11:17,448 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 11 treesize of output 7 [2021-11-23 01:11:17,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:17,460 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:17,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:17,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:17,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:17,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:17,777 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:17,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:18,211 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:18,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:18,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 431 states and 530 transitions. [2021-11-23 01:11:18,225 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 530 transitions. [2021-11-23 01:11:18,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:18,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:18,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:18,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:18,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:18,558 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 8 [2021-11-23 01:11:18,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:11:18,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:18,583 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:18,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:18,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:18,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:18,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:18,652 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:18,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:19,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:19,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 432 states and 531 transitions. [2021-11-23 01:11:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 531 transitions. [2021-11-23 01:11:19,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:19,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:19,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:19,407 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 8 [2021-11-23 01:11:19,422 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 11 treesize of output 7 [2021-11-23 01:11:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:19,433 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:19,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:19,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:19,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:19,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:19,974 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:19,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:20,241 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:20,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 433 states and 532 transitions. [2021-11-23 01:11:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 532 transitions. [2021-11-23 01:11:20,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:20,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:20,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:20,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:20,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:20,459 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 8 [2021-11-23 01:11:20,472 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 11 treesize of output 7 [2021-11-23 01:11:20,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:20,487 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:20,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:20,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:20,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:20,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:20,961 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:20,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:21,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 434 states and 533 transitions. [2021-11-23 01:11:21,257 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 533 transitions. [2021-11-23 01:11:21,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:21,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:11:21,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:21,495 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 8 [2021-11-23 01:11:21,507 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 11 treesize of output 7 [2021-11-23 01:11:21,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:21,517 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:22,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:22,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:11:22,057 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:11:22,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:11:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 435 states and 534 transitions. [2021-11-23 01:11:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 534 transitions. [2021-11-23 01:11:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:22,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:23,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:23,043 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 8 [2021-11-23 01:11:23,059 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 11 treesize of output 7 [2021-11-23 01:11:23,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:23,068 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:23,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:23,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:23,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:23,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:23,578 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:23,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:24,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 436 states and 535 transitions. [2021-11-23 01:11:24,726 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 535 transitions. [2021-11-23 01:11:24,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:24,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:11:24,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:24,985 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 8 [2021-11-23 01:11:24,995 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 11 treesize of output 7 [2021-11-23 01:11:25,012 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:11:25,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:25,767 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:11:25,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:11:26,142 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:11:26,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:11:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:27,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 437 states and 536 transitions. [2021-11-23 01:11:27,157 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 536 transitions. [2021-11-23 01:11:27,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:27,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:27,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:27,431 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 8 [2021-11-23 01:11:27,442 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 11 treesize of output 7 [2021-11-23 01:11:27,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:27,456 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:27,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:27,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:27,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:27,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:27,526 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:27,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:27,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 438 states and 537 transitions. [2021-11-23 01:11:27,820 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 537 transitions. [2021-11-23 01:11:27,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:27,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:28,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:28,094 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 8 [2021-11-23 01:11:28,108 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 11 treesize of output 7 [2021-11-23 01:11:28,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:28,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:28,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:28,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-11-23 01:11:28,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:28,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:28,454 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:28,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:28,551 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 439 states and 538 transitions. [2021-11-23 01:11:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 538 transitions. [2021-11-23 01:11:28,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:28,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:11:28,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:28,828 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 8 [2021-11-23 01:11:28,841 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 11 treesize of output 7 [2021-11-23 01:11:28,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:28,851 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:28,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:28,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:11:28,921 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:11:28,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:11:29,626 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:29,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:29,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 440 states and 539 transitions. [2021-11-23 01:11:29,644 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 539 transitions. [2021-11-23 01:11:29,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:29,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:29,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:30,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:11:30,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:30,034 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 8 [2021-11-23 01:11:30,046 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 11 treesize of output 7 [2021-11-23 01:11:30,062 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:11:30,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:30,134 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:11:30,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:11:30,745 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:11:30,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:11:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 441 states and 540 transitions. [2021-11-23 01:11:32,093 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 540 transitions. [2021-11-23 01:11:32,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:32,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:32,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:32,443 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 8 [2021-11-23 01:11:32,459 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 11 treesize of output 7 [2021-11-23 01:11:32,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:32,474 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:32,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:32,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:33,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:33,106 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:33,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:33,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:33,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 442 states and 541 transitions. [2021-11-23 01:11:33,695 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 541 transitions. [2021-11-23 01:11:33,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:33,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:11:33,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:33,971 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 8 [2021-11-23 01:11:33,978 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 11 treesize of output 7 [2021-11-23 01:11:33,998 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:11:33,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:34,988 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:11:34,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:11:35,556 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:11:35,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:11:36,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:36,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 443 states and 542 transitions. [2021-11-23 01:11:36,770 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 542 transitions. [2021-11-23 01:11:36,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:36,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:11:37,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:37,146 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 8 [2021-11-23 01:11:37,153 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 11 treesize of output 7 [2021-11-23 01:11:37,173 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:11:37,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:37,252 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:11:37,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:11:37,801 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:11:37,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:11:39,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 444 states and 543 transitions. [2021-11-23 01:11:39,050 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 543 transitions. [2021-11-23 01:11:39,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:39,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:39,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:39,330 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 8 [2021-11-23 01:11:39,346 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 11 treesize of output 7 [2021-11-23 01:11:39,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:39,357 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:39,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:39,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:40,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:40,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:40,074 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:40,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:41,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 445 states and 544 transitions. [2021-11-23 01:11:41,354 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 544 transitions. [2021-11-23 01:11:41,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:41,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:11:41,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:41,717 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 8 [2021-11-23 01:11:41,725 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 11 treesize of output 7 [2021-11-23 01:11:41,745 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:11:41,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:42,757 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:11:42,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:11:43,448 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:11:43,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:11:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:44,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 446 states and 545 transitions. [2021-11-23 01:11:44,880 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 545 transitions. [2021-11-23 01:11:44,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:44,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:45,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:45,163 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 8 [2021-11-23 01:11:45,177 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 11 treesize of output 7 [2021-11-23 01:11:45,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:45,187 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:45,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:45,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:45,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:45,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:45,533 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:45,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:45,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 447 states and 546 transitions. [2021-11-23 01:11:45,870 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 546 transitions. [2021-11-23 01:11:45,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:45,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:46,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:46,305 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 8 [2021-11-23 01:11:46,322 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 11 treesize of output 7 [2021-11-23 01:11:46,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:46,333 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:46,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:46,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:46,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:46,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:46,720 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:46,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:47,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:47,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 448 states and 547 transitions. [2021-11-23 01:11:47,300 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 547 transitions. [2021-11-23 01:11:47,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:47,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:11:47,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:47,577 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 8 [2021-11-23 01:11:47,588 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 11 treesize of output 7 [2021-11-23 01:11:47,606 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:11:47,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:47,685 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:11:47,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:11:48,377 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:11:48,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:11:48,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 449 states and 548 transitions. [2021-11-23 01:11:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 548 transitions. [2021-11-23 01:11:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:48,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:48,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:49,010 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 8 [2021-11-23 01:11:49,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:11:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:49,035 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:49,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:49,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:49,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:49,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:49,497 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:49,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:50,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 450 states and 549 transitions. [2021-11-23 01:11:50,750 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 549 transitions. [2021-11-23 01:11:50,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:50,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:11:51,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:51,048 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 8 [2021-11-23 01:11:51,057 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 11 treesize of output 7 [2021-11-23 01:11:51,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:51,068 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:51,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:51,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:11:51,151 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:11:51,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:11:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:52,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 451 states and 550 transitions. [2021-11-23 01:11:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 550 transitions. [2021-11-23 01:11:52,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:52,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:52,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:52,404 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 8 [2021-11-23 01:11:52,422 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 11 treesize of output 7 [2021-11-23 01:11:52,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:52,446 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:52,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:53,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:53,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:53,242 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:53,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:53,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 452 states and 551 transitions. [2021-11-23 01:11:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 551 transitions. [2021-11-23 01:11:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:53,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:53,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:53,669 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 8 [2021-11-23 01:11:53,678 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 11 treesize of output 7 [2021-11-23 01:11:53,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:53,693 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:54,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:54,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:54,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:54,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:54,141 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:54,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:54,596 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:54,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 453 states and 552 transitions. [2021-11-23 01:11:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 552 transitions. [2021-11-23 01:11:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:54,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:11:54,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:54,939 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 8 [2021-11-23 01:11:54,948 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 11 treesize of output 7 [2021-11-23 01:11:54,966 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:11:54,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:55,800 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:11:55,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:11:56,423 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:11:56,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:11:57,788 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:57,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 454 states and 553 transitions. [2021-11-23 01:11:57,811 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 553 transitions. [2021-11-23 01:11:57,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:57,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:58,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:58,161 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 8 [2021-11-23 01:11:58,182 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 11 treesize of output 7 [2021-11-23 01:11:58,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:58,193 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:11:58,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:58,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:11:58,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:11:58,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:58,851 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:11:58,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:11:59,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 455 states and 554 transitions. [2021-11-23 01:11:59,300 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 554 transitions. [2021-11-23 01:11:59,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:59,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:59,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:59,671 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 8 [2021-11-23 01:11:59,685 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 11 treesize of output 7 [2021-11-23 01:11:59,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:11:59,699 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:00,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:00,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:00,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:00,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:00,404 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:00,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:00,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:00,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 456 states and 555 transitions. [2021-11-23 01:12:00,911 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 555 transitions. [2021-11-23 01:12:00,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:00,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:01,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:01,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:01,309 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 8 [2021-11-23 01:12:01,328 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 11 treesize of output 7 [2021-11-23 01:12:01,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:01,343 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:01,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:01,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:02,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:02,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:02,142 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:02,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:02,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 457 states and 556 transitions. [2021-11-23 01:12:02,608 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 556 transitions. [2021-11-23 01:12:02,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:02,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:02,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:02,942 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 8 [2021-11-23 