./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sqm-if.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm-if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI --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 ec5a38bdcfa55d3eade09a482c32f3a3863eaa8e13e2a337e00dc10a9c55f830 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm-if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI --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 ec5a38bdcfa55d3eade09a482c32f3a3863eaa8e13e2a337e00dc10a9c55f830 ........................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:47:43,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:47:43,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:47:43,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:47:43,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:47:43,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:47:43,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:47:43,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:47:43,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:47:43,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:47:43,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:47:43,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:47:43,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:47:43,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:47:43,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:47:43,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:47:43,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:47:43,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:47:43,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:47:43,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:47:43,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:47:43,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:47:43,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:47:43,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:47:43,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:47:43,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:47:43,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:47:43,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:47:43,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:47:43,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:47:43,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:47:43,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:47:43,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:47:43,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:47:43,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:47:43,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:47:43,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:47:43,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:47:43,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:47:43,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:47:43,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:47:43,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:47:43,220 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:47:43,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:47:43,225 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:47:43,225 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:47:43,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:47:43,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:47:43,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:47:43,226 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:47:43,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:47:43,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:47:43,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:47:43,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:47:43,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:47:43,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:47:43,229 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:47:43,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:47:43,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:47:43,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:47:43,230 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:47:43,230 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:47:43,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:47:43,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:47:43,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:47:43,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:47:43,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:47:43,232 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:47:43,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:47:43,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:47:43,232 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_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec5a38bdcfa55d3eade09a482c32f3a3863eaa8e13e2a337e00dc10a9c55f830 [2021-10-29 03:47:43,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:47:43,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:47:43,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:47:43,553 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:47:43,554 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:47:43,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/array-fpi/sqm-if.c [2021-10-29 03:47:43,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data/b849b2f6b/643d31c8eb214f798a8c37a1490df6c4/FLAGf3d2219a6 [2021-10-29 03:47:44,139 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:47:44,140 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/sv-benchmarks/c/array-fpi/sqm-if.c [2021-10-29 03:47:44,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data/b849b2f6b/643d31c8eb214f798a8c37a1490df6c4/FLAGf3d2219a6 [2021-10-29 03:47:44,528 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data/b849b2f6b/643d31c8eb214f798a8c37a1490df6c4 [2021-10-29 03:47:44,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:47:44,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:47:44,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:47:44,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:47:44,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:47:44,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a53201f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44, skipping insertion in model container [2021-10-29 03:47:44,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:47:44,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:47:44,715 WARN L228 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_45117d96-eca7-4bbc-ad94-2b517f750f18/sv-benchmarks/c/array-fpi/sqm-if.c[589,602] [2021-10-29 03:47:44,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:47:44,746 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:47:44,757 WARN L228 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_45117d96-eca7-4bbc-ad94-2b517f750f18/sv-benchmarks/c/array-fpi/sqm-if.c[589,602] [2021-10-29 03:47:44,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:47:44,779 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:47:44,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44 WrapperNode [2021-10-29 03:47:44,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:47:44,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:47:44,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:47:44,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:47:44,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:47:44,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:47:44,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:47:44,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:47:44,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:47:44,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:47:44,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:47:44,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:47:44,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:47:44" (1/1) ... [2021-10-29 03:47:44,880 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:47:44,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:47:44,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:47:44,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:47:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:47:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:47:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:47:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:47:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:47:44,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:47:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:47:45,352 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:47:45,352 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-29 03:47:45,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:47:45 BoogieIcfgContainer [2021-10-29 03:47:45,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:47:45,356 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:47:45,356 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:47:45,366 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:47:45,366 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:47:45" (1/1) ... [2021-10-29 03:47:45,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:47:45,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:45,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-10-29 03:47:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-10-29 03:47:45,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:47:45,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:45,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:45,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:47:45,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:45,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-10-29 03:47:45,746 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-10-29 03:47:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:47:45,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:45,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:45,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:45,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 03:47:45,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:45,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:47:46,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:46,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-10-29 03:47:46,043 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-10-29 03:47:46,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:47:46,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:46,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:46,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 03:47:46,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:46,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:47:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:47:46,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2021-10-29 03:47:46,703 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2021-10-29 03:47:46,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:47:46,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:46,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:46,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 03:47:46,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:46,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:47:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 32 transitions. [2021-10-29 03:47:47,354 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 32 transitions. [2021-10-29 03:47:47,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:47:47,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:47,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:47,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-29 03:47:47,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:47,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:47:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:47,789 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-29 03:47:47,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-10-29 03:47:48,021 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 03:47:48,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 39 [2021-10-29 03:47:48,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:47:49,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:49,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2021-10-29 03:47:49,092 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2021-10-29 03:47:49,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:47:49,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:49,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:49,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 03:47:49,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:49,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:47:49,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:49,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2021-10-29 03:47:49,675 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2021-10-29 03:47:49,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:47:49,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:49,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:49,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 