./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array3_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array3_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL --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 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:34:10,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:34:10,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:34:10,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:34:10,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:34:10,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:34:10,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:34:10,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:34:10,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:34:10,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:34:10,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:34:10,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:34:10,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:34:10,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:34:10,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:34:10,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:34:10,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:34:10,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:34:10,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:34:10,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:34:10,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:34:10,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:34:10,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:34:10,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:34:10,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:34:10,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:34:10,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:34:10,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:34:10,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:34:10,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:34:10,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:34:10,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:34:10,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:34:10,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:34:10,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:34:10,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:34:10,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:34:10,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:34:10,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:34:10,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:34:10,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:34:10,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:34:10,736 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:34:10,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:34:10,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:34:10,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:34:10,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:34:10,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:34:10,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:34:10,739 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:34:10,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:34:10,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:34:10,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:34:10,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:34:10,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:34:10,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:34:10,741 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:34:10,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:34:10,741 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:34:10,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:34:10,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:34:10,742 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:34:10,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:34:10,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:34:10,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:34:10,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:34:10,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:34:10,743 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:34:10,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:34:10,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:34:10,743 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_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 [2021-11-25 06:34:10,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:34:11,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:34:11,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:34:11,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:34:11,005 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:34:11,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-patterns/array3_pattern.c [2021-11-25 06:34:11,092 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/data/cbf4732f6/16beccf77a61439881eb4101f0d2e665/FLAG9547de998 [2021-11-25 06:34:11,616 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:34:11,616 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/sv-benchmarks/c/array-patterns/array3_pattern.c [2021-11-25 06:34:11,625 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/data/cbf4732f6/16beccf77a61439881eb4101f0d2e665/FLAG9547de998 [2021-11-25 06:34:12,008 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/data/cbf4732f6/16beccf77a61439881eb4101f0d2e665 [2021-11-25 06:34:12,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:34:12,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:34:12,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:34:12,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:34:12,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:34:12,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e0a893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12, skipping insertion in model container [2021-11-25 06:34:12,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:34:12,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:34:12,223 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_92a511c9-503d-4ded-a720-58499bf66df0/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2021-11-25 06:34:12,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:34:12,275 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:34:12,288 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_92a511c9-503d-4ded-a720-58499bf66df0/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2021-11-25 06:34:12,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:34:12,319 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:34:12,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12 WrapperNode [2021-11-25 06:34:12,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:34:12,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:34:12,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:34:12,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:34:12,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,382 INFO L137 Inliner]: procedures = 17, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2021-11-25 06:34:12,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:34:12,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:34:12,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:34:12,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:34:12,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:34:12,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:34:12,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:34:12,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:34:12,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:34:12,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:34:12,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:34:12,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a511c9-503d-4ded-a720-58499bf66df0/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:34:12,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:34:12,533 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 06:34:12,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 06:34:12,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:34:12,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:34:12,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:34:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure square [2021-11-25 06:34:12,535 INFO L138 BoogieDeclarations]: Found implementation of procedure square [2021-11-25 06:34:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:34:12,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:34:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:34:12,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:34:12,657 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:34:12,659 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:34:12,868 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:34:12,897 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:34:12,897 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 06:34:12,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:34:12 BoogieIcfgContainer [2021-11-25 06:34:12,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:34:12,900 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:34:12,901 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:34:12,911 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:34:12,912 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:34:12" (1/1) ... [2021-11-25 06:34:12,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:34:12,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2021-11-25 06:34:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-25 06:34:12,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:34:12,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:12,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:13,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:13,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:13,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2021-11-25 06:34:13,174 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-25 06:34:13,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:34:13,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:13,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:13,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:34:13,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:13,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:34:13,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 32 transitions. [2021-11-25 06:34:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2021-11-25 06:34:13,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:34:13,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:13,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:13,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:34:13,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:34:14,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:14,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 45 transitions. [2021-11-25 06:34:14,045 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2021-11-25 06:34:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:14,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:14,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:14,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:34:14,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:14,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:14,464 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:14,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:14,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:14,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:15,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:15,161 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:15,174 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:15,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:15,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:15,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:15,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:15,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:15,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:15,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:15,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:15,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 27 [2021-11-25 06:34:16,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:16,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:16,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:19,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:19,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 47 states and 96 transitions. [2021-11-25 06:34:19,388 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 96 transitions. [2021-11-25 06:34:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:19,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:19,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:19,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:34:19,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:19,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:19,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:19,555 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:19,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:19,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:34:19,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:19,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:19,888 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:19,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:19,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:19,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:19,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:19,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:19,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:19,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:19,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:20,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 42 [2021-11-25 06:34:20,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:20,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:20,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:20,982 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:21,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 49 states and 104 transitions. [2021-11-25 06:34:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 104 transitions. [2021-11-25 06:34:21,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:21,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:21,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:21,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:34:21,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:21,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:21,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:21,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:34:21,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:34:21,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:34:21,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:21,687 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:21,695 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:21,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:21,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:21,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:21,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:21,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:21,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:21,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:21,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:21,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 42 [2021-11-25 06:34:22,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:22,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:22,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:22,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:22,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 51 states and 112 transitions. [2021-11-25 06:34:22,826 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 112 transitions. [2021-11-25 06:34:22,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:22,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:22,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:22,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-25 06:34:22,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:22,923 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 [2021-11-25 06:34:23,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:23,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:23,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:23,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:23,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:23,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:23,634 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:23,643 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:23,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:23,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:23,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:23,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:23,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:23,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:23,730 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:23,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 42 [2021-11-25 06:34:24,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:24,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:24,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:24,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 53 states and 120 transitions. [2021-11-25 06:34:25,206 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 120 transitions. [2021-11-25 06:34:25,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:25,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:25,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:25,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:34:25,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:25,332 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 [2021-11-25 06:34:25,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:25,365 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:34:25,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:34:25,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:34:25,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:25,802 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:25,812 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:25,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:25,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:25,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:25,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:25,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:25,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:25,877 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:25,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:25,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 27 [2021-11-25 06:34:26,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:26,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:26,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:26,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:27,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 55 states and 128 transitions. [2021-11-25 06:34:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 128 transitions. [2021-11-25 06:34:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:27,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:27,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:27,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:34:27,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:27,127 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 [2021-11-25 06:34:27,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:27,158 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:27,163 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:27,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:27,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:27,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:27,542 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:27,549 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:27,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:27,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:27,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:27,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:27,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:27,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:27,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:27,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 27 [2021-11-25 06:34:28,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:28,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:28,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 57 states and 136 transitions. [2021-11-25 06:34:28,715 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 136 transitions. [2021-11-25 06:34:28,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:28,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:28,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:28,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:28,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:34:28,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:28,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:28,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:28,833 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:28,847 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:28,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:28,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:29,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:29,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:29,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:29,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:29,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:29,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:29,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:29,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:29,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:29,273 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:29,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:29,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:34:30,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:30,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:30,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:30,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:30,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 59 states and 144 transitions. [2021-11-25 06:34:30,211 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 144 transitions. [2021-11-25 06:34:30,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:30,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:30,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:30,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:34:30,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:30,309 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 [2021-11-25 06:34:30,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:30,346 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:30,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:30,357 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 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:34:30,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:30,614 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:30,621 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:30,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:30,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:30,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:30,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:30,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:30,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:30,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:30,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:34:31,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:31,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:31,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:31,587 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 61 states and 152 transitions. [2021-11-25 06:34:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 152 transitions. [2021-11-25 06:34:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:31,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:31,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:31,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:34:31,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:31,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:31,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:31,729 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:31,734 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:31,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:31,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:31,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:31,968 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:31,974 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:31,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:31,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:31,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:31,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:32,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:32,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:32,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:32,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:32,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 27 [2021-11-25 06:34:32,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:32,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:32,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:32,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:32,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:32,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 63 states and 160 transitions. [2021-11-25 06:34:32,984 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 160 transitions. [2021-11-25 06:34:32,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:32,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:32,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:33,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:34:33,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:33,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:33,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:33,107 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:33,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:33,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:34:33,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:33,364 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:33,371 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:33,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:33,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:33,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:33,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:33,426 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:33,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:33,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:34:34,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:34,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:34,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:34,394 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:34,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:34,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 65 states and 168 transitions. [2021-11-25 06:34:34,418 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 168 transitions. [2021-11-25 06:34:34,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:34,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:34,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:34,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:34:34,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:34,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:34,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:34,532 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:34,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:34,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:34,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:34,881 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:34,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:34,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:34,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:34,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:34,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:34,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:34,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:34,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:35,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:35,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:34:35,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:35,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:35,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 67 states and 176 transitions. [2021-11-25 06:34:36,041 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 176 transitions. [2021-11-25 06:34:36,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:36,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:36,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:36,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:34:36,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:36,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:36,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-25 06:34:36,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:36,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:36,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:36,462 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:36,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:36,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 158 [2021-11-25 06:34:36,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2021-11-25 06:34:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:36,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 136 [2021-11-25 06:34:36,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:36,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:34:37,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:37,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:37,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:37,666 