01:12:02,955 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 11 treesize of output 7 [2021-11-23 01:12:02,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:02,970 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:03,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:03,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:03,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:03,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:03,625 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:03,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:03,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 458 states and 557 transitions. [2021-11-23 01:12:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 557 transitions. [2021-11-23 01:12:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:04,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:04,072 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 8 [2021-11-23 01:12:04,085 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 11 treesize of output 7 [2021-11-23 01:12:04,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:04,100 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:04,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:04,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:04,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:04,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:04,167 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:04,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:04,719 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:04,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 459 states and 558 transitions. [2021-11-23 01:12:04,733 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 558 transitions. [2021-11-23 01:12:04,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:04,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:05,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:05,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:05,173 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 8 [2021-11-23 01:12:05,186 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 11 treesize of output 7 [2021-11-23 01:12:05,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:05,198 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:05,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:05,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:05,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:05,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:05,877 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:05,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:06,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:06,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 460 states and 559 transitions. [2021-11-23 01:12:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 559 transitions. [2021-11-23 01:12:06,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:06,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:06,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:06,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:06,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:06,799 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 8 [2021-11-23 01:12:06,815 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 11 treesize of output 7 [2021-11-23 01:12:06,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:06,825 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:07,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:07,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:07,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:07,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:07,583 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:07,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:07,921 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:07,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:07,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 461 states and 560 transitions. [2021-11-23 01:12:07,933 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 560 transitions. [2021-11-23 01:12:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:07,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:07,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:08,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:12:08,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:08,283 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 8 [2021-11-23 01:12:08,295 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 11 treesize of output 7 [2021-11-23 01:12:08,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:08,306 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:08,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:08,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:12:08,950 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:12:08,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:12:09,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:09,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:09,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 462 states and 561 transitions. [2021-11-23 01:12:09,670 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 561 transitions. [2021-11-23 01:12:09,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:09,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:09,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:09,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:09,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:09,974 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 8 [2021-11-23 01:12:09,997 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 11 treesize of output 7 [2021-11-23 01:12:10,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:10,012 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:10,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:10,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:10,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:10,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:10,360 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:10,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:10,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:10,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:10,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 463 states and 562 transitions. [2021-11-23 01:12:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 562 transitions. [2021-11-23 01:12:10,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:10,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:10,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:11,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:11,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:11,362 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 8 [2021-11-23 01:12:11,377 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 11 treesize of output 7 [2021-11-23 01:12:11,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:11,392 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:11,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:11,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:11,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:11,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:11,746 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:11,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:13,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:13,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 464 states and 563 transitions. [2021-11-23 01:12:13,042 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 563 transitions. [2021-11-23 01:12:13,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:13,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:13,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:13,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:12:13,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:13,351 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 8 [2021-11-23 01:12:13,359 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 11 treesize of output 7 [2021-11-23 01:12:13,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:13,372 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:13,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:13,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:12:14,030 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:12:14,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:12:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:14,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:14,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 465 states and 564 transitions. [2021-11-23 01:12:14,881 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 564 transitions. [2021-11-23 01:12:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:14,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:14,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:15,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:15,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:15,139 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 8 [2021-11-23 01:12:15,152 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 11 treesize of output 7 [2021-11-23 01:12:15,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:15,168 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:15,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:15,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:15,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:15,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:15,841 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:15,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:17,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:17,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 466 states and 565 transitions. [2021-11-23 01:12:17,209 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 565 transitions. [2021-11-23 01:12:17,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:17,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:17,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:17,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:17,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:17,624 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 8 [2021-11-23 01:12:17,636 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 11 treesize of output 7 [2021-11-23 01:12:17,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:17,650 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:17,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:17,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:17,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:17,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:17,978 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:17,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:18,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:18,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 467 states and 566 transitions. [2021-11-23 01:12:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 566 transitions. [2021-11-23 01:12:18,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:18,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:18,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:18,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:12:18,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:18,733 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 8 [2021-11-23 01:12:18,742 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 11 treesize of output 7 [2021-11-23 01:12:18,760 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:12:18,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:18,832 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:12:18,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:12:18,908 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:12:18,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:12:19,934 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:19,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:19,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 468 states and 567 transitions. [2021-11-23 01:12:19,956 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 567 transitions. [2021-11-23 01:12:19,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:19,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:19,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:20,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:20,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:20,334 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 8 [2021-11-23 01:12:20,348 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 11 treesize of output 7 [2021-11-23 01:12:20,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:20,362 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:20,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:20,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:20,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:20,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:20,643 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:20,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:20,983 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:20,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:20,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 469 states and 568 transitions. [2021-11-23 01:12:20,998 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 568 transitions. [2021-11-23 01:12:20,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:20,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:20,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:21,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:21,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:21,285 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 8 [2021-11-23 01:12:21,301 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 11 treesize of output 7 [2021-11-23 01:12:21,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:21,312 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:21,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:21,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:21,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:21,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:22,001 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:22,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:22,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 470 states and 569 transitions. [2021-11-23 01:12:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 569 transitions. [2021-11-23 01:12:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:22,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:22,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:22,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:22,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:22,604 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 8 [2021-11-23 01:12:22,621 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 11 treesize of output 7 [2021-11-23 01:12:22,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:22,635 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:22,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:22,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:22,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:22,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:22,707 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:22,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:23,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 471 states and 570 transitions. [2021-11-23 01:12:23,227 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 570 transitions. [2021-11-23 01:12:23,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:23,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:23,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:23,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:23,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:23,539 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 8 [2021-11-23 01:12:23,553 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 11 treesize of output 7 [2021-11-23 01:12:23,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:23,567 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:23,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:23,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:23,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:23,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:23,912 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:23,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:24,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:24,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:24,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 472 states and 571 transitions. [2021-11-23 01:12:24,270 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 571 transitions. [2021-11-23 01:12:24,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:24,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:24,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:24,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:12:24,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:24,548 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 8 [2021-11-23 01:12:24,560 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 11 treesize of output 7 [2021-11-23 01:12:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:24,572 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:25,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:12:25,191 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:12:25,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:12:25,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:26,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:26,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 473 states and 572 transitions. [2021-11-23 01:12:26,005 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 572 transitions. [2021-11-23 01:12:26,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:26,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:26,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:26,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:12:26,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:26,341 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 8 [2021-11-23 01:12:26,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:12:26,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:26,364 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:27,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:27,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:12:27,046 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:12:27,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:12:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:27,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 474 states and 573 transitions. [2021-11-23 01:12:27,945 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 573 transitions. [2021-11-23 01:12:27,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:27,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:27,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:28,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:28,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:28,382 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 8 [2021-11-23 01:12:28,395 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 11 treesize of output 7 [2021-11-23 01:12:28,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:28,409 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:28,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:28,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:28,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:28,698 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:28,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 475 states and 574 transitions. [2021-11-23 01:12:29,208 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 574 transitions. [2021-11-23 01:12:29,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:29,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:29,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:29,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:29,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:29,586 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 8 [2021-11-23 01:12:29,602 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 11 treesize of output 7 [2021-11-23 01:12:29,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:29,612 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:29,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:29,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:30,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:30,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:30,303 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:30,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:31,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:31,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 476 states and 575 transitions. [2021-11-23 01:12:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 575 transitions. [2021-11-23 01:12:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:31,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:31,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:32,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:32,209 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 8 [2021-11-23 01:12:32,226 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 11 treesize of output 7 [2021-11-23 01:12:32,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:32,240 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:32,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:32,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:33,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:33,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:33,133 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:33,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:33,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 477 states and 576 transitions. [2021-11-23 01:12:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 576 transitions. [2021-11-23 01:12:33,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:33,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:33,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:34,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:34,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:34,087 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 8 [2021-11-23 01:12:34,115 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 11 treesize of output 7 [2021-11-23 01:12:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:34,126 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:34,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:34,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:34,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:34,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:34,941 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:34,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:35,514 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:35,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 478 states and 577 transitions. [2021-11-23 01:12:35,530 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 577 transitions. [2021-11-23 01:12:35,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:35,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:35,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:35,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:35,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:35,857 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 8 [2021-11-23 01:12:35,872 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 11 treesize of output 7 [2021-11-23 01:12:35,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:35,883 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:36,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:36,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:36,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:36,614 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:36,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:37,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:37,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:37,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 479 states and 578 transitions. [2021-11-23 01:12:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 578 transitions. [2021-11-23 01:12:37,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:37,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:37,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:37,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:37,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:37,461 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 8 [2021-11-23 01:12:37,474 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 11 treesize of output 7 [2021-11-23 01:12:37,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:37,487 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:37,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:37,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:37,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:37,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:37,857 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:37,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:39,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 480 states and 579 transitions. [2021-11-23 01:12:39,081 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 579 transitions. [2021-11-23 01:12:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:39,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:39,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:39,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:39,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:39,391 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 8 [2021-11-23 01:12:39,409 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 11 treesize of output 7 [2021-11-23 01:12:39,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:39,419 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:39,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:39,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:39,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:39,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:39,489 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:39,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:39,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:39,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:39,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 481 states and 580 transitions. [2021-11-23 01:12:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 580 transitions. [2021-11-23 01:12:39,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:39,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:39,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:40,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:40,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:40,332 