./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array4_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_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/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_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array4_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/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_08478886-c573-4fe9-bd91-1f1ecbbf7077/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 51462516d41bb1edc1c2003475b488124e11e4eb166822052c5d908cea262957 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:32:30,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:32:30,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:32:30,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:32:30,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:32:30,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:32:30,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:32:30,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:32:30,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:32:30,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:32:30,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:32:30,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:32:30,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:32:30,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:32:30,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:32:30,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:32:30,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:32:30,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:32:30,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:32:30,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:32:30,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:32:30,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:32:30,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:32:30,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:32:30,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:32:30,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:32:30,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:32:30,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:32:30,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:32:30,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:32:30,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:32:30,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:32:30,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:32:30,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:32:30,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:32:30,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:32:30,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:32:30,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:32:30,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:32:30,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:32:30,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:32:30,284 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:32:30,329 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:32:30,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:32:30,330 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:32:30,330 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:32:30,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:32:30,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:32:30,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:32:30,332 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:32:30,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:32:30,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:32:30,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:32:30,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:32:30,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:32:30,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:32:30,334 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:32:30,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:32:30,335 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:32:30,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:32:30,335 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:32:30,335 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:32:30,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:32:30,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:32:30,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:32:30,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:32:30,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:32:30,337 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:32:30,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:32:30,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:32:30,338 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_08478886-c573-4fe9-bd91-1f1ecbbf7077/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51462516d41bb1edc1c2003475b488124e11e4eb166822052c5d908cea262957 [2021-11-25 06:32:30,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:32:30,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:32:30,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:32:30,629 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:32:30,630 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:32:30,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-patterns/array4_pattern.c [2021-11-25 06:32:30,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/data/29573f9e1/398ebe5a8db24811a31303d5da26c653/FLAG3f2b0a5f5 [2021-11-25 06:32:31,193 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:32:31,194 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/sv-benchmarks/c/array-patterns/array4_pattern.c [2021-11-25 06:32:31,201 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/data/29573f9e1/398ebe5a8db24811a31303d5da26c653/FLAG3f2b0a5f5 [2021-11-25 06:32:31,565 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/data/29573f9e1/398ebe5a8db24811a31303d5da26c653 [2021-11-25 06:32:31,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:32:31,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:32:31,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:32:31,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:32:31,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:32:31,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:31,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61235137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31, skipping insertion in model container [2021-11-25 06:32:31,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:31,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:32:31,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:32:31,792 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_08478886-c573-4fe9-bd91-1f1ecbbf7077/sv-benchmarks/c/array-patterns/array4_pattern.c[1835,1848] [2021-11-25 06:32:31,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:32:31,852 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:32:31,868 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_08478886-c573-4fe9-bd91-1f1ecbbf7077/sv-benchmarks/c/array-patterns/array4_pattern.c[1835,1848] [2021-11-25 06:32:31,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:32:31,916 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:32:31,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31 WrapperNode [2021-11-25 06:32:31,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:32:31,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:32:31,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:32:31,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:32:31,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:31,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:31,983 INFO L137 Inliner]: procedures = 16, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2021-11-25 06:32:31,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:32:31,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:32:31,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:32:31,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:32:31,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:31,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:31,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:32,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:32,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:32,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:32,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:32,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:32:32,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:32:32,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:32:32,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:32:32,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:31" (1/1) ... [2021-11-25 06:32:32,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:32:32,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:32:32,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:32:32,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08478886-c573-4fe9-bd91-1f1ecbbf7077/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:32:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:32:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 06:32:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 06:32:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:32:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:32:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:32:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:32:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:32:32,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:32:32,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:32:32,221 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:32:32,223 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:32:32,410 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:32:32,480 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:32:32,480 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 06:32:32,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:32:32 BoogieIcfgContainer [2021-11-25 06:32:32,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:32:32,484 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:32:32,492 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:32:32,502 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:32:32,502 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:32:32" (1/1) ... [2021-11-25 06:32:32,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:32:32,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:32,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-25 06:32:32,576 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-25 06:32:32,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:32:32,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:32,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:32,743 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 06:32:32,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:32,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-11-25 06:32:32,777 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-11-25 06:32:32,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:32:32,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:32,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:32,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:32:32,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:33,010 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 06:32:33,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:33,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 24 states and 33 transitions. [2021-11-25 06:32:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2021-11-25 06:32:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:32:33,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:33,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:33,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:32:33,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:32:33,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:33,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 55 transitions. [2021-11-25 06:32:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2021-11-25 06:32:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:33,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:33,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:33,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:32:33,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:33,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:32:33,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:32:33,979 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 14 treesize of output 16 [2021-11-25 06:32:35,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:35,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:32:35,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:35,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:32:35,072 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 27 treesize of output 26 [2021-11-25 06:32:35,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:35,357 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:32:35,357 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:32:35,371 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:32:37,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:37,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 88 transitions. [2021-11-25 06:32:37,487 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2021-11-25 06:32:37,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:37,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:37,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:37,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:32:37,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:37,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:32:37,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:37,679 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 14 treesize of output 14 [2021-11-25 06:32:37,687 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 06:32:39,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:39,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:32:39,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:39,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:39,538 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:32:39,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:32:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:32:42,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:42,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 59 states and 125 transitions. [2021-11-25 06:32:42,717 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 125 transitions. [2021-11-25 06:32:42,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:42,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:42,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:42,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 06:32:42,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:42,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:32:43,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:43,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:32:43,930 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 12 treesize of output 11 [2021-11-25 06:32:43,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:32:44,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:44,043 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:44,059 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:32:44,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:32:44,071 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:32:45,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 64 states and 135 transitions. [2021-11-25 06:32:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 135 transitions. [2021-11-25 06:32:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:45,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:45,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:45,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:32:45,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:45,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:32:45,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:45,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:32:45,628 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 06:32:47,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:47,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:32:47,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:47,811 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:32:47,811 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:32:47,825 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:32:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 72 states and 155 transitions. [2021-11-25 06:32:51,152 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 155 transitions. [2021-11-25 06:32:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:51,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:51,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:51,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 06:32:51,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:51,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:32:51,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:32:51,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:32:51,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:51,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:32:51,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:32:51,959 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 12 treesize of output 11 [2021-11-25 