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:37,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 69 states and 184 transitions. [2021-11-25 06:34:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 184 transitions. [2021-11-25 06:34:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:37,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:37,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:37,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:34:37,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:37,780 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 [2021-11-25 06:34:37,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:37,803 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:37,806 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:37,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:37,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:38,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:38,112 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:38,120 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:38,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:38,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:38,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:38,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:38,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:38,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:38,178 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:38,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:38,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 27 [2021-11-25 06:34:39,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:39,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:39,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:39,384 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:39,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:39,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 71 states and 192 transitions. [2021-11-25 06:34:39,429 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 192 transitions. [2021-11-25 06:34:39,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:39,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:39,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:39,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:34:39,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:39,512 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 [2021-11-25 06:34:39,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:39,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:39,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:39,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:39,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:39,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:39,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:39,794 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:39,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:39,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:39,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:39,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:39,824 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:39,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:39,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:39,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:34:40,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:40,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:40,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:40,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:41,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:41,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 73 states and 200 transitions. [2021-11-25 06:34:41,024 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 200 transitions. [2021-11-25 06:34:41,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:41,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:41,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:41,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-25 06:34:41,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:41,105 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 [2021-11-25 06:34:41,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:41,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:41,132 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:41,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:41,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:41,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:41,446 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:41,454 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:41,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:41,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:41,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:41,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:41,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:41,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:41,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:41,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:34:42,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:42,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:42,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:42,672 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:42,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:42,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 75 states and 208 transitions. [2021-11-25 06:34:42,706 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 208 transitions. [2021-11-25 06:34:42,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:42,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:42,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:42,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:34:42,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:42,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:42,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:42,817 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:42,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:42,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:34:43,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:43,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:43,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:43,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:43,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:43,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:43,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:43,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:43,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:43,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:43,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:43,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 42 [2021-11-25 06:34:44,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:44,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:44,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:44,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:44,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 77 states and 216 transitions. [2021-11-25 06:34:44,772 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 216 transitions. [2021-11-25 06:34:44,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:44,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:44,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:44,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:34:44,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:44,864 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 [2021-11-25 06:34:44,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:44,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:34:44,900 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 0 case distinctions, treesize of input 30 treesize of output 30 [2021-11-25 06:34:44,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:34:44,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:34:45,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:45,256 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:45,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:45,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:45,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:45,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:45,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:45,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:45,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:45,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:45,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:45,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 42 [2021-11-25 06:34:46,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:46,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:46,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:46,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:46,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 79 states and 224 transitions. [2021-11-25 06:34:46,729 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 224 transitions. [2021-11-25 06:34:46,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:46,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:46,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:46,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:34:46,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:46,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:46,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:46,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:46,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:46,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:34:47,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:47,165 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:47,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:47,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:47,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:47,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:47,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:47,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:47,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:47,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:47,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:47,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 27 [2021-11-25 06:34:48,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:48,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:48,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:48,676 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:48,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 81 states and 232 transitions. [2021-11-25 06:34:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 232 transitions. [2021-11-25 06:34:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:48,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:48,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:48,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:34:48,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:48,798 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 [2021-11-25 06:34:48,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:48,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:48,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:48,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:34:49,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:49,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:49,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:49,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:49,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:49,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 158 [2021-11-25 06:34:49,346 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 0 case distinctions, treesize of input 162 treesize of output 154 [2021-11-25 06:34:49,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:49,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 136 [2021-11-25 06:34:49,414 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:49,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:49,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 42 [2021-11-25 06:34:50,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:50,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:50,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:51,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 83 states and 240 transitions. [2021-11-25 06:34:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 240 transitions. [2021-11-25 06:34:51,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:51,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:51,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:51,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:34:51,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:51,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:51,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:51,635 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:34:51,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:34:51,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:34:51,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:51,988 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:51,996 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:52,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:52,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:52,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:52,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:52,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:52,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:52,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:52,106 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:52,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:52,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:34:53,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:53,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:53,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:53,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:53,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 85 states and 248 transitions. [2021-11-25 06:34:53,635 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 248 transitions. [2021-11-25 06:34:53,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:53,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:53,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:53,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:34:53,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:53,719 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 [2021-11-25 06:34:53,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:53,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:53,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:53,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:53,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:53,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:53,982 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:53,990 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:54,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:54,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:54,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:54,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:54,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:54,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:54,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:54,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:34:55,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:55,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:55,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:55,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:55,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 87 states and 256 transitions. [2021-11-25 06:34:55,446 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 256 transitions. [2021-11-25 06:34:55,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:55,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:55,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:55,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:34:55,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:55,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:34:55,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:55,562 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:55,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:55,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:55,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:55,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:55,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:55,800 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:55,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:55,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:55,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:55,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:55,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:55,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:55,884 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:55,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:55,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 27 [2021-11-25 06:34:57,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:57,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:57,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:57,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:57,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:57,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 89 states and 264 transitions. [2021-11-25 06:34:57,768 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 264 transitions. [2021-11-25 06:34:57,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:57,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:57,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:57,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:34:57,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:57,865 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 [2021-11-25 06:34:57,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:57,887 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:34:57,891 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:34:57,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:57,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:34:58,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:58,139 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:34:58,146 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 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:34:58,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:58,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:58,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:58,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:34:58,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:58,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:34:58,222 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:34:58,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:34:58,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 42 [2021-11-25 06:34:59,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:59,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:59,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:34:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:59,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:59,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 91 states and 272 transitions. [2021-11-25 06:34:59,994 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 272 transitions. [2021-11-25 06:34:59,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:34:59,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:59,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:00,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:35:00,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:00,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:00,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:00,141 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:00,144 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:00,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:00,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:00,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:00,468 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:35:00,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:35:00,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:00,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:00,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:00,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:35:00,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:00,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:35:00,551 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:00,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:00,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:35:02,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:02,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:02,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:02,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 93 states and 280 transitions. [2021-11-25 06:35:02,322 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 280 transitions. [2021-11-25 06:35:02,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:02,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:02,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:02,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:35:02,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:02,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:02,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:02,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:02,432 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:02,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:02,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:02,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:02,839 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 160 [2021-11-25 06:35:02,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 152 [2021-11-25 06:35:02,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:02,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:02,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:02,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 136 [2021-11-25 06:35:02,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:02,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2021-11-25 06:35:02,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:02,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:35:04,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:04,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:04,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:04,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 95 states and 288 transitions. [2021-11-25 06:35:04,686 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 288 transitions. [2021-11-25 06:35:04,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:04,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:04,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:04,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:35:04,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:04,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:04,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:04,897 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:04,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:04,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:35:05,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:05,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:05,817 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:05,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:05,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:05,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:05,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:05,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:05,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:05,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:05,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:05,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:35:07,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:07,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:07,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:07,948 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 98 states and 299 transitions. [2021-11-25 06:35:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 299 transitions. [2021-11-25 06:35:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:09,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:09,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:09,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:35:09,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:09,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:09,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:09,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:09,551 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:09,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:09,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:10,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:10,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:10,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:10,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:10,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:10,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:10,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:10,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:10,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:10,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:10,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:10,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:35:12,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:12,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:12,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:12,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:12,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:12,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 100 states and 307 transitions. [2021-11-25 06:35:12,689 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 307 transitions. [2021-11-25 06:35:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:12,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:12,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:12,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 65 conjunts are in the unsatisfiable core [2021-11-25 06:35:12,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:12,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:12,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:12,811 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:12,815 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:12,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:12,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:13,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:13,235 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:13,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:13,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:13,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:13,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:13,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:13,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:13,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:13,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:35:15,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:15,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:15,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:15,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 102 states and 315 transitions. [2021-11-25 06:35:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 315 transitions. [2021-11-25 06:35:15,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:15,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:15,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:15,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:35:15,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:15,620 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 [2021-11-25 06:35:15,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:15,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:15,645 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:15,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:15,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:16,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:16,218 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:16,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:16,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:16,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:16,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:16,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:16,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:16,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:16,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:16,392 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:16,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:16,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:35:18,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:18,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:18,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:18,576 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:18,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:18,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 104 states and 323 transitions. [2021-11-25 06:35:18,742 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 323 transitions. [2021-11-25 06:35:18,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:18,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:18,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:18,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:35:18,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:18,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:18,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:18,843 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:18,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:18,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:19,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:19,345 