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 8 [2021-11-23 01:12:40,351 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 11 treesize of output 7 [2021-11-23 01:12:40,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:40,362 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:40,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:40,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:40,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:40,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:40,772 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:40,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:40,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:40,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:40,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 482 states and 581 transitions. [2021-11-23 01:12:40,893 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 581 transitions. [2021-11-23 01:12:40,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:40,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:40,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:41,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:41,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:41,217 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 8 [2021-11-23 01:12:41,232 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 11 treesize of output 7 [2021-11-23 01:12:41,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:41,244 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:41,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:41,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:41,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:41,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:41,939 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:41,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:42,396 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:42,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:42,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 483 states and 582 transitions. [2021-11-23 01:12:42,413 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 582 transitions. [2021-11-23 01:12:42,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:42,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:42,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:42,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:42,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:42,753 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 8 [2021-11-23 01:12:42,774 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 11 treesize of output 7 [2021-11-23 01:12:42,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:42,788 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:43,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:43,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:43,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:43,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:43,401 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:43,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:43,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 484 states and 583 transitions. [2021-11-23 01:12:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 583 transitions. [2021-11-23 01:12:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:43,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:43,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:43,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:12:43,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:43,867 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 8 [2021-11-23 01:12:43,879 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 11 treesize of output 7 [2021-11-23 01:12:43,895 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:12:43,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:45,087 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:12:45,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:12:45,722 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:12:45,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:12:46,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:46,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:46,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 485 states and 584 transitions. [2021-11-23 01:12:46,854 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 584 transitions. [2021-11-23 01:12:46,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:46,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:46,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:47,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:12:47,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:47,218 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 8 [2021-11-23 01:12:47,227 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 11 treesize of output 7 [2021-11-23 01:12:47,246 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:12:47,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:48,142 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:12:48,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:12:48,750 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:12:48,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:12:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 486 states and 585 transitions. [2021-11-23 01:12:49,094 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 585 transitions. [2021-11-23 01:12:49,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:49,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:12:49,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:49,352 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 8 [2021-11-23 01:12:49,364 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 11 treesize of output 7 [2021-11-23 01:12:49,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:49,373 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:49,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:49,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:12:49,445 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:12:49,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:12:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:50,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:50,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 487 states and 586 transitions. [2021-11-23 01:12:50,080 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 586 transitions. [2021-11-23 01:12:50,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:50,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:50,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:50,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:12:50,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:50,389 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 8 [2021-11-23 01:12:50,403 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 11 treesize of output 7 [2021-11-23 01:12:50,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:50,415 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:51,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:51,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:12:51,141 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:12:51,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:12:51,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:51,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:51,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 488 states and 587 transitions. [2021-11-23 01:12:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 587 transitions. [2021-11-23 01:12:51,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:51,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:51,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:52,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:52,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:52,285 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 8 [2021-11-23 01:12:52,302 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 11 treesize of output 7 [2021-11-23 01:12:52,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:52,316 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:52,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:52,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:52,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:52,378 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:52,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 489 states and 588 transitions. [2021-11-23 01:12:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 588 transitions. [2021-11-23 01:12:53,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:53,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:53,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:54,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:54,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:54,019 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 8 [2021-11-23 01:12:54,032 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 11 treesize of output 7 [2021-11-23 01:12:54,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:54,047 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:54,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:54,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:54,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:54,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:54,418 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:54,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:54,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:54,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 490 states and 589 transitions. [2021-11-23 01:12:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 589 transitions. [2021-11-23 01:12:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:54,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:54,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:55,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:12:55,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:55,024 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 8 [2021-11-23 01:12:55,038 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 11 treesize of output 7 [2021-11-23 01:12:55,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:55,047 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:55,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:55,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:12:55,616 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:12:55,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:12:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:56,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:56,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 491 states and 590 transitions. [2021-11-23 01:12:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 590 transitions. [2021-11-23 01:12:56,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:56,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:56,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:56,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:56,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:56,771 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 8 [2021-11-23 01:12:56,780 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 11 treesize of output 7 [2021-11-23 01:12:56,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:56,797 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:57,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:57,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:57,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:57,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:57,539 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:57,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:58,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:58,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 492 states and 591 transitions. [2021-11-23 01:12:58,047 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 591 transitions. [2021-11-23 01:12:58,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:58,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:58,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:58,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:58,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:58,372 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 8 [2021-11-23 01:12:58,388 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 11 treesize of output 7 [2021-11-23 01:12:58,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:58,398 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:58,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:58,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:12:58,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:12:58,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:58,873 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:12:58,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:12:59,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:59,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:59,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 493 states and 592 transitions. [2021-11-23 01:12:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 592 transitions. [2021-11-23 01:12:59,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:59,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:59,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:59,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:12:59,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:59,480 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 8 [2021-11-23 01:12:59,498 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 11 treesize of output 7 [2021-11-23 01:12:59,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:59,510 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:12:59,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:12:59,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:00,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:00,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:00,221 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:00,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:00,571 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:00,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:00,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 494 states and 593 transitions. [2021-11-23 01:13:00,598 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 593 transitions. [2021-11-23 01:13:00,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:00,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:00,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:00,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:00,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:00,986 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 8 [2021-11-23 01:13:00,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:13:01,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:01,012 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:01,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:01,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:01,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:01,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:01,301 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:01,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:01,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:01,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 495 states and 594 transitions. [2021-11-23 01:13:01,425 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 594 transitions. [2021-11-23 01:13:01,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:01,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:01,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:01,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:01,665 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 8 [2021-11-23 01:13:01,676 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 11 treesize of output 7 [2021-11-23 01:13:01,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:01,693 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:02,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:02,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:02,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:02,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:02,357 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:02,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:02,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:02,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 496 states and 595 transitions. [2021-11-23 01:13:02,855 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 595 transitions. [2021-11-23 01:13:02,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:02,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:02,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:03,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:03,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:03,250 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 8 [2021-11-23 01:13:03,266 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 11 treesize of output 7 [2021-11-23 01:13:03,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:03,277 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:03,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:03,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:04,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:04,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:04,106 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:04,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:04,437 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 497 states and 596 transitions. [2021-11-23 01:13:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 596 transitions. [2021-11-23 01:13:04,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:04,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:04,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:04,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:04,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:04,780 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 8 [2021-11-23 01:13:04,792 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 11 treesize of output 7 [2021-11-23 01:13:04,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:04,806 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:05,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:05,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:05,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:05,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:05,273 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:05,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:05,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:05,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 498 states and 597 transitions. [2021-11-23 01:13:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 597 transitions. [2021-11-23 01:13:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:05,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:05,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:06,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:06,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:06,010 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 8 [2021-11-23 01:13:06,024 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 11 treesize of output 7 [2021-11-23 01:13:06,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:06,043 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:06,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:06,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:06,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:06,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:06,781 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:06,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 499 states and 598 transitions. [2021-11-23 01:13:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 598 transitions. [2021-11-23 01:13:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:06,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:06,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:07,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:07,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:07,252 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 8 [2021-11-23 01:13:07,266 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 11 treesize of output 7 [2021-11-23 01:13:07,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:07,278 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:07,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:07,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:08,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:08,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:08,071 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:08,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:08,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:08,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:08,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 500 states and 599 transitions. [2021-11-23 01:13:08,422 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 599 transitions. [2021-11-23 01:13:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:08,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:08,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:08,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:13:08,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:08,765 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 8 [2021-11-23 01:13:08,775 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 11 treesize of output 7 [2021-11-23 01:13:08,809 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:13:08,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:08,887 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:13:08,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:13:09,516 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:13:09,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:13:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:11,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:11,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 501 states and 600 transitions. [2021-11-23 01:13:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 600 transitions. [2021-11-23 01:13:11,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:11,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:11,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:11,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:13:11,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:11,493 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 8 [2021-11-23 01:13:11,506 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 11 treesize of output 7 [2021-11-23 01:13:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:11,518 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:11,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:11,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:13:11,591 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:13:11,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:13:11,776 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 502 states and 601 transitions. [2021-11-23 01:13:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 601 transitions. [2021-11-23 01:13:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:11,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:11,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:12,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:12,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:12,137 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 8 [2021-11-23 01:13:12,151 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 11 treesize of output 7 [2021-11-23 01:13:12,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:12,166 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:12,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:12,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:12,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:12,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:12,634 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:12,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:13,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:13,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:13,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 503 states and 602 transitions. [2021-11-23 01:13:13,118 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 602 transitions. [2021-11-23 01:13:13,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:13,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:13,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:13,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:13:13,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:13,438 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 8 [2021-11-23 01:13:13,448 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 11 treesize of output 7 [2021-11-23 01:13:13,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:13,461 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:13,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:13,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:13:13,531 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:13:13,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:13:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:14,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:14,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 504 states and 603 transitions. [2021-11-23 01:13:14,333 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 603 transitions. [2021-11-23 01:13:14,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:14,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:14,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:14,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:14,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:14,688 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 8 [2021-11-23 01:13:14,703 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 11 treesize of output 7 [2021-11-23 01:13:14,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:14,714 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:15,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:15,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:15,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:15,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:15,082 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:15,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:16,625 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 505 states and 604 transitions. [2021-11-23 01:13:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 604 transitions. [2021-11-23 01:13:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:16,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:16,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:16,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:16,955 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 