06:32:51,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:51,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:32:52,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:52,084 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:32:52,085 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:32:52,095 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:32:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:52,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 72 states and 155 transitions. [2021-11-25 06:32:52,145 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 155 transitions. [2021-11-25 06:32:52,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:52,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:52,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:52,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:32:52,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:52,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:32:52,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:52,599 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 27 treesize of output 31 [2021-11-25 06:32:52,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:32:52,613 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 12 treesize of output 11 [2021-11-25 06:32:52,621 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 12 treesize of output 11 [2021-11-25 06:32:52,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:52,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:52,759 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:32:52,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:32:52,772 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:32:53,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:53,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 73 states and 160 transitions. [2021-11-25 06:32:53,542 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 160 transitions. [2021-11-25 06:32:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:53,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:53,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:53,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:32:53,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:53,634 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 06:32:53,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:53,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:32:53,956 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 12 treesize of output 11 [2021-11-25 06:32:53,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:32:54,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:54,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:54,084 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:32:54,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:32:54,105 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:32:54,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 73 states and 160 transitions. [2021-11-25 06:32:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 160 transitions. [2021-11-25 06:32:54,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:54,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:54,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:54,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:32:54,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:54,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:32:54,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:54,912 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 27 treesize of output 31 [2021-11-25 06:32:54,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:32:54,924 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 12 treesize of output 11 [2021-11-25 06:32:54,930 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 12 treesize of output 11 [2021-11-25 06:32:55,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:55,057 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:32:55,057 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:32:55,070 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:32:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 78 states and 171 transitions. [2021-11-25 06:32:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 171 transitions. [2021-11-25 06:32:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:32:56,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:56,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:56,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:32:56,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:32:56,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:32:56,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:32:56,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:32:56,174 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 06:32:57,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:57,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:32:57,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:32:57,996 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:32:57,997 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:32:58,006 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:33:00,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 86 states and 208 transitions. [2021-11-25 06:33:00,542 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 208 transitions. [2021-11-25 06:33:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:33:00,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:00,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:00,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:33:00,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:00,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:33:00,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:33:00,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:33:02,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:33:02,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:33:02,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:33:02,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:33:02,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:33:02,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:33:02,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:33:02,597 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:33:02,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:33:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:33:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:05,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 94 states and 229 transitions. [2021-11-25 06:33:05,288 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 229 transitions. [2021-11-25 06:33:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:33:05,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:05,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:05,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-25 06:33:05,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:05,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:33:05,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:33:05,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 06:33:05,391 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 06:33:05,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 06:34:22,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:22,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:22,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 29 [2021-11-25 06:34:22,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:22,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:34:22,176 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:34:22,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:34:22,186 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:35:17,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:17,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 100 states and 243 transitions. [2021-11-25 06:35:17,328 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 243 transitions. [2021-11-25 06:35:17,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:35:17,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:17,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:17,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 06:35:17,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:17,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:18,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:18,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:35:18,273 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 12 treesize of output 11 [2021-11-25 06:35:18,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:35:18,767 INFO L354 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2021-11-25 06:35:18,768 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 06:35:18,789 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:35:21,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:21,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 106 states and 272 transitions. [2021-11-25 06:35:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 272 transitions. [2021-11-25 06:35:21,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:35:21,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:21,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:21,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:35:21,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:21,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:35:21,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:35:21,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:35:21,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:21,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:35:21,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:35:21,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:21,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:35:21,690 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 12 treesize of output 11 [2021-11-25 06:35:21,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:21,801 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:35:21,802 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:35:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:35:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 106 states and 272 transitions. [2021-11-25 06:35:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 272 transitions. [2021-11-25 06:35:21,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:35:21,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:21,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:21,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:35:21,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:21,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:35:21,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:35:21,949 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 14 treesize of output 16 [2021-11-25 06:35:22,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:22,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:35:22,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:22,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:35:22,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:35:23,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:23,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:23,090 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:35:23,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:35:23,100 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:35:23,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:23,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 106 states and 272 transitions. [2021-11-25 06:35:23,129 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 272 transitions. [2021-11-25 06:35:23,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:35:23,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:23,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:23,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:35:23,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:23,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:35:23,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:35:23,241 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 14 treesize of output 16 [2021-11-25 06:35:24,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:24,328 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:35:24,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:24,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:35:24,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:35:24,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:24,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:35:24,425 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:35:24,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:35:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:35:24,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 106 states and 272 transitions. [2021-11-25 06:35:24,462 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 272 transitions. [2021-11-25 06:35:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:35:24,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:24,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:24,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-25 06:35:24,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:24,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:35:24,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:35:24,585 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 19 treesize of output 23 [2021-11-25 06:35:24,589 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 20 treesize of output 20 [2021-11-25 06:35:24,594 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 06:35:24,600 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 06:36:36,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:36,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:36,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 29 [2021-11-25 06:36:36,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:36,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:36:36,842 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:36:36,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:36:36,854 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:36:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:36,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 106 states and 272 transitions. [2021-11-25 06:36:36,886 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 272 transitions. [2021-11-25 06:36:36,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:36:36,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:36,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:36,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 06:36:36,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:36,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:36:37,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:37,168 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:36:37,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:36:37,177 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 12 treesize of output 11 [2021-11-25 06:36:37,182 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 12 treesize of output 11 [2021-11-25 06:36:37,278 INFO L354 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2021-11-25 06:36:37,279 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 06:36:37,288 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:36:38,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 107 states and 276 transitions. [2021-11-25 06:36:38,032 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 276 transitions. [2021-11-25 06:36:38,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:36:38,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:38,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:38,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:36:38,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:38,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:36:38,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:36:38,131 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 19 treesize of output 23 [2021-11-25 06:36:38,136 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 06:36:38,140 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 06:36:38,144 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 06:37:03,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:03,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:03,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 29 [2021-11-25 06:37:03,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:03,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:03,672 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:37:03,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:37:03,680 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:37:18,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:18,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 107 states and 276 transitions. [2021-11-25 06:37:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 276 transitions. [2021-11-25 06:37:18,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:18,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:18,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:18,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:37:18,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:18,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:37:18,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:18,500 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 14 treesize of output 14 [2021-11-25 06:37:18,504 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 