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:19,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:19,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:19,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:19,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:19,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:19,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:19,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:19,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:19,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:35:21,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:21,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:21,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:21,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:21,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 106 states and 331 transitions. [2021-11-25 06:35:21,456 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 331 transitions. [2021-11-25 06:35:21,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:21,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:21,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:21,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:35:21,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:21,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:21,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:21,569 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:21,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:21,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:35:22,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:22,199 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:22,208 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:22,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:22,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:22,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:22,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:22,260 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:22,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:22,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:22,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:35:24,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:24,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:24,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:24,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:25,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:25,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 108 states and 339 transitions. [2021-11-25 06:35:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 339 transitions. [2021-11-25 06:35:25,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:25,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:25,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:25,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:35:25,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:25,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:25,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:25,503 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:25,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:25,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:35:26,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:26,176 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:26,188 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:26,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:26,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:26,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:26,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:26,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:26,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:26,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:26,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:26,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:35:28,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:28,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:28,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:28,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:28,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 110 states and 347 transitions. [2021-11-25 06:35:28,900 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 347 transitions. [2021-11-25 06:35:28,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:28,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:28,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:28,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2021-11-25 06:35:28,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:28,994 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 [2021-11-25 06:35:29,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:29,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:29,037 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:29,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:29,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:29,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:29,394 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:29,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:29,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:29,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:29,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:29,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:29,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:29,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:29,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:29,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:35:32,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:32,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:32,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:32,097 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:32,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 112 states and 355 transitions. [2021-11-25 06:35:32,177 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 355 transitions. [2021-11-25 06:35:32,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:32,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:32,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:32,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:35:32,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:32,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:32,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:32,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:32,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:32,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:32,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:32,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:32,846 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:32,859 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:32,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:32,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:32,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:32,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:32,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:32,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:33,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:33,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:35:35,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:35,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:35,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:35,205 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:35,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 114 states and 363 transitions. [2021-11-25 06:35:35,261 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 363 transitions. [2021-11-25 06:35:35,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:35,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:35,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:35,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-25 06:35:35,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:35,331 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 [2021-11-25 06:35:35,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:35,352 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:35,355 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:35,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:35,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:35,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:35,798 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:35,806 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:35,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:35,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:35,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:35,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:35,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:35,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:35,915 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:36,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:36,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:35:38,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:38,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:38,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:38,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:38,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:38,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 116 states and 371 transitions. [2021-11-25 06:35:38,481 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 371 transitions. [2021-11-25 06:35:38,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:38,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:38,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:38,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:35:38,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:38,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:38,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:38,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:38,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:38,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:38,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:38,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:38,899 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:38,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:38,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:38,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:38,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:38,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:38,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:38,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:39,103 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:39,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:39,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:35:41,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:41,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:41,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:41,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 118 states and 379 transitions. [2021-11-25 06:35:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 379 transitions. [2021-11-25 06:35:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:41,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:41,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:41,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:35:41,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:41,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:41,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:41,708 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:41,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:41,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:41,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:42,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:42,208 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:42,217 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:42,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:42,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:42,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:42,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:42,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:42,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:42,288 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:42,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:42,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:35:44,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:44,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:44,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:44,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:44,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 120 states and 387 transitions. [2021-11-25 06:35:44,920 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 387 transitions. [2021-11-25 06:35:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:44,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:44,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:44,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:35:44,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:45,017 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 [2021-11-25 06:35:45,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:45,050 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:35:45,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:35:45,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:35:45,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:45,654 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:45,663 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:45,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:45,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:45,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:45,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:45,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:45,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:45,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:45,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:45,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:35:48,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:48,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:48,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:48,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 122 states and 395 transitions. [2021-11-25 06:35:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 395 transitions. [2021-11-25 06:35:48,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:48,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:48,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:48,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:35:48,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:48,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:48,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:48,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:48,756 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:48,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:48,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:49,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:49,277 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:49,287 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:49,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:49,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:49,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:49,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:49,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:49,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:49,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:49,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:49,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:35:52,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:52,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:52,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 124 states and 403 transitions. [2021-11-25 06:35:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 403 transitions. [2021-11-25 06:35:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:52,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:52,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:52,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:35:52,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:52,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:52,301 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:52,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:52,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:52,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:52,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:52,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:52,807 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:52,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:52,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:52,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:52,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:52,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:52,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:52,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:52,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:52,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:35:55,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:55,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:55,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:55,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 126 states and 411 transitions. [2021-11-25 06:35:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 411 transitions. [2021-11-25 06:35:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:55,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:55,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:55,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:35:55,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:55,568 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 [2021-11-25 06:35:55,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:55,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:55,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:55,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:55,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:56,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:56,087 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:56,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:56,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:56,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:56,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:56,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:56,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:56,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:56,200 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:56,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:56,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:35:59,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:59,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:59,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:35:59,069 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:59,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 128 states and 419 transitions. [2021-11-25 06:35:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 419 transitions. [2021-11-25 06:35:59,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:35:59,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:59,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:59,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:35:59,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:59,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:59,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:59,252 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:35:59,255 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:35:59,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:59,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:35:59,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:59,605 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:35:59,615 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:35:59,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:59,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:59,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:59,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:35:59,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:59,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:35:59,681 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:35:59,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:59,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:36:02,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:02,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:02,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:02,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:02,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 130 states and 427 transitions. [2021-11-25 06:36:02,662 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 427 transitions. [2021-11-25 06:36:02,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:02,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:02,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:02,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:36:02,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:02,757 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 [2021-11-25 06:36:02,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:02,773 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:02,776 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:02,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:02,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:03,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:03,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:03,300 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:03,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:03,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:03,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:03,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:03,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:03,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:03,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:03,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:03,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:36:06,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:06,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:06,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:06,631 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:06,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:06,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 132 states and 435 transitions. [2021-11-25 06:36:06,697 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 435 transitions. [2021-11-25 06:36:06,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:06,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:06,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:06,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 65 conjunts are in the unsatisfiable core [2021-11-25 06:36:06,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:06,782 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 [2021-11-25 06:36:06,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:06,808 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:06,811 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:06,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:06,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:07,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:07,149 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:07,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:07,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:07,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:07,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:07,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:07,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:07,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:07,226 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:07,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:07,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:36:10,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:10,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:10,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:10,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 134 states and 443 transitions. [2021-11-25 06:36:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 443 transitions. [2021-11-25 06:36:10,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:10,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:10,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:10,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:36:10,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:10,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:36:10,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:10,421 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:10,424 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:10,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:10,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:11,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:11,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:11,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:11,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:11,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:11,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:11,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:11,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:11,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:11,198 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:11,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:11,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:36:13,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:13,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:13,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:14,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:14,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 136 states and 451 transitions. [2021-11-25 06:36:14,257 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 451 transitions. [2021-11-25 06:36:14,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:14,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:14,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:14,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:36:14,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:14,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:36:14,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:14,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:14,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:14,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:14,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:14,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:15,004 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:15,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:15,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:15,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:15,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:15,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:15,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:15,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:15,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:15,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:36:18,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:18,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:18,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:18,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 138 states and 459 transitions. [2021-11-25 06:36:18,242 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 459 transitions. [2021-11-25 06:36:18,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:18,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:18,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:18,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:36:18,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:18,313 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 [2021-11-25 06:36:18,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:18,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:36:18,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 30 [2021-11-25 06:36:18,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:36:18,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:36:18,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:18,816 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:18,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:18,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:18,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:18,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:18,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:18,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:18,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:18,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:18,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:36:22,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:22,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:22,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:22,090 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:22,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 140 states and 467 transitions. [2021-11-25 06:36:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 467 transitions. [2021-11-25 06:36:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:22,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:22,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:22,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:36:22,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:22,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:36:22,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:22,435 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:22,439 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:22,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:22,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:23,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:23,079 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:23,090 