8 [2021-11-23 01:13:16,967 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 11 treesize of output 7 [2021-11-23 01:13:16,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:16,982 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:17,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:17,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:17,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:17,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:17,366 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:17,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:17,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:17,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 506 states and 605 transitions. [2021-11-23 01:13:17,718 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 605 transitions. [2021-11-23 01:13:17,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:17,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:17,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:18,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:18,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:18,098 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 8 [2021-11-23 01:13:18,113 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 11 treesize of output 7 [2021-11-23 01:13:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:18,128 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:18,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:18,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:18,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:18,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:18,190 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:18,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:18,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 507 states and 606 transitions. [2021-11-23 01:13:18,320 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 606 transitions. [2021-11-23 01:13:18,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:18,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:18,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:18,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:18,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:18,582 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 8 [2021-11-23 01:13:18,592 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 11 treesize of output 7 [2021-11-23 01:13:18,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:18,609 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:18,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:18,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:18,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:18,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:19,007 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:19,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:19,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:19,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 508 states and 607 transitions. [2021-11-23 01:13:19,359 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 607 transitions. [2021-11-23 01:13:19,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:19,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:19,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:19,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:19,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:19,710 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 8 [2021-11-23 01:13:19,725 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 11 treesize of output 7 [2021-11-23 01:13:19,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:19,736 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:19,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:19,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:20,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:20,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:20,127 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:20,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:20,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:20,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:20,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 509 states and 608 transitions. [2021-11-23 01:13:20,244 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 608 transitions. [2021-11-23 01:13:20,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:20,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:20,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:20,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:20,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:20,549 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 8 [2021-11-23 01:13:20,561 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 11 treesize of output 7 [2021-11-23 01:13:20,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:20,578 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:21,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:21,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:21,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:21,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:21,107 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:21,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:21,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:21,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 510 states and 609 transitions. [2021-11-23 01:13:21,849 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 609 transitions. [2021-11-23 01:13:21,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:21,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:21,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:22,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:22,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:22,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:22,226 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 8 [2021-11-23 01:13:22,242 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 11 treesize of output 7 [2021-11-23 01:13:22,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:22,255 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:22,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:22,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:22,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:22,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:22,715 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:22,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:24,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:24,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 511 states and 610 transitions. [2021-11-23 01:13:24,691 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 610 transitions. [2021-11-23 01:13:24,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:24,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:24,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:24,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:24,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:25,002 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 8 [2021-11-23 01:13:25,017 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 11 treesize of output 7 [2021-11-23 01:13:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:25,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:25,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:25,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:25,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:25,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:25,829 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:25,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 512 states and 611 transitions. [2021-11-23 01:13:26,364 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 611 transitions. [2021-11-23 01:13:26,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:26,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:26,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:26,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:26,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:26,708 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 8 [2021-11-23 01:13:26,721 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 11 treesize of output 7 [2021-11-23 01:13:26,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:26,737 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:27,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:27,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:27,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:27,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:27,081 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:27,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:27,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:27,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:27,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 513 states and 612 transitions. [2021-11-23 01:13:27,440 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 612 transitions. [2021-11-23 01:13:27,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:27,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:27,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:27,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:13:27,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:27,811 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 8 [2021-11-23 01:13:27,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:13:27,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:27,831 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:28,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:28,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:13:28,486 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:13:28,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:13:29,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:29,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:29,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 514 states and 613 transitions. [2021-11-23 01:13:29,328 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 613 transitions. [2021-11-23 01:13:29,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:29,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:29,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:29,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:29,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:29,730 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 8 [2021-11-23 01:13:29,742 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 11 treesize of output 7 [2021-11-23 01:13:29,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:29,757 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:29,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:29,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:30,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:30,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:30,166 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:30,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:30,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:30,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 515 states and 614 transitions. [2021-11-23 01:13:30,697 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 614 transitions. [2021-11-23 01:13:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:30,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:30,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:30,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:13:30,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:30,995 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 8 [2021-11-23 01:13:31,008 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 11 treesize of output 7 [2021-11-23 01:13:31,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:31,021 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:31,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:31,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:13:31,092 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:13:31,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:13:31,921 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:31,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 516 states and 615 transitions. [2021-11-23 01:13:31,941 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 615 transitions. [2021-11-23 01:13:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:31,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:32,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:32,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:32,254 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 8 [2021-11-23 01:13:32,267 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 11 treesize of output 7 [2021-11-23 01:13:32,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:32,280 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:32,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:32,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:32,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:32,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:32,675 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:32,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:33,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 517 states and 616 transitions. [2021-11-23 01:13:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 616 transitions. [2021-11-23 01:13:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:33,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:34,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:34,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:34,194 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 8 [2021-11-23 01:13:34,207 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 11 treesize of output 7 [2021-11-23 01:13:34,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:34,223 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:34,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:34,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:35,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:35,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:35,014 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:35,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:35,663 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:35,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 518 states and 617 transitions. [2021-11-23 01:13:35,677 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 617 transitions. [2021-11-23 01:13:35,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:35,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:36,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:36,030 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 8 [2021-11-23 01:13:36,041 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 11 treesize of output 7 [2021-11-23 01:13:36,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:36,057 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:36,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:36,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:36,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:36,895 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:36,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:37,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:37,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 519 states and 618 transitions. [2021-11-23 01:13:37,477 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 618 transitions. [2021-11-23 01:13:37,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:37,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:37,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:37,911 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 8 [2021-11-23 01:13:37,925 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 11 treesize of output 7 [2021-11-23 01:13:37,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:37,939 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:37,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:37,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:38,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:38,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:38,374 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:38,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:38,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 520 states and 619 transitions. [2021-11-23 01:13:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 619 transitions. [2021-11-23 01:13:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:38,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:39,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:39,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:39,242 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 8 [2021-11-23 01:13:39,255 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 11 treesize of output 7 [2021-11-23 01:13:39,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:39,272 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:39,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:39,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:39,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:39,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:39,635 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:39,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:40,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:40,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:40,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 521 states and 620 transitions. [2021-11-23 01:13:40,212 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 620 transitions. [2021-11-23 01:13:40,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:40,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:40,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:40,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:40,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:40,532 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 8 [2021-11-23 01:13:40,545 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 11 treesize of output 7 [2021-11-23 01:13:40,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:40,561 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:40,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:40,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:40,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:40,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:40,630 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:40,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 522 states and 621 transitions. [2021-11-23 01:13:41,139 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 621 transitions. [2021-11-23 01:13:41,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:41,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:41,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:41,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:13:41,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:41,404 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 8 [2021-11-23 01:13:41,411 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 11 treesize of output 7 [2021-11-23 01:13:41,429 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:13:41,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:41,504 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:13:41,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:13:42,216 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:13:42,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:13:43,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:43,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:43,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 523 states and 622 transitions. [2021-11-23 01:13:43,665 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 622 transitions. [2021-11-23 01:13:43,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:43,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:43,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:13:44,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:44,103 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 8 [2021-11-23 01:13:44,109 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 11 treesize of output 7 [2021-11-23 01:13:44,129 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:13:44,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:45,303 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:13:45,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:13:46,075 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:13:46,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:13:47,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:47,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:47,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 524 states and 623 transitions. [2021-11-23 01:13:47,671 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 623 transitions. [2021-11-23 01:13:47,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:47,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:47,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:48,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:48,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:48,044 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 8 [2021-11-23 01:13:48,060 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 11 treesize of output 7 [2021-11-23 01:13:48,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:48,078 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:48,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:48,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:48,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:48,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:48,456 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:48,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:49,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:49,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 525 states and 624 transitions. [2021-11-23 01:13:49,037 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 624 transitions. [2021-11-23 01:13:49,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:49,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:49,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:49,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:49,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:49,390 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 8 [2021-11-23 01:13:49,402 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 11 treesize of output 7 [2021-11-23 01:13:49,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:49,416 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:49,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:49,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:50,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:50,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:50,067 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:50,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:50,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:50,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 526 states and 625 transitions. [2021-11-23 01:13:50,598 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 625 transitions. [2021-11-23 01:13:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:50,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:50,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:50,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:50,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:50,998 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 8 [2021-11-23 01:13:51,011 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 11 treesize of output 7 [2021-11-23 01:13:51,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:51,026 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:51,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:51,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:51,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:51,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:51,436 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:51,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:52,754 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:52,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 527 states and 626 transitions. [2021-11-23 01:13:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 626 transitions. [2021-11-23 01:13:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:52,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:52,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:53,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:53,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:53,077 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 8 [2021-11-23 01:13:53,091 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 11 treesize of output 7 [2021-11-23 01:13:53,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:53,120 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:53,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:53,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:53,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:53,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:53,959 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:53,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:54,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 528 states and 627 transitions. [2021-11-23 01:13:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 627 transitions. [2021-11-23 01:13:54,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:54,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:54,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:54,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:54,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:54,923 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 8 [2021-11-23 01:13:54,936 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 11 treesize of output 7 [2021-11-23 01:13:54,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:54,951 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:55,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:55,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:55,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:55,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:55,813 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:55,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:56,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:56,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 529 states and 628 transitions. [2021-11-23 01:13:56,325 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 628 transitions. [2021-11-23 01:13:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:56,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:56,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:56,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:56,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:56,720 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 8 [2021-11-23 01:13:56,738 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 