06:37:19,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:19,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:37:19,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:19,439 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:37:19,439 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:37:19,448 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:37:20,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:20,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:20,056 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:20,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:20,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:20,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:20,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:37:20,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:20,127 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 06:37:20,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:20,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:37:20,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:37:20,412 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 12 treesize of output 11 [2021-11-25 06:37:20,416 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 12 treesize of output 11 [2021-11-25 06:37:20,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:20,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:20,501 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:37:20,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:37:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:37:20,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:20,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:20,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:20,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:20,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:20,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:37:20,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:20,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:20,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:20,857 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 27 treesize of output 31 [2021-11-25 06:37:20,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:37:20,873 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 12 treesize of output 11 [2021-11-25 06:37:20,880 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 12 treesize of output 11 [2021-11-25 06:37:20,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:20,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:20,972 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:37:20,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:37:20,983 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:37:21,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:21,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:21,002 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:21,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:21,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:21,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:37:21,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:21,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:37:21,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:21,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:37:21,154 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 06:37:21,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:21,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:37:21,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:21,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:21,928 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:37:21,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:37:21,936 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:37:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:21,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:21,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:21,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:22,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:37:22,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:22,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:22,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:37:22,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:37:23,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:23,006 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 35 treesize of output 36 [2021-11-25 06:37:23,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:23,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:37:23,018 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 27 treesize of output 26 [2021-11-25 06:37:23,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:23,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:23,120 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:37:23,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:37:23,136 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:37:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:23,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:23,155 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:23,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:23,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:23,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:23,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:37:23,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:23,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:37:23,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:37:23,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:37:23,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:23,708 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 35 treesize of output 36 [2021-11-25 06:37:23,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:37:23,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:23,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:37:23,729 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 12 treesize of output 11 [2021-11-25 06:37:23,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:23,813 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:37:23,813 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:37:23,820 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:37:23,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:23,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:23,840 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:23,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:23,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:23,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:23,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:37:23,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:23,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:37:23,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:37:23,947 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 14 treesize of output 16 [2021-11-25 06:37:24,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:24,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:37:24,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:24,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:37:24,990 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 27 treesize of output 26 [2021-11-25 06:37:25,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:25,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:25,080 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:37:25,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:37:25,088 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:37:25,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:25,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:25,105 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:25,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:25,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:25,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:25,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:37:25,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:25,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:37:25,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:25,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:37:25,440 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:37:25,450 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 12 treesize of output 11 [2021-11-25 06:37:25,459 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 12 treesize of output 11 [2021-11-25 06:37:25,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:25,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:25,555 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:37:25,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:37:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:37:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:25,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:25,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:25,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:25,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:37:25,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:25,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:37:25,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:25,684 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 14 treesize of output 14 [2021-11-25 06:37:25,688 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 06:37:26,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:26,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:37:26,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:26,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:26,516 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:37:26,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:37:26,541 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:37:26,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:26,564 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:26,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:26,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:26,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:26,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:37:26,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:26,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:37:26,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:26,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:37:26,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:37:26,889 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 12 treesize of output 11 [2021-11-25 06:37:26,892 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 12 treesize of output 11 [2021-11-25 06:37:26,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:37:26,971 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:37:26,972 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:37:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:37:27,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:27,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:37:27,009 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:37:27,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:37:27,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:27,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:27,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-25 06:37:27,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:37:27,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:37:27,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:37:27,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 06:37:27,142 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 06:37:27,146 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 06:38:46,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:46,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:46,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 29 [2021-11-25 06:38:46,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:46,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:38:46,148 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:38:46,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:38:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:39:44,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:39:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:39:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:44,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:44,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:44,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:39:44,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:44,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:39:44,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:44,423 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 14 treesize of output 14 [2021-11-25 06:39:44,426 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 06:39:45,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:45,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:39:45,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:45,312 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:39:45,312 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:39:45,320 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:39:45,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:45,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:39:45,341 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:39:45,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:45,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:45,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:45,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:39:45,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:45,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:39:45,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:39:45,421 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 14 treesize of output 16 [2021-11-25 06:39:46,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:46,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:39:46,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:39:46,934 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 12 treesize of output 11 [2021-11-25 06:39:46,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:46,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:39:47,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:47,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:47,052 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:39:47,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:39:47,065 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:39:47,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:39:47,826 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:39:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:47,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:47,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:47,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:39:47,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:47,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:39:47,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:39:47,910 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 14 treesize of output 16 [2021-11-25 06:39:48,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:48,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:39:48,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:39:48,416 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 12 treesize of output 11 [2021-11-25 06:39:48,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:48,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:39:48,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:48,536 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:39:48,536 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:39:48,544 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:39:48,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:48,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:39:48,571 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:39:48,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:48,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:48,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:48,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:39:48,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:48,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:39:48,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:39:48,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:39:49,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:49,636 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 35 treesize of output 36 [2021-11-25 06:39:49,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:49,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:39:49,648 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 27 treesize of output 26 [2021-11-25 06:39:49,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:49,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:49,759 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:39:49,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:39:49,767 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:39:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:39:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:39:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:49,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:49,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:49,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:39:49,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:49,864 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 06:39:49,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:39:49,889 