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:23,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:23,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:23,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:23,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:23,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:23,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:23,212 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:23,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:23,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:36:26,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:26,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:26,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:26,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:26,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:26,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 142 states and 475 transitions. [2021-11-25 06:36:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 475 transitions. [2021-11-25 06:36:26,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:26,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:26,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:26,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:36:26,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:26,531 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 [2021-11-25 06:36:26,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:26,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:26,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:26,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:36:27,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:27,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:27,146 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:27,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:27,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:27,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:27,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:27,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:27,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:27,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:27,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:27,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:36:30,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:30,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:30,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:30,824 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:30,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 144 states and 483 transitions. [2021-11-25 06:36:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 483 transitions. [2021-11-25 06:36:30,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:30,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:30,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:30,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:36:30,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:30,994 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 [2021-11-25 06:36:31,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:31,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:31,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:31,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:36:31,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:31,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:31,750 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:31,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:31,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:31,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:31,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:31,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:31,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:31,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:31,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:36:35,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:35,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:35,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:35,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 146 states and 491 transitions. [2021-11-25 06:36:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 491 transitions. [2021-11-25 06:36:35,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:35,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:35,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:35,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:36:35,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:35,620 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 [2021-11-25 06:36:35,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:35,636 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:35,639 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:35,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:35,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:36,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:36,377 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:36,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:36,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:36,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:36,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:36,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:36,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:36,481 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:36,524 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:36,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:36,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:36:40,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:40,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:40,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:40,072 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 148 states and 499 transitions. [2021-11-25 06:36:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 499 transitions. [2021-11-25 06:36:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:40,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:40,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:40,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:36:40,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:40,257 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 [2021-11-25 06:36:40,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:40,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:40,276 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:40,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:40,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:40,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:40,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:40,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:40,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:40,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:40,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:40,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:40,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:40,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:40,865 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:40,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:40,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:36:44,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:44,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:44,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:44,124 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:44,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 150 states and 507 transitions. [2021-11-25 06:36:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 507 transitions. [2021-11-25 06:36:44,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:44,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:44,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:44,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:36:44,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:44,301 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 [2021-11-25 06:36:44,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:44,321 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:44,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:44,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:36:45,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:45,078 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:45,090 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:45,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:45,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:45,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:45,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:45,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:45,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:45,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:45,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:45,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:36:48,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:48,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:48,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:48,820 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:48,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:48,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 152 states and 515 transitions. [2021-11-25 06:36:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 515 transitions. [2021-11-25 06:36:48,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:48,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:48,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:48,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:36:48,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:49,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:36:49,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:49,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:49,043 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:49,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:49,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:49,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:49,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:49,800 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:49,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:49,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:49,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:49,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:49,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:49,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:49,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:49,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:36:53,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:53,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:53,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 154 states and 523 transitions. [2021-11-25 06:36:53,692 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 523 transitions. [2021-11-25 06:36:53,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:53,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:53,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:53,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:36:53,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:53,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:36:53,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:53,802 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:53,805 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:53,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:53,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:54,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:54,452 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:54,464 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:54,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:54,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:54,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:54,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:54,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:54,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:54,547 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:36:54,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:54,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:36:58,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:58,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:58,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:36:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:58,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 156 states and 531 transitions. [2021-11-25 06:36:58,173 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 531 transitions. [2021-11-25 06:36:58,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:36:58,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:58,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:58,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:36:58,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:58,254 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 [2021-11-25 06:36:58,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:58,282 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:36:58,285 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:36:58,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:58,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:36:58,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:58,658 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:36:58,670 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:36:58,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:58,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:58,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:58,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:36:58,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:58,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:36:58,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:58,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:37:02,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:02,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:02,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:02,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:02,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 158 states and 539 transitions. [2021-11-25 06:37:02,799 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 539 transitions. [2021-11-25 06:37:02,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:02,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:02,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:02,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:37:02,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:02,882 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 [2021-11-25 06:37:02,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:02,899 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:02,902 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:37:02,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:02,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:03,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:03,264 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:03,276 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:03,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:03,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:03,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:03,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:03,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:03,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:03,342 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:37:03,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:03,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:37:06,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:06,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:06,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:06,875 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:06,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:06,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 160 states and 547 transitions. [2021-11-25 06:37:06,967 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 547 transitions. [2021-11-25 06:37:06,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:06,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:06,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:07,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:37:07,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:07,060 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 [2021-11-25 06:37:07,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:07,082 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:07,085 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:37:07,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:07,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:07,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:07,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:07,790 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:07,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:07,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:07,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:07,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:07,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:07,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:07,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:37:07,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:07,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:37:11,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:11,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:11,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 162 states and 555 transitions. [2021-11-25 06:37:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 555 transitions. [2021-11-25 06:37:12,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:12,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:12,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:12,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:37:12,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:12,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:12,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:12,167 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:12,170 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:37:12,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:12,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:12,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:12,823 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:12,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:12,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:12,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:12,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:12,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:12,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:12,918 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:37:13,047 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:37:13,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:13,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:37:17,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:17,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:17,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:17,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:17,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 164 states and 563 transitions. [2021-11-25 06:37:17,344 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 563 transitions. [2021-11-25 06:37:17,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:17,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:17,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:17,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:37:17,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:17,428 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 [2021-11-25 06:37:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:17,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:17,469 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:37:17,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:17,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:18,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:18,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:18,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:18,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:18,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:18,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:18,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:18,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:18,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:18,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:37:22,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:22,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:22,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:22,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:22,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:22,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 166 states and 571 transitions. [2021-11-25 06:37:22,618 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 571 transitions. [2021-11-25 06:37:22,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:22,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:22,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:22,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:37:22,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:22,703 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 [2021-11-25 06:37:22,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:22,720 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:22,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:22,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:37:23,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:23,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:23,447 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:23,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:23,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:23,475 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:23,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:23,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:23,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:23,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:23,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:37:27,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:27,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:27,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:27,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 168 states and 579 transitions. [2021-11-25 06:37:27,877 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 579 transitions. [2021-11-25 06:37:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:27,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:27,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:27,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:37:27,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:27,966 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 [2021-11-25 06:37:28,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:28,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:28,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:37:28,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:28,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:28,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:28,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:28,802 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:28,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:28,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:28,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:28,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:28,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:28,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:28,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:28,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:37:33,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:33,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:33,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:33,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:33,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 170 states and 587 transitions. [2021-11-25 06:37:33,425 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 587 transitions. [2021-11-25 06:37:33,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:33,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:33,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:33,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:37:33,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:33,499 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 [2021-11-25 06:37:33,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:33,520 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:33,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:33,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:37:34,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:34,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:34,260 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:34,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:34,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:34,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:34,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:34,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:34,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:34,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:37:34,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:34,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:37:38,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:38,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:38,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:38,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:38,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 172 states and 595 transitions. [2021-11-25 06:37:38,593 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 595 transitions. [2021-11-25 06:37:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:38,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:38,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:38,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:37:38,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:38,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:38,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:38,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:38,722 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:37:38,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:38,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:39,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:39,131 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:39,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:39,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:39,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:39,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:39,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:39,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:39,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:39,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:39,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:37:43,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:43,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:43,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:43,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:43,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 174 states and 603 transitions. [2021-11-25 06:37:43,280 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 603 transitions. [2021-11-25 06:37:43,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:43,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:43,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:43,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:37:43,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:43,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:43,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:43,390 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:43,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:43,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:37:44,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:44,018 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:44,030 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:44,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:44,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:44,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:44,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:44,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:44,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:44,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:44,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:37:47,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:47,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:47,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:48,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:48,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 176 states and 611 transitions. [2021-11-25 06:37:48,163 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 611 transitions. [2021-11-25 06:37:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:48,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:48,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:48,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:37:48,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:48,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:48,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:48,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:48,277 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:37:48,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:48,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:48,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:48,939 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:48,951 