11 treesize of output 7 [2021-11-23 01:13:56,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:56,750 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:56,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:56,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:57,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:57,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:57,032 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:57,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:57,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:57,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 530 states and 629 transitions. [2021-11-23 01:13:57,399 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 629 transitions. [2021-11-23 01:13:57,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:57,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:57,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:57,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:57,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:57,759 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 8 [2021-11-23 01:13:57,775 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 11 treesize of output 7 [2021-11-23 01:13:57,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:57,786 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:58,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:58,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:58,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:58,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:58,608 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:58,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:13:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:58,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 531 states and 630 transitions. [2021-11-23 01:13:58,972 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 630 transitions. [2021-11-23 01:13:58,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:58,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:58,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:59,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:13:59,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:59,331 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 8 [2021-11-23 01:13:59,343 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 11 treesize of output 7 [2021-11-23 01:13:59,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:59,358 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:13:59,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:59,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:13:59,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:13:59,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:13:59,434 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:13:59,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:00,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:00,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 532 states and 631 transitions. [2021-11-23 01:14:00,120 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 631 transitions. [2021-11-23 01:14:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:00,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:00,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:00,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:00,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:00,464 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 8 [2021-11-23 01:14:00,475 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 11 treesize of output 7 [2021-11-23 01:14:00,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:00,490 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:00,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:00,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:00,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:00,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:00,813 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:00,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:00,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:00,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 533 states and 632 transitions. [2021-11-23 01:14:00,940 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 632 transitions. [2021-11-23 01:14:00,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:00,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:00,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:01,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:14:01,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:01,278 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 8 [2021-11-23 01:14:01,290 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 11 treesize of output 7 [2021-11-23 01:14:01,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:01,310 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:01,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:01,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:14:01,938 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:14:01,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:14:02,883 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:02,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:02,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 534 states and 633 transitions. [2021-11-23 01:14:02,903 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 633 transitions. [2021-11-23 01:14:02,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:02,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:02,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:03,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:14:03,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:03,227 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 8 [2021-11-23 01:14:03,236 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 11 treesize of output 7 [2021-11-23 01:14:03,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:03,250 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:03,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:03,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:14:03,322 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:14:03,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:14:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:04,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:04,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 535 states and 634 transitions. [2021-11-23 01:14:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 634 transitions. [2021-11-23 01:14:04,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:04,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:04,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:04,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:04,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:04,707 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 8 [2021-11-23 01:14:04,722 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 11 treesize of output 7 [2021-11-23 01:14:04,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:04,738 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:05,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:05,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:05,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:05,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:05,092 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:05,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:05,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:05,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 536 states and 635 transitions. [2021-11-23 01:14:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 635 transitions. [2021-11-23 01:14:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:05,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:05,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:05,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:05,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:05,626 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 8 [2021-11-23 01:14:05,642 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 11 treesize of output 7 [2021-11-23 01:14:05,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:05,653 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:05,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:05,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:05,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:05,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:06,004 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:06,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:06,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:06,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 537 states and 636 transitions. [2021-11-23 01:14:06,529 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 636 transitions. [2021-11-23 01:14:06,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:06,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:06,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:06,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:14:06,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:06,912 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 8 [2021-11-23 01:14:06,921 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 11 treesize of output 7 [2021-11-23 01:14:06,941 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:14:06,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:07,016 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:14:07,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:14:07,096 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:14:07,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:14:08,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:08,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 538 states and 637 transitions. [2021-11-23 01:14:08,656 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 637 transitions. [2021-11-23 01:14:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:08,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:08,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:09,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:09,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:09,095 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 8 [2021-11-23 01:14:09,107 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 11 treesize of output 7 [2021-11-23 01:14:09,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:09,125 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:09,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:09,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:09,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:09,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:09,995 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:09,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:10,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 539 states and 638 transitions. [2021-11-23 01:14:10,477 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 638 transitions. [2021-11-23 01:14:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:10,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:10,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:10,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:10,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:10,812 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 8 [2021-11-23 01:14:10,833 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 11 treesize of output 7 [2021-11-23 01:14:10,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:10,847 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:11,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:11,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:11,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:11,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:11,214 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:11,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:11,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:11,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 540 states and 639 transitions. [2021-11-23 01:14:11,335 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 639 transitions. [2021-11-23 01:14:11,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:11,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:11,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:11,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:11,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:11,693 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 8 [2021-11-23 01:14:11,706 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 11 treesize of output 7 [2021-11-23 01:14:11,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:11,720 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:12,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:12,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:12,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:12,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:12,581 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:12,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:13,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:13,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 541 states and 640 transitions. [2021-11-23 01:14:13,114 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 640 transitions. [2021-11-23 01:14:13,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:13,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:13,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:13,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:13,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:13,492 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 8 [2021-11-23 01:14:13,508 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 11 treesize of output 7 [2021-11-23 01:14:13,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:13,519 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:14,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:14,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:14,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:14,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:14,040 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:14,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 542 states and 641 transitions. [2021-11-23 01:14:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 641 transitions. [2021-11-23 01:14:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:14,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:14,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:14,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:14:14,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:14,949 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 8 [2021-11-23 01:14:14,965 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 11 treesize of output 7 [2021-11-23 01:14:14,984 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:14:14,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:15,913 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:14:15,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:14:16,573 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:14:16,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:14:18,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 543 states and 642 transitions. [2021-11-23 01:14:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 642 transitions. [2021-11-23 01:14:18,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:18,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:18,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:18,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:14:18,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:18,649 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 8 [2021-11-23 01:14:18,657 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 11 treesize of output 7 [2021-11-23 01:14:18,691 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:14:18,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:19,901 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:14:19,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:14:19,978 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:14:19,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:14:21,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 544 states and 643 transitions. [2021-11-23 01:14:21,680 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 643 transitions. [2021-11-23 01:14:21,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:21,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:21,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:22,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:22,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:22,110 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 8 [2021-11-23 01:14:22,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:14:22,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:22,139 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:22,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:22,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:22,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:22,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:22,205 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:22,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:22,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:22,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 545 states and 644 transitions. [2021-11-23 01:14:22,340 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 644 transitions. [2021-11-23 01:14:22,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:22,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:22,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:22,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:22,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:22,698 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 8 [2021-11-23 01:14:22,713 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 11 treesize of output 7 [2021-11-23 01:14:22,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:22,726 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:23,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:23,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:23,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:23,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:23,254 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:23,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:23,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:23,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 546 states and 645 transitions. [2021-11-23 01:14:23,623 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 645 transitions. [2021-11-23 01:14:23,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:23,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:23,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:23,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:14:23,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:23,972 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 8 [2021-11-23 01:14:23,982 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 11 treesize of output 7 [2021-11-23 01:14:23,999 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:14:23,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:24,084 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:14:24,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:14:24,743 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:14:24,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:14:26,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:26,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:26,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 547 states and 646 transitions. [2021-11-23 01:14:26,217 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 646 transitions. [2021-11-23 01:14:26,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:26,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:26,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:26,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:14:26,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:26,617 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 8 [2021-11-23 01:14:26,627 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 11 treesize of output 7 [2021-11-23 01:14:26,647 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:14:26,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:27,595 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:14:27,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:14:27,678 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:14:27,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:14:29,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:29,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 548 states and 647 transitions. [2021-11-23 01:14:29,272 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 647 transitions. [2021-11-23 01:14:29,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:29,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:29,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:29,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:14:29,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:29,731 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 8 [2021-11-23 01:14:29,740 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 11 treesize of output 7 [2021-11-23 01:14:29,758 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:14:29,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:30,976 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:14:30,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:14:31,781 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:14:31,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:14:33,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:33,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 549 states and 648 transitions. [2021-11-23 01:14:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 648 transitions. [2021-11-23 01:14:33,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:33,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:33,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:33,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:14:33,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:33,512 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 8 [2021-11-23 01:14:33,521 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 11 treesize of output 7 [2021-11-23 01:14:33,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:33,535 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:34,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:34,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:14:34,267 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:14:34,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:14:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:35,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 550 states and 649 transitions. [2021-11-23 01:14:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 649 transitions. [2021-11-23 01:14:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:35,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:35,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:35,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:35,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:35,426 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 8 [2021-11-23 01:14:35,435 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 11 treesize of output 7 [2021-11-23 01:14:35,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:35,451 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:35,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:35,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:35,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:35,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:35,907 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:35,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:36,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:36,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:36,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 551 states and 650 transitions. [2021-11-23 01:14:36,455 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 650 transitions. [2021-11-23 01:14:36,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:36,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:36,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:14:36,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:36,819 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 8 [2021-11-23 01:14:36,829 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 11 treesize of output 7 [2021-11-23 01:14:36,848 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:14:36,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:36,934 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:14:36,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:14:37,016 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:14:37,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:14:38,646 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:38,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:38,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 552 states and 651 transitions. [2021-11-23 01:14:38,671 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 651 transitions. [2021-11-23 01:14:38,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:38,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:38,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:38,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:14:38,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:39,004 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 8 [2021-11-23 01:14:39,014 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 11 treesize of output 7 [2021-11-23 01:14:39,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:39,027 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:39,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:39,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:14:39,739 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:14:39,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:14:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 553 states and 652 transitions. [2021-11-23 01:14:40,646 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 652 transitions. [2021-11-23 01:14:40,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:40,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:40,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:41,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:41,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:41,069 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 8 [2021-11-23 01:14:41,080 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 11 treesize of output 7 [2021-11-23 01:14:41,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:41,092 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:41,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:41,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:41,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:41,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:41,992 