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 14 treesize of output 14 [2021-11-25 06:39:49,892 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 06:39:50,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:50,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:39:50,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:39:50,768 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:39:50,768 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:39:50,775 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:39:50,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:50,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:39:50,808 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:39:50,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:50,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:50,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:50,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:39:50,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:50,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:39:50,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:39:50,897 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 14 treesize of output 16 [2021-11-25 06:40:02,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:02,285 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:40:02,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:02,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:40:02,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:40:02,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:02,374 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:40:02,375 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:40:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:40:10,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:40:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:40:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:10,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:10,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:10,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:40:10,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:10,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:40:10,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:10,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:40:10,706 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 06:40:11,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:11,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:40:11,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:11,680 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:40:11,680 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:40:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:40:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:40:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:40:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:11,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:11,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:11,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:40:11,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:11,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:40:11,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:40:11,800 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 14 treesize of output 16 [2021-11-25 06:40:15,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:15,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:40:15,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:40:15,211 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 12 treesize of output 11 [2021-11-25 06:40:15,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:15,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:40:15,323 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:40:15,328 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:40:15,328 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:40:15,336 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:40:15,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:15,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:40:15,360 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:40:15,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:15,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:15,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:15,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-25 06:40:15,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:15,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:40:15,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:40:15,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 06:40:15,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 06:40:15,465 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 06:40:15,470 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 06:41:21,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:21,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:21,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 29 [2021-11-25 06:41:21,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:21,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:21,673 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:41:21,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:41:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:41:21,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:21,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:21,728 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:21,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:21,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:21,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:21,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:41:21,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:21,798 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 06:41:21,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:41:21,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:41:22,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:22,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:41:22,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:22,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:41:22,991 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 27 treesize of output 26 [2021-11-25 06:41:23,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:23,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:23,103 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:41:23,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:41:23,111 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:41:23,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:23,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:23,130 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:23,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:23,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:23,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:41:23,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:23,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:41:23,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:41:23,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:41:23,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:23,816 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 35 treesize of output 36 [2021-11-25 06:41:23,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:41:23,825 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 12 treesize of output 11 [2021-11-25 06:41:23,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:23,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:41:23,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:23,923 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:41:23,923 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:41:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:41:23,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:23,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:23,951 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:23,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:23,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:24,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:41:24,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:24,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:41:24,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:24,063 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 06:41:24,073 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 06:41:24,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 06:41:52,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:52,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:52,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 29 [2021-11-25 06:41:52,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:52,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:52,103 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:41:52,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:41:52,110 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:41:52,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:52,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:52,136 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:52,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:52,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:52,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:52,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:41:52,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:52,204 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 06:41:52,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:41:52,231 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 14 treesize of output 16 [2021-11-25 06:41:53,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:53,309 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:41:53,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:53,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:41:53,320 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 27 treesize of output 26 [2021-11-25 06:41:53,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:53,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:53,418 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:41:53,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:41:53,426 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:41:53,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:53,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:53,463 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:53,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:53,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:53,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:41:53,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:53,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:41:53,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:41:53,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:41:54,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:54,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:41:54,105 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:41:54,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:54,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:41:54,116 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 12 treesize of output 11 [2021-11-25 06:41:54,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:54,206 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:41:54,206 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:41:54,216 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:41:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:54,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:54,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:54,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:41:54,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:54,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:41:55,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:55,440 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 27 treesize of output 31 [2021-11-25 06:41:55,447 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 28 treesize of output 28 [2021-11-25 06:41:55,452 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 12 treesize of output 11 [2021-11-25 06:41:55,459 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 12 treesize of output 11 [2021-11-25 06:41:55,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:55,547 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:41:55,547 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:41:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:41:56,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:56,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:56,497 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:56,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:56,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:56,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:56,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:41:56,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:56,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:41:56,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:56,602 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 14 treesize of output 14 [2021-11-25 06:41:56,606 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 06:41:57,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:57,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:41:57,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:57,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:57,623 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:41:57,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:41:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:41:57,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:57,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:57,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:57,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:57,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:57,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:41:57,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:57,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:41:57,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:41:57,744 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 14 treesize of output 14 [2021-11-25 06:41:57,748 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 06:41:58,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:58,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:41:58,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:41:58,894 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:41:58,895 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:41:58,914 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:41:58,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:41:58,932 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:41:58,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:41:58,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:58,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:58,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 06:41:58,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:59,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:41:59,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:41:59,048 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 14 treesize of output 16 [2021-11-25 06:42:00,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:00,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:00,132 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 28 treesize of output 28 [2021-11-25 06:42:00,141 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 12 treesize of output 11 [2021-11-25 06:42:00,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:00,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:00,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:00,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:00,251 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:00,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:00,259 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:00,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:00,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:00,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:42:00,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:00,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:00,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:00,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:42:01,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:01,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:01,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:01,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:01,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:42:01,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:01,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:01,614 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:01,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:01,621 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:01,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:01,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:01,651 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:01,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:01,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:01,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:01,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:42:01,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:01,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:01,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:01,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:01,740 