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:48,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:48,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:48,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:48,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:49,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:49,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:49,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:49,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:37:52,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:52,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:52,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:52,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:52,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:52,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 178 states and 619 transitions. [2021-11-25 06:37:52,958 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 619 transitions. [2021-11-25 06:37:52,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:52,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:52,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:53,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:37:53,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:53,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:53,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:53,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:53,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:53,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:37:53,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:53,744 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:53,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:53,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:53,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:53,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:53,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:53,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:53,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:53,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:53,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:37:58,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:58,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:58,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:37:58,473 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:58,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 180 states and 627 transitions. [2021-11-25 06:37:58,591 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 627 transitions. [2021-11-25 06:37:58,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:37:58,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:58,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:58,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:37:58,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:58,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:58,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:58,729 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:37:58,733 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:37:58,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:58,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:37:59,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:59,505 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:37:59,519 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:37:59,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:59,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:59,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:59,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:37:59,568 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:59,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:37:59,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:37:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:59,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:38:03,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:03,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:03,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:38:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:03,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 182 states and 635 transitions. [2021-11-25 06:38:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 635 transitions. [2021-11-25 06:38:03,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:03,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:03,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:03,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:38:03,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:03,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:38:03,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:03,912 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:38:03,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:38:03,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:03,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:04,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:04,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:04,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:04,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:04,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:04,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 165 [2021-11-25 06:38:04,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 149 [2021-11-25 06:38:04,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:04,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 138 [2021-11-25 06:38:04,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:38:04,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:04,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:38:08,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:08,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:08,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:38:08,582 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 184 states and 643 transitions. [2021-11-25 06:38:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 643 transitions. [2021-11-25 06:38:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:08,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:08,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:08,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:38:08,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:08,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:38:08,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:08,804 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:38:08,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:08,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:38:09,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:09,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:38:09,194 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:38:09,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:09,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:09,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:09,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:38:09,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:09,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:38:09,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:38:09,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:09,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:38:13,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:13,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:13,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:38:13,974 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:14,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 186 states and 651 transitions. [2021-11-25 06:38:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 651 transitions. [2021-11-25 06:38:14,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:14,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:14,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:14,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:14,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:38:14,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:14,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:38:14,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:14,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:38:14,225 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:38:14,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:14,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:14,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:14,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:38:14,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:38:14,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:14,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:14,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:14,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:38:14,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:14,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:38:14,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:38:14,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:14,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:38:18,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:18,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:18,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:38:18,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:18,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:18,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 188 states and 659 transitions. [2021-11-25 06:38:18,895 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 659 transitions. [2021-11-25 06:38:18,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:18,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:18,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:18,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:38:18,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:18,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:38:19,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:19,024 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:38:19,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:19,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:38:19,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:19,556 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:38:19,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:38:19,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:19,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:19,595 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:19,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:38:19,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:19,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:38:19,803 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:38:19,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:19,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:38:25,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:25,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:25,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 20 [2021-11-25 06:38:25,457 WARN L906 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2021-11-25 06:38:26,473 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:35,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 195 states and 412 transitions. [2021-11-25 06:38:35,264 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 412 transitions. [2021-11-25 06:38:35,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:35,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:35,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:35,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:38:35,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:35,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:38:35,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:35,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:38:35,369 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:38:35,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:35,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:36,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:36,156 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:38:36,169 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:38:36,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:36,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:36,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:36,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:38:36,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:36,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:38:36,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:38:36,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:36,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:38:40,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:40,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:40,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:38:40,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 197 states and 416 transitions. [2021-11-25 06:38:40,547 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 416 transitions. [2021-11-25 06:38:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:40,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:40,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:40,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:38:40,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:40,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:38:40,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:40,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:38:40,672 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:38:40,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:40,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:41,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:41,446 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:38:41,464 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:38:41,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:41,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:41,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:41,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:38:41,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:41,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:38:41,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:41,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:38:46,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:46,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:46,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:38:46,915 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 199 states and 420 transitions. [2021-11-25 06:38:46,992 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 420 transitions. [2021-11-25 06:38:46,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:46,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:46,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:47,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:38:47,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:47,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:38:47,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:47,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:38:47,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:47,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:38:47,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:47,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:38:47,847 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:38:47,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:47,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:47,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:47,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:38:47,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:47,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:38:48,293 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:38:48,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:48,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:38:53,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:53,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:53,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:38:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:53,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:53,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 201 states and 424 transitions. [2021-11-25 06:38:53,558 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 424 transitions. [2021-11-25 06:38:53,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:53,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:53,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:53,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:38:53,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:38:53,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:38:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:53,695 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:38:53,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:38:53,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:53,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:38:54,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:54,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:38:54,626 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:38:54,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:54,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:54,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:54,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:38:54,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:54,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:38:54,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:38:54,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:38:54,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:39:00,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:00,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:00,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:39:00,581 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 203 states and 428 transitions. [2021-11-25 06:39:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 428 transitions. [2021-11-25 06:39:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:00,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:00,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:00,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:39:00,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:00,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:39:00,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:00,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:39:00,789 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:39:00,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:00,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:01,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:01,729 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:39:01,762 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:39:01,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:01,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:01,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:01,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:39:01,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:01,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:39:02,010 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:39:02,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:02,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:39:07,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:07,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:07,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:39:07,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 205 states and 432 transitions. [2021-11-25 06:39:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 432 transitions. [2021-11-25 06:39:07,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:07,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:07,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:07,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:39:07,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:07,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:39:07,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:07,621 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:39:07,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:07,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:39:08,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:08,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:39:08,589 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:39:08,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:08,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:08,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:08,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:39:08,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:08,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:39:08,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:08,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:39:14,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:14,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:14,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:39:14,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:14,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:14,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 207 states and 436 transitions. [2021-11-25 06:39:14,766 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 436 transitions. [2021-11-25 06:39:14,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:14,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:14,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:14,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:39:14,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:14,840 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 [2021-11-25 06:39:14,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:14,859 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:39:14,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:14,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:39:15,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:15,990 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:39:16,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:39:16,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:16,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:16,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:16,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:39:16,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:16,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:39:16,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:16,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:39:22,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:22,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:22,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:39:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 209 states and 440 transitions. [2021-11-25 06:39:22,282 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 440 transitions. [2021-11-25 06:39:22,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:22,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:22,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:22,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:39:22,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:22,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:39:22,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:22,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:39:22,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:22,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:39:23,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:23,342 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:39:23,360 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:39:23,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:23,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:23,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:23,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:39:23,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:23,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:39:23,722 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:39:23,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:23,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:39:29,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:29,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:29,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:39:29,510 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:29,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 211 states and 444 transitions. [2021-11-25 06:39:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 444 transitions. [2021-11-25 06:39:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:29,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:29,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:29,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:39:29,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:29,719 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 [2021-11-25 06:39:29,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:29,743 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:39:29,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:29,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:39:30,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:30,893 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:39:30,911 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:39:30,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:30,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:30,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:30,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:39:30,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:30,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:39:31,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:31,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:39:37,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:37,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:37,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:39:37,469 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:37,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:37,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 213 states and 448 transitions. [2021-11-25 06:39:37,499 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 448 transitions. [2021-11-25 06:39:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:37,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:37,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:37,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:39:37,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:37,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:39:37,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:37,616 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:39:37,619 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:39:37,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:37,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:38,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:38,213 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:39:38,234 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:39:38,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:38,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:38,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:38,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:39:38,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:38,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:39:38,750 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:39:38,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:38,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:39:44,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:44,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:44,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:39:44,509 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:44,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:44,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 215 states and 452 transitions. [2021-11-25 06:39:44,623 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 452 transitions. [2021-11-25 06:39:44,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:44,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:44,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:44,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:39:44,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:44,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:39:44,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:44,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:39:44,750 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:39:44,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:44,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:39:45,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:45,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:39:45,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:39:45,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:45,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:45,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:45,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:39:45,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:45,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:39:45,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:39:46,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:46,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:39:52,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:52,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:52,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:39:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:52,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 217 states and 456 transitions. [2021-11-25 06:39:52,890 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 456 transitions. [2021-11-25 06:39:52,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:52,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:52,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:52,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:39:52,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:52,974 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 [2021-11-25 06:39:53,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:53,008 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:39:53,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:39:53,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:39:53,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:53,982 