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:41,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:42,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:42,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 554 states and 653 transitions. [2021-11-23 01:14:42,119 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 653 transitions. [2021-11-23 01:14:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:42,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:42,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:42,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:14:42,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:42,502 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 8 [2021-11-23 01:14:42,513 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 11 treesize of output 7 [2021-11-23 01:14:42,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:42,526 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:43,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:43,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:14:43,180 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:14:43,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:14:43,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:43,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:43,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 555 states and 654 transitions. [2021-11-23 01:14:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 654 transitions. [2021-11-23 01:14:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:43,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:43,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:43,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:14:43,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:43,805 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 8 [2021-11-23 01:14:43,815 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 11 treesize of output 7 [2021-11-23 01:14:43,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:43,829 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:44,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:44,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:14:44,505 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:14:44,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:14:45,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:45,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 556 states and 655 transitions. [2021-11-23 01:14:45,476 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 655 transitions. [2021-11-23 01:14:45,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:45,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:45,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:45,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:45,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:45,921 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 8 [2021-11-23 01:14:45,934 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 11 treesize of output 7 [2021-11-23 01:14:45,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:45,952 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:46,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:46,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:46,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:46,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:46,483 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:46,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:47,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:47,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 557 states and 656 transitions. [2021-11-23 01:14:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 656 transitions. [2021-11-23 01:14:47,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:47,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:47,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:47,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:47,557 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 8 [2021-11-23 01:14:47,568 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 11 treesize of output 7 [2021-11-23 01:14:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:47,583 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:48,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:48,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:48,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:48,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:48,475 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:48,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:49,069 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:49,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 558 states and 657 transitions. [2021-11-23 01:14:49,085 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 657 transitions. [2021-11-23 01:14:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:49,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:49,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:49,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:49,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:49,536 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 8 [2021-11-23 01:14:49,548 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 11 treesize of output 7 [2021-11-23 01:14:49,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:49,565 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:49,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:49,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:49,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:49,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:49,942 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:49,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:50,553 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:50,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 559 states and 658 transitions. [2021-11-23 01:14:50,569 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 658 transitions. [2021-11-23 01:14:50,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:50,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:50,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:50,926 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 8 [2021-11-23 01:14:50,937 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 11 treesize of output 7 [2021-11-23 01:14:50,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:50,951 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:50,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:50,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:51,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:51,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:51,325 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:51,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:51,850 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 560 states and 659 transitions. [2021-11-23 01:14:51,865 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 659 transitions. [2021-11-23 01:14:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:51,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,113 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 8 [2021-11-23 01:14:52,132 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 11 treesize of output 7 [2021-11-23 01:14:52,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:52,145 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:52,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:52,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:52,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:52,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:52,886 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:52,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 561 states and 660 transitions. [2021-11-23 01:14:53,429 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 660 transitions. [2021-11-23 01:14:53,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:53,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:53,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,751 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 8 [2021-11-23 01:14:53,762 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 11 treesize of output 7 [2021-11-23 01:14:53,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:53,778 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:54,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:54,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:54,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:54,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:54,430 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:54,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:54,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:54,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 562 states and 661 transitions. [2021-11-23 01:14:54,985 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 661 transitions. [2021-11-23 01:14:54,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:54,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:55,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:55,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,386 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 8 [2021-11-23 01:14:55,406 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 11 treesize of output 7 [2021-11-23 01:14:55,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:55,426 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:55,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:55,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:55,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:55,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:55,981 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:55,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 563 states and 662 transitions. [2021-11-23 01:14:56,371 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 662 transitions. [2021-11-23 01:14:56,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:56,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,694 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 8 [2021-11-23 01:14:56,711 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 11 treesize of output 7 [2021-11-23 01:14:56,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:56,725 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:57,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:57,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:57,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:57,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:57,591 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:57,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:57,696 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:57,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 564 states and 663 transitions. [2021-11-23 01:14:57,715 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 663 transitions. [2021-11-23 01:14:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:57,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:14:58,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,132 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 8 [2021-11-23 01:14:58,143 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 11 treesize of output 7 [2021-11-23 01:14:58,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:58,160 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:14:58,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:58,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:14:58,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:14:58,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:14:58,695 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:14:58,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:14:59,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 565 states and 664 transitions. [2021-11-23 01:14:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 664 transitions. [2021-11-23 01:14:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:59,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:59,737 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 8 [2021-11-23 01:14:59,746 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 11 treesize of output 7 [2021-11-23 01:14:59,764 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:14:59,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:01,024 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:15:01,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:15:01,104 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:15:01,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:15:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 566 states and 665 transitions. [2021-11-23 01:15:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 665 transitions. [2021-11-23 01:15:02,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:02,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,825 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 8 [2021-11-23 01:15:02,836 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 11 treesize of output 7 [2021-11-23 01:15:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:02,851 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:03,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:03,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:03,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:03,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:03,611 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:03,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:04,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 567 states and 666 transitions. [2021-11-23 01:15:04,218 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 666 transitions. [2021-11-23 01:15:04,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:04,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,613 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 8 [2021-11-23 01:15:04,629 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 11 treesize of output 7 [2021-11-23 01:15:04,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:04,645 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:04,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:04,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:04,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:04,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:04,713 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:04,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:05,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 568 states and 667 transitions. [2021-11-23 01:15:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 667 transitions. [2021-11-23 01:15:05,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:05,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:05,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,782 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 8 [2021-11-23 01:15:05,793 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 11 treesize of output 7 [2021-11-23 01:15:05,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:05,808 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:06,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:06,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:06,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:06,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:06,357 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:06,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 569 states and 668 transitions. [2021-11-23 01:15:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 668 transitions. [2021-11-23 01:15:06,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:06,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,259 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 8 [2021-11-23 01:15:07,278 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 11 treesize of output 7 [2021-11-23 01:15:07,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:07,289 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:07,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:07,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:08,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:08,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:08,234 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:08,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:08,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 570 states and 669 transitions. [2021-11-23 01:15:08,890 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 669 transitions. [2021-11-23 01:15:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:08,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:09,316 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 8 [2021-11-23 01:15:09,333 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 11 treesize of output 7 [2021-11-23 01:15:09,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:09,350 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:09,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:09,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:10,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:10,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:10,136 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:10,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 571 states and 670 transitions. [2021-11-23 01:15:10,686 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 670 transitions. [2021-11-23 01:15:10,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:10,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:15:11,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,058 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 8 [2021-11-23 01:15:11,067 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 11 treesize of output 7 [2021-11-23 01:15:11,086 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:15:11,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:12,103 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:15:12,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:15:12,946 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:15:12,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:15:14,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 572 states and 671 transitions. [2021-11-23 01:15:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 671 transitions. [2021-11-23 01:15:14,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:14,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:14,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,984 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 8 [2021-11-23 01:15:14,994 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 11 treesize of output 7 [2021-11-23 01:15:15,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:15,010 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:15,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:15,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:15,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:15,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:15,726 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:15,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:16,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:16,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 573 states and 672 transitions. [2021-11-23 01:15:16,305 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 672 transitions. [2021-11-23 01:15:16,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:16,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,719 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 8 [2021-11-23 01:15:16,736 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 11 treesize of output 7 [2021-11-23 01:15:16,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:16,747 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:16,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:16,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:16,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:16,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:16,811 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:16,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:17,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 574 states and 673 transitions. [2021-11-23 01:15:17,187 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 673 transitions. [2021-11-23 01:15:17,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:17,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:17,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:15:17,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,622 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 8 [2021-11-23 01:15:17,633 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 11 treesize of output 7 [2021-11-23 01:15:17,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:17,645 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:18,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:18,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:15:18,325 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:15:18,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:15:19,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 575 states and 674 transitions. [2021-11-23 01:15:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 674 transitions. [2021-11-23 01:15:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:19,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,644 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 8 [2021-11-23 01:15:19,655 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 11 treesize of output 7 [2021-11-23 01:15:19,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:19,672 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:20,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:20,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:20,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:20,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:20,453 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:20,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:20,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 576 states and 675 transitions. [2021-11-23 01:15:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 675 transitions. [2021-11-23 01:15:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:20,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:15:20,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,953 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 8 [2021-11-23 01:15:20,962 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 11 treesize of output 7 [2021-11-23 01:15:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:20,973 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:21,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:21,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:15:21,053 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:15:21,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:15:21,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:22,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 577 states and 676 transitions. [2021-11-23 01:15:22,012 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 676 transitions. [2021-11-23 01:15:22,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:22,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:22,354 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 8 [2021-11-23 01:15:22,373 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 11 treesize of output 7 [2021-11-23 01:15:22,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:22,399 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:22,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:22,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:23,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:23,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:23,180 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:23,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 578 states and 677 transitions. [2021-11-23 01:15:23,750 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 677 transitions. [2021-11-23 01:15:23,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:23,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:24,175 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 8 [2021-11-23 01:15:24,197 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 11 treesize of output 7 [2021-11-23 01:15:24,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:24,209 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:24,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:24,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:24,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:24,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:24,655 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:24,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:25,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 579 states and 678 transitions. [2021-11-23 01:15:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 678 transitions. [2021-11-23 01:15:25,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:25,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,581 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 8 [2021-11-23 01:15:25,595 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 11 treesize of output 7 [2021-11-23 01:15:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:25,608 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:25,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:25,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:26,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:26,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:26,398 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:26,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 580 states and 679 transitions. [2021-11-23 01:15:26,775 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 679 transitions. [2021-11-23 01:15:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:26,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:27,161 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 8 [2021-11-23 01:15:27,172 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 11 treesize of output 7 [2021-11-23 01:15:27,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:27,187 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:27,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:27,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:27,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:27,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:27,817 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:27,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:27,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 581 states and 680 transitions. [2021-11-23 01:15:27,941 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 680 transitions. [2021-11-23 01:15:27,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:27,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,456 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 