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 06:42:02,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:02,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:42:02,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:02,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:02,561 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:02,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:02,577 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:02,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:02,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:02,597 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:02,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:02,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:02,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:02,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:42:02,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:02,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:02,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:02,687 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 14 treesize of output 16 [2021-11-25 06:42:06,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:06,130 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:06,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:06,138 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 12 treesize of output 11 [2021-11-25 06:42:06,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:06,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:06,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:06,229 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:06,229 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:06,236 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:06,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:06,268 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:06,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:06,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:06,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:42:06,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:06,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:06,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:06,378 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 14 treesize of output 16 [2021-11-25 06:42:07,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:07,549 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:07,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:07,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:07,560 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 27 treesize of output 26 [2021-11-25 06:42:07,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:07,644 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:07,657 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:07,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:07,664 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:07,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:07,681 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:07,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:07,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:07,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:07,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:42:07,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:07,770 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 06:42:07,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:07,794 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 14 treesize of output 16 [2021-11-25 06:42:08,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:08,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:08,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:08,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:08,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:42:09,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:09,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:09,064 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:09,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:09,075 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:09,101 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:09,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:09,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:09,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:09,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:42:09,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:09,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:09,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:09,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:42:12,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:12,817 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 35 treesize of output 36 [2021-11-25 06:42:12,823 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:12,829 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 12 treesize of output 11 [2021-11-25 06:42:12,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:12,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:12,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:12,943 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:12,943 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:12,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:12,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:12,967 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:12,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:12,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:12,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:13,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:42:13,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:13,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:13,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:13,061 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 14 treesize of output 16 [2021-11-25 06:42:13,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:13,556 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 35 treesize of output 36 [2021-11-25 06:42:13,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:13,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:13,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:13,573 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 12 treesize of output 11 [2021-11-25 06:42:13,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:13,662 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:13,663 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:13,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:13,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:13,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:42:13,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:13,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:13,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:13,794 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 14 treesize of output 16 [2021-11-25 06:42:14,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:14,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:14,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:14,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:14,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:42:15,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:15,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:15,046 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:15,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:15,053 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:15,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:15,073 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:15,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:15,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:15,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:15,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 06:42:15,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:15,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:15,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:15,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:42:15,366 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:15,371 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 12 treesize of output 11 [2021-11-25 06:42:15,376 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 12 treesize of output 11 [2021-11-25 06:42:15,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:15,459 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:15,460 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:15,467 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:42:15,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:15,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:15,507 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:15,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:15,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:15,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:15,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:42:15,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:15,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:15,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:15,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:15,615 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 06:42:16,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:16,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:42:16,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:16,873 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:16,874 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:16,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:16,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:16,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:16,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:42:16,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:16,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:17,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:17,225 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:42:17,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:17,238 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 12 treesize of output 11 [2021-11-25 06:42:17,244 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 12 treesize of output 11 [2021-11-25 06:42:17,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:17,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:17,358 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:17,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:42:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:17,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:17,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:17,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:17,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:42:17,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:17,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:17,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:17,479 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 14 treesize of output 16 [2021-11-25 06:42:21,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:21,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:21,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:21,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:21,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:21,034 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 12 treesize of output 11 [2021-11-25 06:42:21,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:21,154 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:21,155 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:21,163 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:21,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:21,182 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:21,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:21,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:21,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:21,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:42:21,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:21,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:21,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:21,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:42:22,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:22,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:22,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:22,410 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:22,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:22,417 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 12 treesize of output 11 [2021-11-25 06:42:22,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:22,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:22,504 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:22,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:22,511 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:22,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:22,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:22,530 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:22,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:22,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:22,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:22,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 06:42:22,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:22,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:22,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:22,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:42:23,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:23,228 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 35 treesize of output 36 [2021-11-25 06:42:23,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:23,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:23,239 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 27 treesize of output 26 [2021-11-25 06:42:23,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:23,334 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:23,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:23,342 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:23,367 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:23,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:23,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:23,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:23,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:42:23,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:23,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:23,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:23,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:42:24,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:24,401 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 35 treesize of output 36 [2021-11-25 06:42:24,408 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 28 treesize of output 28 [2021-11-25 06:42:24,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:24,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:24,423 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 12 treesize of output 11 [2021-11-25 06:42:24,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:24,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:24,534 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:24,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:24,541 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:24,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:24,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:24,569 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:24,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:24,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:24,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:24,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:42:24,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:24,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:24,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:24,654 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 14 treesize of output 16 [2021-11-25 06:42:28,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:28,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:28,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:28,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:28,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:42:28,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:28,220 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:28,221 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:28,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:28,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:28,270 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:28,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:28,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:28,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:28,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:42:28,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:28,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:28,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:28,360 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 14 treesize of output 14 [2021-11-25 06:42:28,363 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 06:42:29,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:29,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:42:29,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:29,468 