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:39:54,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:39:54,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:54,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:54,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:54,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:39:54,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:54,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:39:54,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:54,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:40:00,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:00,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:00,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:40:00,659 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:00,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:00,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 219 states and 460 transitions. [2021-11-25 06:40:00,695 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 460 transitions. [2021-11-25 06:40:00,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:00,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:00,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:00,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:40:00,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:00,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:40:00,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:00,803 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:40:00,807 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 0 case distinctions, treesize of input 30 treesize of output 30 [2021-11-25 06:40:00,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:40:00,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:40:01,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:01,864 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:40:01,885 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:40:01,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:01,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:01,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:01,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:40:01,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:01,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:40:01,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:01,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:40:07,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:07,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:07,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:40:07,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:07,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:07,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 221 states and 464 transitions. [2021-11-25 06:40:07,564 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 464 transitions. [2021-11-25 06:40:07,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:07,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:07,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:07,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:40:07,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:07,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:40:07,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:07,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:40:07,658 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:40:07,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:40:07,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:40:08,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:08,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:40:08,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:40:08,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:08,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:08,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:08,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:40:08,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:08,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:40:09,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:09,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:40:15,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:15,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:15,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:40:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:15,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 223 states and 468 transitions. [2021-11-25 06:40:15,762 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 468 transitions. [2021-11-25 06:40:15,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:15,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:15,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:15,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:40:15,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:15,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:40:15,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:15,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:40:15,859 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:40:15,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:40:15,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:40:17,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:17,064 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:40:17,084 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:40:17,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:17,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:17,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:17,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:40:17,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:17,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:40:17,302 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:40:17,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:17,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:40:23,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:23,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:23,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:40:23,730 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:23,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 225 states and 472 transitions. [2021-11-25 06:40:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 472 transitions. [2021-11-25 06:40:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:23,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:23,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:23,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:40:23,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:23,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:40:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:23,870 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:40:23,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:40:23,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:40:25,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:25,156 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:40:25,175 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:40:25,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:25,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:25,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:25,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:40:25,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:25,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:40:25,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:40:25,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:25,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:40:31,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:31,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:31,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:40:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:32,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:32,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 227 states and 476 transitions. [2021-11-25 06:40:32,134 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 476 transitions. [2021-11-25 06:40:32,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:32,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:32,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:32,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:40:32,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:32,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:40:32,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:32,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:40:32,231 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:40:32,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:40:32,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:40:33,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:33,472 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:40:33,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:40:33,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:33,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:33,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:33,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:40:33,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:33,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:40:33,802 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:40:33,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:33,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:40:39,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:39,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:39,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:40:39,600 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:39,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:39,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 229 states and 480 transitions. [2021-11-25 06:40:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 480 transitions. [2021-11-25 06:40:39,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:39,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:39,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:39,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:40:39,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:39,786 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 [2021-11-25 06:40:39,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:39,816 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:40:39,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 30 [2021-11-25 06:40:39,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:40:39,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:40:41,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:41,161 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:40:41,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:40:41,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:41,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:41,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:41,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:40:41,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:41,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:40:41,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:40:41,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:41,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:40:48,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:48,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:48,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:40:48,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:48,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 231 states and 484 transitions. [2021-11-25 06:40:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 484 transitions. [2021-11-25 06:40:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:48,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:48,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:48,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:40:48,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:48,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:40:48,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:48,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:40:48,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:40:48,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:40:49,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:49,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:40:49,130 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:40:49,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:49,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:49,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:49,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:40:49,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:49,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:40:49,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:40:49,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:49,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:40:56,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:56,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:56,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:40:56,226 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:56,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:56,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 233 states and 488 transitions. [2021-11-25 06:40:56,350 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 488 transitions. [2021-11-25 06:40:56,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:56,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:56,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:56,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:56,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:40:56,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:56,440 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 [2021-11-25 06:40:56,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:56,467 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:40:56,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:40:56,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:40:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:57,542 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:40:57,562 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:40:57,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:57,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:57,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:57,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:40:57,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:57,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:40:57,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:40:57,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:57,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:41:03,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:03,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:03,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:41:03,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:03,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 235 states and 492 transitions. [2021-11-25 06:41:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 492 transitions. [2021-11-25 06:41:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:41:03,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:03,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:03,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-25 06:41:03,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:03,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:41:03,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:03,971 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:41:03,974 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:41:03,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:03,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:04,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:04,982 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:41:05,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:41:05,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:05,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:05,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:05,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:41:05,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:05,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:41:05,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:41:05,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:05,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:41:11,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:11,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:11,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:41:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:11,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 237 states and 496 transitions. [2021-11-25 06:41:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 496 transitions. [2021-11-25 06:41:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:41:11,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:11,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:11,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:41:11,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:11,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:41:11,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:11,999 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:41:12,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:12,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:41:13,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:13,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:41:13,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:41:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:13,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:13,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:13,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:41:13,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:13,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:41:13,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:41:13,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:13,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:41:19,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:19,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:19,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:41:19,236 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:19,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:19,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 239 states and 500 transitions. [2021-11-25 06:41:19,371 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 500 transitions. [2021-11-25 06:41:19,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:41:19,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:19,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:19,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:41:19,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:19,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:41:19,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:19,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:41:19,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:19,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:41:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:20,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:41:20,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:41:20,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:20,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:20,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:20,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:41:20,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:20,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:41:20,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:41:21,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:21,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:41:27,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:27,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:27,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:41:27,690 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:27,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:27,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 241 states and 504 transitions. [2021-11-25 06:41:27,862 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 504 transitions. [2021-11-25 06:41:27,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:41:27,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:27,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:27,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:41:27,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:27,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:41:27,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:27,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:41:27,985 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:41:28,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:28,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:28,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:28,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:41:28,569 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:41:28,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:28,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:28,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:28,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:41:28,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:28,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:41:28,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:28,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:41:34,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:34,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:34,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:41:35,055 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:35,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 243 states and 508 transitions. [2021-11-25 06:41:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 508 transitions. [2021-11-25 06:41:35,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:41:35,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:35,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:35,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:41:35,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:35,181 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 [2021-11-25 06:41:35,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:35,213 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:41:35,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:35,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:41:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:36,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:41:36,331 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:41:36,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:36,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:36,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:36,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:41:36,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:36,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:41:36,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:36,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:41:42,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:42,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:42,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:41:42,404 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:42,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:42,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 245 states and 512 transitions. [2021-11-25 06:41:42,548 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 512 transitions. [2021-11-25 06:41:42,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:41:42,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:42,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:42,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:41:42,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:42,619 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 [2021-11-25 06:41:42,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:42,640 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:41:42,643 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:41:42,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:42,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:43,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:43,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:41:43,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:41:43,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:43,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:43,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:43,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:41:43,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:43,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:41:43,520 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:41:43,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:43,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:41:50,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:50,306 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:50,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:41:50,386 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:50,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:50,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 247 states and 516 transitions. [2021-11-25 06:41:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 516 transitions. [2021-11-25 06:41:50,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:41:50,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:50,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:50,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:41:50,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:50,658 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 [2021-11-25 06:41:50,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:50,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:41:50,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:41:50,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:50,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:51,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:51,939 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:41:51,982 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:41:52,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:52,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:52,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:52,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:41:52,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:52,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:41:52,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:41:52,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:52,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:41:59,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:59,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:59,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:41:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 249 states and 520 transitions. [2021-11-25 06:41:59,672 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 520 transitions. [2021-11-25 06:41:59,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:41:59,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:59,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:59,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:41:59,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:59,757 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 [2021-11-25 06:41:59,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:59,790 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:41:59,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:41:59,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:42:00,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:00,917 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:42:00,938 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:42:00,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:00,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:00,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:00,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:42:00,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:00,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:42:01,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:42:01,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:01,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:42:08,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:08,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:08,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:42:08,140 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:08,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:08,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 251 states and 524 transitions. [2021-11-25 06:42:08,262 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 524 transitions. [2021-11-25 06:42:08,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:42:08,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:08,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:08,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:42:08,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:08,334 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 [2021-11-25 06:42:08,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:08,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:42:08,357 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:42:08,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:08,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:09,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:09,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:42:09,792 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:42:09,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:09,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:09,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:09,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:42:09,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:09,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:42:10,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:10,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:42:16,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:16,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:16,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:42:16,657 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:16,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 