8 [2021-11-23 01:15:28,469 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 11 treesize of output 7 [2021-11-23 01:15:28,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:28,483 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:29,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:29,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:29,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:29,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:29,423 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:29,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:29,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 582 states and 681 transitions. [2021-11-23 01:15:29,996 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 681 transitions. [2021-11-23 01:15:29,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:29,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:30,375 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 8 [2021-11-23 01:15:30,389 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 11 treesize of output 7 [2021-11-23 01:15:30,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:30,401 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:30,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:30,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:31,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:31,296 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:31,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:31,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 583 states and 682 transitions. [2021-11-23 01:15:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 682 transitions. [2021-11-23 01:15:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:31,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,760 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 8 [2021-11-23 01:15:31,768 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 11 treesize of output 7 [2021-11-23 01:15:31,787 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:15:31,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:33,139 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:15:33,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:15:33,227 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:15:33,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:15:33,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:33,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 584 states and 683 transitions. [2021-11-23 01:15:33,605 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 683 transitions. [2021-11-23 01:15:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:33,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:33,962 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 8 [2021-11-23 01:15:33,976 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 11 treesize of output 7 [2021-11-23 01:15:33,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:33,988 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:34,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:34,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:34,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:34,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:34,789 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:34,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:35,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:35,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 585 states and 684 transitions. [2021-11-23 01:15:35,209 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 684 transitions. [2021-11-23 01:15:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:35,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:35,667 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 8 [2021-11-23 01:15:35,684 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 11 treesize of output 7 [2021-11-23 01:15:35,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:35,697 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:35,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:35,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:35,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:35,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:35,765 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:35,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:36,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 586 states and 685 transitions. [2021-11-23 01:15:36,165 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 685 transitions. [2021-11-23 01:15:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:36,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,658 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 8 [2021-11-23 01:15:36,670 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 11 treesize of output 7 [2021-11-23 01:15:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:36,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:37,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:37,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:37,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:37,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:37,247 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:37,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:37,622 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:37,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 587 states and 686 transitions. [2021-11-23 01:15:37,642 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 686 transitions. [2021-11-23 01:15:37,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:37,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:37,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:38,019 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 8 [2021-11-23 01:15:38,028 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 11 treesize of output 7 [2021-11-23 01:15:38,046 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:15:38,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:39,399 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:15:39,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:15:40,135 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:15:40,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:15:41,489 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 588 states and 687 transitions. [2021-11-23 01:15:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 687 transitions. [2021-11-23 01:15:41,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:41,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:41,882 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 8 [2021-11-23 01:15:41,894 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 11 treesize of output 7 [2021-11-23 01:15:41,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:41,909 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:42,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:42,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:42,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:42,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:42,685 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:42,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:43,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:43,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 589 states and 688 transitions. [2021-11-23 01:15:43,076 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 688 transitions. [2021-11-23 01:15:43,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:43,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:43,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,455 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 8 [2021-11-23 01:15:43,471 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 11 treesize of output 7 [2021-11-23 01:15:43,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:43,482 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:43,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:43,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:44,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:44,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:44,306 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:44,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:44,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 590 states and 689 transitions. [2021-11-23 01:15:44,713 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 689 transitions. [2021-11-23 01:15:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:44,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,106 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 8 [2021-11-23 01:15:45,117 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 11 treesize of output 7 [2021-11-23 01:15:45,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:45,133 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:45,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:45,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:45,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:45,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:45,460 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:45,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 591 states and 690 transitions. [2021-11-23 01:15:45,881 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 690 transitions. [2021-11-23 01:15:45,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:45,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:46,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,441 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 8 [2021-11-23 01:15:46,456 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 11 treesize of output 7 [2021-11-23 01:15:46,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:46,470 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:46,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:46,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:46,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:46,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:46,950 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:46,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:47,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 592 states and 691 transitions. [2021-11-23 01:15:47,356 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 691 transitions. [2021-11-23 01:15:47,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:47,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:47,742 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 8 [2021-11-23 01:15:47,759 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 11 treesize of output 7 [2021-11-23 01:15:47,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:47,772 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:48,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:48,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:48,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:48,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:48,662 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:48,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 593 states and 692 transitions. [2021-11-23 01:15:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 692 transitions. [2021-11-23 01:15:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:49,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:49,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:49,539 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 8 [2021-11-23 01:15:49,549 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 11 treesize of output 7 [2021-11-23 01:15:49,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:49,565 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:49,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:49,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:49,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:49,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:49,632 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:49,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 594 states and 693 transitions. [2021-11-23 01:15:50,290 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 693 transitions. [2021-11-23 01:15:50,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:50,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:50,771 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 8 [2021-11-23 01:15:50,782 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 11 treesize of output 7 [2021-11-23 01:15:50,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:50,796 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:51,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:51,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:51,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:51,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:51,359 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:51,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 595 states and 694 transitions. [2021-11-23 01:15:52,020 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 694 transitions. [2021-11-23 01:15:52,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:52,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:15:52,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,525 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 8 [2021-11-23 01:15:52,535 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 11 treesize of output 7 [2021-11-23 01:15:52,556 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:15:52,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:52,640 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:15:52,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:15:52,736 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:15:52,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:15:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:53,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 596 states and 695 transitions. [2021-11-23 01:15:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 695 transitions. [2021-11-23 01:15:53,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:53,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:53,627 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 8 [2021-11-23 01:15:53,637 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 11 treesize of output 7 [2021-11-23 01:15:53,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:53,651 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:54,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:54,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:54,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:54,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:54,550 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:54,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:55,112 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:55,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:55,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 597 states and 696 transitions. [2021-11-23 01:15:55,129 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 696 transitions. [2021-11-23 01:15:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:55,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:55,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:15:55,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,557 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 8 [2021-11-23 01:15:55,568 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 11 treesize of output 7 [2021-11-23 01:15:55,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:55,579 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:56,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:56,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:15:56,365 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:15:56,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:15:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 598 states and 697 transitions. [2021-11-23 01:15:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 697 transitions. [2021-11-23 01:15:57,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:57,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,675 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 8 [2021-11-23 01:15:57,688 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 11 treesize of output 7 [2021-11-23 01:15:57,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:57,704 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:58,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:58,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:15:58,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:15:58,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:58,639 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:15:58,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:15:59,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:59,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 599 states and 698 transitions. [2021-11-23 01:15:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 698 transitions. [2021-11-23 01:15:59,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:15:59,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:59,724 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 8 [2021-11-23 01:15:59,735 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 11 treesize of output 7 [2021-11-23 01:15:59,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:59,746 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:15:59,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:15:59,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:15:59,816 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:15:59,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:16:00,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:00,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 600 states and 699 transitions. [2021-11-23 01:16:00,855 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 699 transitions. [2021-11-23 01:16:00,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:00,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:01,374 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 8 [2021-11-23 01:16:01,390 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 11 treesize of output 7 [2021-11-23 01:16:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:01,403 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:01,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:01,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:01,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:01,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:01,798 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:01,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 601 states and 700 transitions. [2021-11-23 01:16:02,386 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 700 transitions. [2021-11-23 01:16:02,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:02,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,805 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 8 [2021-11-23 01:16:02,818 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 11 treesize of output 7 [2021-11-23 01:16:02,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:02,833 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:02,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:02,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:03,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:03,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:03,292 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:03,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:03,688 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 602 states and 701 transitions. [2021-11-23 01:16:03,705 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 701 transitions. [2021-11-23 01:16:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:03,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:04,143 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 8 [2021-11-23 01:16:04,153 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 11 treesize of output 7 [2021-11-23 01:16:04,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:04,169 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:04,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:04,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:04,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:04,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:04,907 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:04,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 603 states and 702 transitions. [2021-11-23 01:16:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 702 transitions. [2021-11-23 01:16:05,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:05,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,955 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 8 [2021-11-23 01:16:05,970 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 11 treesize of output 7 [2021-11-23 01:16:05,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:05,983 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:06,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:06,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:06,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:06,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:06,932 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:06,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 604 states and 703 transitions. [2021-11-23 01:16:07,476 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 703 transitions. [2021-11-23 01:16:07,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:07,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,009 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 8 [2021-11-23 01:16:08,019 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 11 treesize of output 7 [2021-11-23 01:16:08,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:08,039 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:08,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:08,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:08,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:08,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:08,645 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:08,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:09,316 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 605 states and 704 transitions. [2021-11-23 01:16:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 704 transitions. [2021-11-23 01:16:09,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:09,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:09,854 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 8 [2021-11-23 01:16:09,867 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 11 treesize of output 7 [2021-11-23 01:16:09,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:09,880 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:10,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:10,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:10,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:10,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:10,883 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:10,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:11,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 606 states and 705 transitions. [2021-11-23 01:16:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 705 transitions. [2021-11-23 01:16:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:11,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:12,305 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 8 [2021-11-23 01:16:12,321 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 11 treesize of output 7 [2021-11-23 01:16:12,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:12,332 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:12,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:12,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:13,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:13,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:13,082 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:13,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:14,568 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:14,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 607 states and 706 transitions. [2021-11-23 01:16:14,585 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 706 transitions. [2021-11-23 01:16:14,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:14,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:15,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:15,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,043 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 8 [2021-11-23 01:16:15,053 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 11 treesize of output 7 [2021-11-23 01:16:15,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:15,075 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:15,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:15,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:15,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:15,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:15,489 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:15,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:16,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 608 states and 707 transitions. [2021-11-23 01:16:16,170 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 707 transitions. [2021-11-23 01:16:16,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:16,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:16,598 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 8 [2021-11-23 01:16:16,613 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 11 treesize of output 7 [2021-11-23 01:16:16,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:16,624 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:17,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:17,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:17,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:17,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:17,205 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:17,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:17,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 609 states and 708 transitions. [2021-11-23 01:16:17,906 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 708 transitions. [2021-11-23 01:16:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:17,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:18,325 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 8 [2021-11-23 01:16:18,341 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 11 treesize of output 7 [2021-11-23 01:16:18,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:18,356 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:18,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:18,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:18,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:18,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:18,760 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:18,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 610 states and 