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:29,468 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:29,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:29,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:29,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:29,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:29,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:42:29,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:29,572 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 06:42:29,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:29,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:42:33,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:33,305 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 35 treesize of output 36 [2021-11-25 06:42:33,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:33,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:33,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:33,319 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 12 treesize of output 11 [2021-11-25 06:42:33,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:33,399 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:33,399 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:33,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:33,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:33,433 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:33,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:33,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:33,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:33,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:42:33,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:33,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:33,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:33,536 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 14 treesize of output 16 [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 35 treesize of output 36 [2021-11-25 06:42:34,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:34,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:34,592 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 27 treesize of output 26 [2021-11-25 06:42:34,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:34,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:34,683 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:34,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:34,690 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:34,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:34,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:34,710 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:34,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:34,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:34,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:42:34,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:34,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:34,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:34,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:34,789 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 06:42:35,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:35,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:42:35,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:35,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:35,689 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:35,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:35,696 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:35,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:35,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:35,716 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:35,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:35,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:35,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:35,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:42:35,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:35,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:35,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:35,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:42:36,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:36,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:36,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:36,782 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 12 treesize of output 11 [2021-11-25 06:42:36,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:36,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:36,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:36,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:36,892 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:36,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:36,900 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:36,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:36,921 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:36,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:36,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:36,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:36,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 06:42:36,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:36,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:37,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:42:37,020 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 14 treesize of output 16 [2021-11-25 06:42:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:37,549 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:37,556 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:37,563 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 12 treesize of output 11 [2021-11-25 06:42:37,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:37,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:37,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:37,670 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:37,670 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:37,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:37,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:37,697 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:37,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:37,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:37,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:37,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 06:42:37,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:37,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:37,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:37,982 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 27 treesize of output 31 [2021-11-25 06:42:37,986 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 12 treesize of output 11 [2021-11-25 06:42:37,989 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 27 treesize of output 26 [2021-11-25 06:42:38,068 INFO L354 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2021-11-25 06:42:38,069 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 06:42:38,090 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:42:38,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:38,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:38,119 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:38,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:38,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:38,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:38,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:42:38,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:38,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:38,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:38,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:42:41,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:41,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:41,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:41,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:41,581 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 27 treesize of output 26 [2021-11-25 06:42:41,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:41,672 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:41,672 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:41,680 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:41,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:41,703 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:41,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:41,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:41,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:41,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:42:41,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:41,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:42,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:42,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:42:42,019 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 28 treesize of output 28 [2021-11-25 06:42:42,025 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 12 treesize of output 11 [2021-11-25 06:42:42,029 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 12 treesize of output 11 [2021-11-25 06:42:42,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:42,127 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:42,127 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:42:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:42,155 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:42,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:42,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:42,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:42,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:42:42,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:42,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:42,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:42,268 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 14 treesize of output 16 [2021-11-25 06:42:43,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:43,697 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:43,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:42:43,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:43,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:43,713 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 12 treesize of output 11 [2021-11-25 06:42:43,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:43,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:43,802 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:42:43,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:42:43,810 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:43,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:43,827 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:43,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:43,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:43,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:43,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:42:43,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:43,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:43,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:42:43,923 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 14 treesize of output 16 [2021-11-25 06:42:47,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:47,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:42:47,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:47,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:42:47,253 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 27 treesize of output 26 [2021-11-25 06:42:47,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:47,350 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:47,350 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:47,357 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:47,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:47,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:47,379 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:47,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:47,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:47,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:42:47,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:47,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:42:47,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:47,474 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 14 treesize of output 14 [2021-11-25 06:42:47,476 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 06:42:48,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:48,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:42:48,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:42:48,504 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:42:48,504 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:42:48,511 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:42:48,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:48,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:42:48,531 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:42:48,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:42:48,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:48,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:48,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-25 06:42:48,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:48,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:42:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:42:48,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 06:42:48,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 06:42:48,613 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 06:42:48,617 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 06:44:02,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:02,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:02,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 29 [2021-11-25 06:44:02,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:02,193 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:02,209 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:02,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:02,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:02,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:02,256 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:02,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:02,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:02,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:02,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:44:02,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:02,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:02,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:02,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:44:02,544 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 12 treesize of output 11 [2021-11-25 06:44:02,547 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 27 treesize of output 26 [2021-11-25 06:44:02,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:02,630 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:02,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:44:02,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:02,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:02,657 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:02,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:02,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:02,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:02,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 06:44:02,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:02,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:02,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:02,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:44:03,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:03,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:03,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:03,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:03,937 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 27 treesize of output 26 [2021-11-25 06:44:04,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:04,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:04,076 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:04,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:04,090 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:04,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:04,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:04,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:04,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:04,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:44:04,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:04,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:04,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:04,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:44:05,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:05,407 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:05,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:44:05,424 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 12 treesize of output 11 [2021-11-25 06:44:05,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:05,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:05,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:05,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:05,525 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:05,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:05,533 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:05,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:05,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:05,553 