253 states and 528 transitions. [2021-11-25 06:42:16,791 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 528 transitions. [2021-11-25 06:42:16,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:42:16,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:16,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:16,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:42:16,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:16,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:16,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:16,893 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:42:16,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:42:16,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:16,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:17,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:17,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:42:18,019 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:42:18,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:18,059 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:18,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:42:18,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:18,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:42:18,155 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:42:18,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:18,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:42:24,973 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:24,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:24,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:42:25,056 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:25,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:25,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 255 states and 532 transitions. [2021-11-25 06:42:25,187 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 532 transitions. [2021-11-25 06:42:25,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:42:25,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:25,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:25,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:42:25,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:25,294 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 [2021-11-25 06:42:25,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:25,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:42:25,329 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:42:25,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:25,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:26,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:26,503 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:42:26,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:42:26,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:26,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:26,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:26,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:42:26,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:26,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:42:26,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:42:26,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:26,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:42:34,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:34,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:34,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:42:34,238 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:34,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:34,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 257 states and 536 transitions. [2021-11-25 06:42:34,490 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 536 transitions. [2021-11-25 06:42:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:42:34,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:34,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:34,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:34,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:42:34,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:34,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:34,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:34,582 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:42:34,585 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:42:34,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:34,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:35,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:35,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:42:35,743 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:42:35,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:35,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:35,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:35,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:42:35,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:35,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:42:36,266 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:42:36,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:36,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:42:43,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:43,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:43,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:42:43,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:43,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 259 states and 540 transitions. [2021-11-25 06:42:43,397 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 540 transitions. [2021-11-25 06:42:43,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:42:43,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:43,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:43,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:42:43,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:43,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:43,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:43,507 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:42:43,511 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:42:43,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:43,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:44,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:44,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:42:44,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:42:44,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:44,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:44,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:44,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:42:44,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:44,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:42:44,817 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:42:44,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:44,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:42:51,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:51,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:51,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:42:51,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:51,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:51,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 261 states and 544 transitions. [2021-11-25 06:42:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 544 transitions. [2021-11-25 06:42:51,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:42:51,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:51,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:51,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:42:51,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:51,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:51,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:51,614 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:42:51,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:42:51,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:42:52,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:52,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:42:52,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:42:52,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:52,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:52,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:52,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:42:52,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:52,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:42:53,180 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:42:53,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:53,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:43:00,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:00,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:00,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:43:00,290 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 263 states and 548 transitions. [2021-11-25 06:43:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 548 transitions. [2021-11-25 06:43:00,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:43:00,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:00,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:00,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:43:00,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:00,619 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 [2021-11-25 06:43:00,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:00,645 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:43:00,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:43:00,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:43:01,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:02,007 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:43:02,026 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:43:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:02,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:02,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:02,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:43:02,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:02,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:43:02,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:43:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:02,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:43:08,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:08,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:08,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:43:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:08,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 265 states and 552 transitions. [2021-11-25 06:43:08,555 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 552 transitions. [2021-11-25 06:43:08,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:43:08,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:08,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:08,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:43:08,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:08,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:43:08,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:08,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:43:08,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:43:08,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:43:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:09,771 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:43:09,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:43:09,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:09,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:09,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:09,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:43:09,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:09,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:43:10,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:10,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:43:17,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:17,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:17,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:43:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:18,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:18,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 267 states and 556 transitions. [2021-11-25 06:43:18,033 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 556 transitions. [2021-11-25 06:43:18,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:43:18,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:18,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:18,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:43:18,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:18,101 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 [2021-11-25 06:43:18,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:18,115 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:43:18,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:43:18,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:43:18,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:43:18,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:18,658 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:43:18,679 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:43:18,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:18,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:18,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:18,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:43:18,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:18,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:43:18,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:43:19,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:19,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:43:26,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:26,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:26,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:43:26,374 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:26,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:26,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 269 states and 560 transitions. [2021-11-25 06:43:26,555 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 560 transitions. [2021-11-25 06:43:26,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:43:26,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:26,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:26,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:43:26,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:26,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:43:26,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:26,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:43:26,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:43:26,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:43:27,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:27,210 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:43:27,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:43:27,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:27,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:27,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:27,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:43:27,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:27,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:43:27,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:43:28,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:28,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:43:35,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:35,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:35,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:43:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:35,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 271 states and 564 transitions. [2021-11-25 06:43:35,392 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 564 transitions. [2021-11-25 06:43:35,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:43:35,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:35,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:35,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:43:35,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:35,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:43:35,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:35,496 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:43:35,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:43:35,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:43:36,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:36,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:43:36,614 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:43:36,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:36,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:36,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:36,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:43:36,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:36,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:43:36,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:43:36,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:36,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:43:43,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:43,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:43,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:43:43,475 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:43,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:43,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 273 states and 568 transitions. [2021-11-25 06:43:43,500 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 568 transitions. [2021-11-25 06:43:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:43:43,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:43,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:43,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:43:43,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:43,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:43:43,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:43,589 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 06:43:43,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 06:43:43,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 06:43:44,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:44,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:43:44,801 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:43:44,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:44,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:44,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:44,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:43:44,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:44,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:43:44,967 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:43:45,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:45,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:43:52,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:52,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:52,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:43:52,604 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:52,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:52,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 275 states and 572 transitions. [2021-11-25 06:43:52,900 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 572 transitions. [2021-11-25 06:43:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:43:52,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:52,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:52,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:43:52,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:52,985 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 [2021-11-25 06:43:53,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:53,008 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:43:53,012 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:43:53,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:43:53,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:43:53,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:53,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:43:53,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:43:53,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:53,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:53,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:53,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:43:53,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:43:53,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:43:53,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:43:54,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:43:54,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:44:01,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:01,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:01,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:44:01,367 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:01,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:01,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 277 states and 576 transitions. [2021-11-25 06:44:01,475 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 576 transitions. [2021-11-25 06:44:01,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:44:01,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:01,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:01,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:44:01,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:01,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:01,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:01,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:44:01,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:01,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:44:02,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:02,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:02,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:02,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:02,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:02,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 226 treesize of output 165 [2021-11-25 06:44:02,188 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 0 case distinctions, treesize of input 172 treesize of output 164 [2021-11-25 06:44:02,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:02,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 140 [2021-11-25 06:44:02,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:44:02,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:02,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:44:08,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:08,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:08,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:44:09,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:09,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:09,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 279 states and 580 transitions. [2021-11-25 06:44:09,073 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 580 transitions. [2021-11-25 06:44:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:44:09,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:09,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:09,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:44:09,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:09,141 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 [2021-11-25 06:44:09,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:09,165 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:44:09,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:44:09,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:09,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:10,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:10,307 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:44:10,328 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:44:10,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:10,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:10,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:10,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:44:10,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:10,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:44:10,525 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:44:10,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:10,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:44:17,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:17,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:17,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:44:17,810 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:17,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 281 states and 584 transitions. [2021-11-25 06:44:17,977 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 584 transitions. [2021-11-25 06:44:17,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:44:17,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:17,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:18,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:44:18,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:18,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:18,063 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:44:18,066 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:44:18,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:18,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:19,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:19,161 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:44:19,179 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:44:19,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:19,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:19,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:19,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:44:19,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:19,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:44:19,375 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:44:19,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:19,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:44:26,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:26,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:26,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:44:26,849 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 283 states and 588 transitions. [2021-11-25 06:44:27,066 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 588 transitions. [2021-11-25 06:44:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:44:27,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:27,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:27,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:44:27,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:27,143 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 [2021-11-25 06:44:27,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:27,170 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:44:27,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:44:27,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:27,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:27,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:27,794 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:44:27,816 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:44:27,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:27,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:27,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:27,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:44:27,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:27,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:44:27,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:44:28,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:28,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:44:36,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:36,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:36,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:44:36,211 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:36,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 285 states and 592 transitions. [2021-11-25 06:44:36,235 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 592 transitions. [2021-11-25 06:44:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:44:36,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:36,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:36,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:44:36,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:36,310 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 [2021-11-25 06:44:36,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:36,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:44:36,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:44:36,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:36,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:37,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:37,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:44:37,451 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:44:37,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:37,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:37,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:37,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:44:37,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:37,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:44:37,671 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:44:37,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:37,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:44:45,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:45,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:45,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:44:45,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:46,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:46,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 287 states and 596 transitions. [2021-11-25 06:44:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 596 transitions. [2021-11-25 06:44:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:44:46,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:46,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:46,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:44:46,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:46,072 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 [2021-11-25 06:44:46,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:46,104 