709 transitions. [2021-11-23 01:16:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 709 transitions. [2021-11-23 01:16:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:20,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:20,808 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 8 [2021-11-23 01:16:20,820 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 11 treesize of output 7 [2021-11-23 01:16:20,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:20,832 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:20,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:20,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:16:20,919 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:16:20,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:16:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 611 states and 710 transitions. [2021-11-23 01:16:21,712 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 710 transitions. [2021-11-23 01:16:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:21,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:22,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:16:22,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,152 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 8 [2021-11-23 01:16:22,160 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 11 treesize of output 7 [2021-11-23 01:16:22,181 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:16:22,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:22,282 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:16:22,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:16:22,376 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:16:22,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:16:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 612 states and 711 transitions. [2021-11-23 01:16:22,762 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 711 transitions. [2021-11-23 01:16:22,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:22,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:23,244 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 8 [2021-11-23 01:16:23,259 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 11 treesize of output 7 [2021-11-23 01:16:23,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:23,275 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:23,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:23,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-11-23 01:16:24,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:24,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:24,261 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:24,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:24,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 613 states and 712 transitions. [2021-11-23 01:16:24,875 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 712 transitions. [2021-11-23 01:16:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:24,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:24,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:25,379 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 8 [2021-11-23 01:16:25,392 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 11 treesize of output 7 [2021-11-23 01:16:25,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:25,405 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:25,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:25,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:26,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:26,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:26,270 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:26,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 614 states and 713 transitions. [2021-11-23 01:16:26,676 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 713 transitions. [2021-11-23 01:16:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:26,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:27,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,125 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 8 [2021-11-23 01:16:27,136 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 11 treesize of output 7 [2021-11-23 01:16:27,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:27,151 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:27,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:27,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:27,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:27,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:27,220 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:27,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:28,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 615 states and 714 transitions. [2021-11-23 01:16:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 714 transitions. [2021-11-23 01:16:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:28,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,232 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 8 [2021-11-23 01:16:29,243 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 11 treesize of output 7 [2021-11-23 01:16:29,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:29,254 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:30,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:30,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:16:30,070 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:16:30,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:16:30,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 616 states and 715 transitions. [2021-11-23 01:16:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 715 transitions. [2021-11-23 01:16:30,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:30,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:30,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,758 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 8 [2021-11-23 01:16:30,772 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 11 treesize of output 7 [2021-11-23 01:16:30,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:30,786 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:30,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:30,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:30,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:30,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:30,854 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:30,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 617 states and 716 transitions. [2021-11-23 01:16:31,256 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 716 transitions. [2021-11-23 01:16:31,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:31,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:31,653 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 8 [2021-11-23 01:16:31,670 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 11 treesize of output 7 [2021-11-23 01:16:31,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:31,680 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:32,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:32,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:32,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:32,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:32,521 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:32,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 618 states and 717 transitions. [2021-11-23 01:16:33,132 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 717 transitions. [2021-11-23 01:16:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:33,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:33,627 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 8 [2021-11-23 01:16:33,639 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 11 treesize of output 7 [2021-11-23 01:16:33,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:33,653 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:33,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:33,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:33,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:33,722 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:33,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:34,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 619 states and 718 transitions. [2021-11-23 01:16:34,120 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 718 transitions. [2021-11-23 01:16:34,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:34,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:34,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,559 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 8 [2021-11-23 01:16:34,571 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 11 treesize of output 7 [2021-11-23 01:16:34,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:34,588 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:35,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:35,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:35,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:35,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:35,173 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:35,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:35,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 620 states and 719 transitions. [2021-11-23 01:16:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 719 transitions. [2021-11-23 01:16:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:35,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:35,792 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 8 [2021-11-23 01:16:35,806 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 11 treesize of output 7 [2021-11-23 01:16:35,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:35,821 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:36,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:36,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:36,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:36,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:36,749 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:36,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:38,297 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 621 states and 720 transitions. [2021-11-23 01:16:38,314 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 720 transitions. [2021-11-23 01:16:38,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:38,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:38,849 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 8 [2021-11-23 01:16:38,865 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 11 treesize of output 7 [2021-11-23 01:16:38,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:38,881 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:39,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:39,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:39,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:39,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:39,302 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:39,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:39,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:39,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 622 states and 721 transitions. [2021-11-23 01:16:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 721 transitions. [2021-11-23 01:16:39,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:39,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:40,069 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 8 [2021-11-23 01:16:40,079 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 11 treesize of output 7 [2021-11-23 01:16:40,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:40,098 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:40,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:40,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:40,165 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:40,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:40,172 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:40,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:41,639 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:41,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 623 states and 722 transitions. [2021-11-23 01:16:41,656 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 722 transitions. [2021-11-23 01:16:41,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:41,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:42,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:42,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:42,049 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 8 [2021-11-23 01:16:42,064 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 11 treesize of output 7 [2021-11-23 01:16:42,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:42,077 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:42,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:42,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:42,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:42,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:42,922 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:42,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 624 states and 723 transitions. [2021-11-23 01:16:43,047 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 723 transitions. [2021-11-23 01:16:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:43,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:43,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:43,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:43,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:43,491 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 8 [2021-11-23 01:16:43,504 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 11 treesize of output 7 [2021-11-23 01:16:43,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:43,519 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:44,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:44,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:44,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:44,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:44,538 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:44,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:44,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 625 states and 724 transitions. [2021-11-23 01:16:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 724 transitions. [2021-11-23 01:16:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:44,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:44,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:45,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:45,485 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 8 [2021-11-23 01:16:45,499 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 11 treesize of output 7 [2021-11-23 01:16:45,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:45,510 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:46,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:46,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:46,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:46,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:46,105 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:46,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:47,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:47,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 626 states and 725 transitions. [2021-11-23 01:16:47,453 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 725 transitions. [2021-11-23 01:16:47,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:47,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:47,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:47,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:16:47,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:47,760 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 8 [2021-11-23 01:16:47,771 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 11 treesize of output 7 [2021-11-23 01:16:47,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:47,782 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:47,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:47,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:16:47,865 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:16:47,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:16:48,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:48,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 627 states and 726 transitions. [2021-11-23 01:16:48,993 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 726 transitions. [2021-11-23 01:16:48,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:48,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:48,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:49,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:49,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:49,271 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 8 [2021-11-23 01:16:49,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:16:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:49,299 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:49,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:49,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:49,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:49,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:49,362 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:49,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:50,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:50,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:50,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 628 states and 727 transitions. [2021-11-23 01:16:50,043 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 727 transitions. [2021-11-23 01:16:50,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:50,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:50,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:50,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:50,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:50,473 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 8 [2021-11-23 01:16:50,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 01:16:50,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:50,499 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:51,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:51,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:51,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:51,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:51,490 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:51,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:51,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:51,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:51,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 629 states and 728 transitions. [2021-11-23 01:16:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 728 transitions. [2021-11-23 01:16:51,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:51,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:51,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:52,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:52,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:52,144 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 8 [2021-11-23 01:16:52,160 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 11 treesize of output 7 [2021-11-23 01:16:52,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:52,174 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:52,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:52,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:53,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:53,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:53,132 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:53,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:53,244 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:53,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:53,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 630 states and 729 transitions. [2021-11-23 01:16:53,261 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 729 transitions. [2021-11-23 01:16:53,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:53,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:53,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:53,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:53,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:53,827 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 8 [2021-11-23 01:16:53,841 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 11 treesize of output 7 [2021-11-23 01:16:53,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:53,855 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:54,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:54,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:54,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:54,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:54,288 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:54,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:54,877 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:54,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 631 states and 730 transitions. [2021-11-23 01:16:54,894 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 730 transitions. [2021-11-23 01:16:54,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:54,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:54,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:55,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:16:55,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:55,323 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 8 [2021-11-23 01:16:55,334 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 11 treesize of output 7 [2021-11-23 01:16:55,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:55,346 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:56,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:56,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 30 [2021-11-23 01:16:56,227 INFO L354 Elim1Store]: treesize reduction 106, result has 17.2 percent of original size [2021-11-23 01:16:56,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 46 [2021-11-23 01:16:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:57,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:57,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 632 states and 731 transitions. [2021-11-23 01:16:57,315 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 731 transitions. [2021-11-23 01:16:57,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:57,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:57,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:57,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:57,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:57,750 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 8 [2021-11-23 01:16:57,763 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 11 treesize of output 7 [2021-11-23 01:16:57,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:57,778 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:16:58,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:58,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:16:58,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:16:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:58,380 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:16:58,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:16:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:58,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:58,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 633 states and 732 transitions. [2021-11-23 01:16:58,941 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 732 transitions. [2021-11-23 01:16:58,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:58,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:58,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:59,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:16:59,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:59,415 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 8 [2021-11-23 01:16:59,425 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 11 treesize of output 7 [2021-11-23 01:16:59,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:16:59,440 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:17:00,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:17:00,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:17:00,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:17:00,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:17:00,032 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:17:00,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-11-23 01:17:00,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:00,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 634 states and 733 transitions. [2021-11-23 01:17:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 733 transitions. [2021-11-23 01:17:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:17:00,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:00,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:00,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:17:00,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:00,673 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 8 [2021-11-23 01:17:00,682 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 11 treesize of output 7 [2021-11-23 01:17:00,699 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:17:00,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:17:02,139 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:17:02,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 34 treesize of output 32 [2021-11-23 01:17:03,078 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-11-23 01:17:03,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 50 [2021-11-23 01:17:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 635 states and 734 transitions. [2021-11-23 01:17:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 734 transitions. [2021-11-23 01:17:04,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:17:04,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:04,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:05,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:17:05,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:05,456 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 8 [2021-11-23 01:17:05,469 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 11 treesize of output 7 [2021-11-23 01:17:05,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:17:05,483 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 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:17:05,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:17:05,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 36 treesize of output 32 [2021-11-23 01:17:05,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:17:05,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:17:05,969 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-11-23 01:17:05,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42