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:05,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:05,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:05,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:05,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 06:44:05,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:05,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:05,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:05,896 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 27 treesize of output 31 [2021-11-25 06:44:05,904 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 12 treesize of output 11 [2021-11-25 06:44:05,908 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 27 treesize of output 26 [2021-11-25 06:44:06,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:06,016 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:06,016 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:44:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:06,054 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:06,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:06,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:06,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:06,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:06,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:06,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:06,155 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 14 treesize of output 14 [2021-11-25 06:44:06,159 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 06:44:07,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:07,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:44:07,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:07,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:07,124 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:07,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:07,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:07,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:07,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:07,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:44:07,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:07,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:07,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:07,246 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 14 treesize of output 14 [2021-11-25 06:44:07,250 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 06:44:08,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:08,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:44:08,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:08,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:08,268 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:08,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:08,276 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:08,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:08,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:08,301 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:08,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:08,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:08,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:08,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:44:08,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:08,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:08,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:08,400 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 14 treesize of output 16 [2021-11-25 06:44:09,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:09,001 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 35 treesize of output 36 [2021-11-25 06:44:09,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:09,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:09,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:44:09,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:09,101 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:09,101 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:09,109 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:09,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:09,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:09,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:09,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:44:09,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:09,204 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 06:44:09,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:09,229 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 14 treesize of output 16 [2021-11-25 06:44:12,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:12,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:12,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:12,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:12,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:44:12,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:12,955 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:12,956 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:12,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:12,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:12,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:13,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 06:44:13,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:13,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:13,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:13,064 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 14 treesize of output 16 [2021-11-25 06:44:14,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:14,037 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:14,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:44:14,050 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 12 treesize of output 11 [2021-11-25 06:44:14,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:14,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:14,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:14,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:14,147 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:14,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:14,154 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:14,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:14,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:14,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:14,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:44:14,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:14,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:14,585 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 27 treesize of output 31 [2021-11-25 06:44:14,594 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 12 treesize of output 11 [2021-11-25 06:44:14,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:44:14,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:14,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:14,721 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:14,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:44:14,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:14,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:14,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:14,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:14,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:14,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:44:14,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:14,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:14,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:14,849 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 14 treesize of output 16 [2021-11-25 06:44:15,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:15,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:15,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:15,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:15,540 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 27 treesize of output 26 [2021-11-25 06:44:15,633 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:15,637 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:15,638 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:15,645 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:15,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:15,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:15,682 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:15,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:15,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:15,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 06:44:15,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:15,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:16,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:16,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:44:16,100 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 12 treesize of output 11 [2021-11-25 06:44:16,103 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 27 treesize of output 26 [2021-11-25 06:44:16,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:16,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:16,219 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:16,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:44:16,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:16,260 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:16,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:16,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:16,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:16,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:16,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 06:44:16,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:16,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:16,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:16,599 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 27 treesize of output 31 [2021-11-25 06:44:16,603 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:44:16,608 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 12 treesize of output 11 [2021-11-25 06:44:16,615 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 12 treesize of output 11 [2021-11-25 06:44:16,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:16,702 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:16,702 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:16,710 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:44:16,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:16,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:16,728 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:16,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:16,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:16,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:16,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:44:16,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:16,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:16,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:16,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:44:17,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:17,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:17,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:17,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:17,958 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 27 treesize of output 26 [2021-11-25 06:44:18,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:18,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:18,072 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:18,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:18,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:18,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:18,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:18,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:18,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:18,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:18,181 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 14 treesize of output 16 [2021-11-25 06:44:21,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:21,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:21,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:21,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:21,673 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 27 treesize of output 26 [2021-11-25 06:44:21,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:21,755 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:21,755 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:21,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:21,775 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:21,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:21,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:21,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:21,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:21,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:44:21,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:21,832 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 06:44:21,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:21,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:21,851 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 06:44:22,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:22,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:44:22,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:22,856 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:22,856 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:22,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:22,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:22,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:22,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:22,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:22,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:22,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:22,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:22,974 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 14 treesize of output 16 [2021-11-25 06:44:26,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:26,511 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:26,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:26,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:26,522 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 27 treesize of output 26 [2021-11-25 06:44:26,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:26,602 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:26,602 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:26,609 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:26,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:26,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:26,625 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:26,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:26,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:26,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:26,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:44:26,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:26,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:26,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:26,696 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 14 treesize of output 16 [2021-11-25 06:44:27,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:27,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:27,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:44:27,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:27,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:27,750 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 12 treesize of output 11 [2021-11-25 06:44:27,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:27,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:27,845 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:27,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:27,853 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:27,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:27,869 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:27,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:27,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:27,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:27,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:27,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:27,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:27,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:27,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:44:31,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:31,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:31,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:31,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:31,292 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 27 treesize of output 26 [2021-11-25 06:44:31,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:31,393 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:31,393 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:31,403 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:31,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:31,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:31,449 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:31,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:31,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:31,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:31,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:31,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:31,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:31,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:31,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:31,530 