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:44:46,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:46,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:44:47,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:47,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:44:47,230 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:44:47,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:47,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:47,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:47,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:44:47,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:47,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:44:47,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:47,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:44:55,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:55,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:55,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:44:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 289 states and 600 transitions. [2021-11-25 06:44:55,883 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 600 transitions. [2021-11-25 06:44:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:44:55,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:55,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:55,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:44:55,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:55,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:56,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:44:56,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:44:56,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:56,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:44:56,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:56,618 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:44:56,640 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:44:56,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:56,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:56,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:56,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:44:56,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:56,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:44:56,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:56,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:45:05,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:05,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:05,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:45:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:05,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:05,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 291 states and 604 transitions. [2021-11-25 06:45:05,316 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 604 transitions. [2021-11-25 06:45:05,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:45:05,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:05,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:05,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:45:05,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:05,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:45:05,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:05,403 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:45:05,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:45:05,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:05,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:05,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:06,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:45:06,024 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:45:06,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:06,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:06,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:06,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:45:06,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:06,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:45:06,202 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:45:06,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:06,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:45:14,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:14,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:14,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:45:14,360 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 293 states and 608 transitions. [2021-11-25 06:45:14,573 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 608 transitions. [2021-11-25 06:45:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:45:14,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:14,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:14,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:45:14,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:14,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:45:14,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:14,692 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:45:14,695 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:45:14,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:14,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:16,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:16,165 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:45:16,188 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:45:16,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:16,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:16,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:16,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:45:16,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:16,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:45:16,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:16,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:45:24,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:24,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:24,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:45:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 295 states and 612 transitions. [2021-11-25 06:45:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 612 transitions. [2021-11-25 06:45:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:45:24,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:24,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:24,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:45:24,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:24,733 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 [2021-11-25 06:45:24,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:24,762 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:45:24,765 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:45:24,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:24,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:25,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:26,002 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:45:26,026 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:45:26,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:26,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:26,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:26,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:45:26,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:26,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:45:26,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:26,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:45:33,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:33,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:33,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:45:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:34,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 297 states and 616 transitions. [2021-11-25 06:45:34,010 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 616 transitions. [2021-11-25 06:45:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:45:34,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:34,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:34,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:45:34,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:34,098 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 [2021-11-25 06:45:34,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:34,132 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:45:34,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:45:34,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:34,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:35,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:35,740 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:45:35,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:45:35,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:35,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:35,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:35,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:45:35,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:35,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:45:35,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:45:36,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:36,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:45:43,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:43,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:43,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:45:44,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:44,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 299 states and 620 transitions. [2021-11-25 06:45:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 620 transitions. [2021-11-25 06:45:44,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:45:44,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:44,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:44,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:45:44,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:44,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:45:44,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:44,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:45:44,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:45:44,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:44,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:45,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:45,917 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:45:45,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:45:45,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:45,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:45,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:46,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:45:46,051 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:46,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:45:46,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:45:46,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:46,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:45:56,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:56,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:56,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:45:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:56,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:56,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 301 states and 624 transitions. [2021-11-25 06:45:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 624 transitions. [2021-11-25 06:45:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:45:56,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:56,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:56,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:45:56,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:56,852 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 [2021-11-25 06:45:56,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:56,888 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:45:56,891 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:45:56,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:56,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:45:58,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:58,187 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:45:58,210 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:45:58,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:58,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:58,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:58,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:45:58,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:58,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:45:58,783 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:45:59,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:59,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:46:07,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:07,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:07,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:46:07,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:07,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 303 states and 628 transitions. [2021-11-25 06:46:07,615 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 628 transitions. [2021-11-25 06:46:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:46:07,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:07,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:07,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:46:07,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:07,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:46:07,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:07,741 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:46:07,744 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:46:07,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:07,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:09,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:09,301 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:46:09,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:46:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:09,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:09,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:09,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:46:09,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:09,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:46:09,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:46:09,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:09,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:46:18,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:18,126 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:18,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:46:18,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:18,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 305 states and 632 transitions. [2021-11-25 06:46:18,617 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 632 transitions. [2021-11-25 06:46:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:46:18,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:18,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:18,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:46:18,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:18,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:46:18,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:18,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:46:18,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:46:18,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:18,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:19,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:19,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:46:19,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:46:19,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:19,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:19,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:19,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:46:19,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:19,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:46:19,593 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:46:19,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:19,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:46:27,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:27,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:27,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:46:27,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 307 states and 636 transitions. [2021-11-25 06:46:28,050 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 636 transitions. [2021-11-25 06:46:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:46:28,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:28,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:28,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:46:28,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:28,125 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 [2021-11-25 06:46:28,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:28,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:46:28,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:46:28,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:28,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:28,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:28,798 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:46:28,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:46:28,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:28,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:28,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:28,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:46:28,925 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:28,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:46:29,269 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:46:29,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:29,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:46:36,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:36,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:36,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:46:36,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:36,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 309 states and 640 transitions. [2021-11-25 06:46:36,795 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 640 transitions. [2021-11-25 06:46:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:46:36,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:36,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:36,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:46:36,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:36,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:46:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:36,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:46:36,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:46:36,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:36,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:38,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:38,119 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:46:38,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:46:38,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:38,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:38,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:38,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:46:38,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:38,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:46:38,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:46:38,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:38,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:46:45,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:45,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:45,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:46:46,026 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 311 states and 644 transitions. [2021-11-25 06:46:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 644 transitions. [2021-11-25 06:46:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:46:46,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:46,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:46,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:46:46,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:46,341 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 [2021-11-25 06:46:46,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:46,370 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:46:46,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:46:46,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:46,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:47,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:47,589 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:46:47,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:46:47,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:47,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:47,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:47,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:46:47,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:47,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:46:47,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:47,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2021-11-25 06:46:55,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:55,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:55,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:46:55,966 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:46:56,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:56,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 313 states and 648 transitions. [2021-11-25 06:46:56,242 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 648 transitions. [2021-11-25 06:46:56,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:46:56,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:56,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:56,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:46:56,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:56,321 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 [2021-11-25 06:46:56,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:56,351 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:46:56,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:46:56,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:56,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:46:57,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:57,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:46:57,576 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:46:57,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:57,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:57,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:57,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:46:57,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:46:57,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:46:58,004 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:46:58,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:46:58,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:47:06,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:06,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:06,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:47:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:06,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 315 states and 652 transitions. [2021-11-25 06:47:06,250 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 652 transitions. [2021-11-25 06:47:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:47:06,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:06,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:06,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:47:06,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:06,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:47:06,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:06,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:47:06,341 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 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:47:06,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:47:06,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:47:06,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:06,931 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:47:06,954 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:47:06,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:06,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:07,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:07,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:47:07,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:07,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:47:07,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:47:07,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:47:07,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:07,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 29 [2021-11-25 06:47:15,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:15,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:15,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:47:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:16,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:16,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 317 states and 656 transitions. [2021-11-25 06:47:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 656 transitions. [2021-11-25 06:47:16,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:47:16,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:16,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:16,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:47:16,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:16,143 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 [2021-11-25 06:47:16,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:16,165 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:47:16,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:47:16,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:47:16,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:47:17,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:17,440 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:47:17,463 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 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:47:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:17,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:17,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:17,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:47:17,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:17,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:47:17,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:47:18,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:18,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 27 [2021-11-25 06:47:25,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:25,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:25,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:47:25,930 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:26,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:26,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 319 states and 660 transitions. [2021-11-25 06:47:26,075 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 660 transitions. [2021-11-25 06:47:26,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:47:26,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:26,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:26,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:47:26,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:26,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:47:26,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:26,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:47:26,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:47:26,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 06:47:27,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:27,484 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:47:27,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:47:27,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:27,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:27,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:27,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:47:27,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:27,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:47:28,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 06:47:28,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:28,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 44 [2021-11-25 06:47:36,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:36,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:36,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 17 [2021-11-25 06:47:36,843 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:47:36,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 321 states and 664 transitions. [2021-11-25 06:47:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 664 transitions. [2021-11-25 06:47:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:47:36,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:36,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:36,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:47:36,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:47:36,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:47:36,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:36,962 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 06:47:36,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 06:47:36,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:47:36,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 06:47:37,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:37,585 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 167 [2021-11-25 06:47:37,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 159 [2021-11-25 06:47:37,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:37,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:37,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:37,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 140 [2021-11-25 06:47:37,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:47:37,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2021-11-25 06:47:37,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:47:37,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20