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 06:44:32,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:32,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:44:32,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:32,576 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:32,577 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:32,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:32,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:32,603 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:32,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:32,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:32,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:32,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:32,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:32,692 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 06:44:32,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:32,712 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 14 treesize of output 14 [2021-11-25 06:44:32,715 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 06:44:33,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:33,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:44:33,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:33,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:33,668 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:33,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:33,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:33,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:33,692 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:33,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:33,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:33,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:33,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:44:33,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:33,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:33,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:33,761 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 14 treesize of output 16 [2021-11-25 06:44:34,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:34,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:34,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:34,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:34,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:44:34,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:34,385 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:34,386 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:34,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:34,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:34,425 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:34,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:34,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:34,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:34,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:34,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:34,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:34,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:34,520 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 14 treesize of output 16 [2021-11-25 06:44:35,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:35,621 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 35 treesize of output 36 [2021-11-25 06:44:35,624 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 28 treesize of output 28 [2021-11-25 06:44:35,630 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 12 treesize of output 11 [2021-11-25 06:44:35,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:35,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:35,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:35,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:35,730 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:35,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:35,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:35,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:35,755 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:35,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:35,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:35,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:35,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:44:35,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:35,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:35,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:44:35,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:44:36,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:36,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:44:36,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:44:36,976 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 12 treesize of output 11 [2021-11-25 06:44:36,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:36,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:37,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:37,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:37,077 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:37,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:37,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:37,101 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:37,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:37,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:37,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:37,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 06:44:37,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:37,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:37,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:37,194 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 14 treesize of output 16 [2021-11-25 06:44:37,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:37,746 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 35 treesize of output 36 [2021-11-25 06:44:37,752 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:44:37,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:37,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:37,764 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 12 treesize of output 11 [2021-11-25 06:44:37,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:37,849 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:37,849 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:37,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:37,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:37,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:37,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:37,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:37,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:37,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:37,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 06:44:41,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:41,325 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 35 treesize of output 36 [2021-11-25 06:44:41,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:41,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:44:41,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:44:41,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:41,469 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:41,469 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:41,477 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:41,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:41,492 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:41,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:41,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:41,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:44:41,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:41,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:41,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:41,805 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:44:41,809 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 12 treesize of output 11 [2021-11-25 06:44:41,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:44:41,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:41,894 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:41,894 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:41,901 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:44:41,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:41,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:41,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:41,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:41,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:41,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:44:41,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:41,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:42,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:42,020 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 14 treesize of output 14 [2021-11-25 06:44:42,023 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 06:44:42,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:42,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:44:43,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:43,079 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:44:43,079 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:44:43,086 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:44:43,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:43,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:43,103 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:43,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:43,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:43,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:44:43,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:43,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:43,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:43,408 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:44:43,415 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 12 treesize of output 11 [2021-11-25 06:44:43,418 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 27 treesize of output 26 [2021-11-25 06:44:43,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:43,515 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:43,527 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:43,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:44:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:43,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:43,549 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:43,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:43,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:43,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:43,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:44:43,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:43,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:44:43,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:43,843 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 31 [2021-11-25 06:44:43,848 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 12 treesize of output 11 [2021-11-25 06:44:43,850 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 27 treesize of output 26 [2021-11-25 06:44:43,930 INFO L354 Elim1Store]: treesize reduction 18, result has 28.0 percent of original size [2021-11-25 06:44:43,930 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 20 [2021-11-25 06:44:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:44:43,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:43,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:44:43,954 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:44:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:44:43,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:43,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:44,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:44:44,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:44,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:44:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:44:44,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:44:44,047 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 06:44:55,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:55,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 26 [2021-11-25 06:44:55,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:55,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:44:55,733 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:44:55,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:44:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:03,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:03,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:45:03,779 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:45:03,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:45:03,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:03,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:03,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:45:03,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:03,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:45:03,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:45:03,850 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 14 treesize of output 16 [2021-11-25 06:45:04,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:04,954 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:45:04,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:04,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:45:04,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2021-11-25 06:45:05,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:05,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:05,059 INFO L354 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2021-11-25 06:45:05,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 24 [2021-11-25 06:45:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:45:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:45:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:45:05,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:05,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:05,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:45:05,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:05,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:45:05,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 14 treesize of output 14 [2021-11-25 06:45:05,176 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 14 treesize of output 16 [2021-11-25 06:45:05,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:05,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:45:05,719 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:45:05,728 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 12 treesize of output 11 [2021-11-25 06:45:05,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:05,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:45:05,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:05,816 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:45:05,816 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:45:05,823 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:05,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:05,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:45:05,842 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:45:05,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:45:05,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:05,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:05,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:45:05,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:05,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (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 06:45:05,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 06:45:05,933 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 14 treesize of output 16 [2021-11-25 06:45:06,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:06,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2021-11-25 06:45:06,542 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 28 [2021-11-25 06:45:06,548 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 12 treesize of output 11 [2021-11-25 06:45:06,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:06,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 06:45:06,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 06:45:06,649 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 06:45:06,649 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 17 [2021-11-25 06:45:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:06,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 288 transitions. [2021-11-25 06:45:06,684 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 288 transitions. [2021-11-25 06:45:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:45:06,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:06,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:06,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:45:06,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:06,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-25 06:45:06,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 06:45:06,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 06:45:06,773 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 06:45:06,777 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