03:47:49,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:49,952 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:47:50,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:50,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2021-10-29 03:47:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2021-10-29 03:47:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:47:50,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:50,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:51,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-29 03:47:51,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:51,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:47:51,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,668 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-10-29 03:47:51,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 249 treesize of output 417 [2021-10-29 03:47:51,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,802 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:47:51,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 168 treesize of output 102 [2021-10-29 03:47:51,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,851 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:47:51,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 241 treesize of output 148 [2021-10-29 03:47:51,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:51,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:51,918 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:47:51,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 169 treesize of output 71 [2021-10-29 03:47:52,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:52,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:52,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:52,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:52,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:47:52,064 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:47:52,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 52 [2021-10-29 03:47:52,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:47:53,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2021-10-29 03:47:53,594 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-10-29 03:47:53,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:47:53,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:53,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:53,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:53,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-29 03:47:53,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:53,749 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 [2021-10-29 03:47:53,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:47:53,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:53,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-10-29 03:47:54,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:47:54,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2021-10-29 03:47:54,347 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-10-29 03:47:54,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 49 [2021-10-29 03:47:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:47:59,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:59,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2021-10-29 03:47:59,243 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2021-10-29 03:47:59,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:47:59,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:59,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:59,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 03:47:59,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:48:02,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:02,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2021-10-29 03:48:02,074 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2021-10-29 03:48:02,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:48:02,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:02,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:02,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 03:48:02,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:02,622 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:48:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:03,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2021-10-29 03:48:03,298 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2021-10-29 03:48:03,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:48:03,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:03,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:03,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-29 03:48:03,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:03,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:48:04,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,114 INFO L354 Elim1Store]: treesize reduction 27, result has 3.6 percent of original size [2021-10-29 03:48:04,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 249 treesize of output 417 [2021-10-29 03:48:04,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,196 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:48:04,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 187 treesize of output 120 [2021-10-29 03:48:04,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,271 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:48:04,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 215 treesize of output 123 [2021-10-29 03:48:04,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,296 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,301 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:48:04,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 215 treesize of output 98 [2021-10-29 03:48:04,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,364 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:48:04,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 54 [2021-10-29 03:48:04,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:04,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:04,579 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-29 03:48:04,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 79 treesize of output 75 [2021-10-29 03:48:08,747 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:48:13,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:13,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2021-10-29 03:48:13,411 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2021-10-29 03:48:13,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:48:13,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:13,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:13,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 33 conjunts are in the unsatisfiable core [2021-10-29 03:48:13,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:13,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 03:48:13,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:48:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:14,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 261 [2021-10-29 03:48:14,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 50 [2021-10-29 03:48:14,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 72 [2021-10-29 03:48:14,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 37 [2021-10-29 03:48:14,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-10-29 03:48:14,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:14,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-10-29 03:48:15,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:15,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:15,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 8 select indices, 8 select index equivalence classes, 13 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 470 [2021-10-29 03:48:15,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 121 [2021-10-29 03:48:15,239 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 03:48:15,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 318 treesize of output 191 [2021-10-29 03:48:15,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 132 [2021-10-29 03:48:15,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:15,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:15,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:15,617 INFO L354 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2021-10-29 03:48:15,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 83 treesize of output 70 [2021-10-29 03:48:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:48:20,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:20,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2021-10-29 03:48:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2021-10-29 03:48:20,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:48:20,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:20,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:20,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 03:48:20,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:21,639 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:48:25,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:25,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 52 states and 92 transitions. [2021-10-29 03:48:25,826 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2021-10-29 03:48:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:48:25,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:25,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:25,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:48:25,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:48:27,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:27,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2021-10-29 03:48:27,496 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2021-10-29 03:48:27,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:48:27,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:27,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:27,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 03:48:27,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:27,617 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:48:31,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:31,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2021-10-29 03:48:31,521 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2021-10-29 03:48:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:48:31,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:31,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:34,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-29 03:48:34,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:34,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:48:34,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,387 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-29 03:48:34,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-10-29 03:48:34,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:34,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,493 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:48:34,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 54 [2021-10-29 03:48:34,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:34,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:34,751 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-29 03:48:34,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 83 treesize of output 79 [2021-10-29 03:48:35,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:35,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:35,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:35,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:35,102 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-10-29 03:48:35,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 108 treesize of output 98 [2021-10-29 03:48:42,553 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:48:50,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:50,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2021-10-29 03:48:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2021-10-29 03:48:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:48:50,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:50,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:50,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 03:48:50,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:51,162 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:48:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:52,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 86 transitions. [2021-10-29 03:48:52,384 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2021-10-29 03:48:52,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:48:52,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:52,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:53,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-29 03:48:53,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:48:53,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 03:48:53,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:48:53,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:53,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 261 [2021-10-29 03:48:53,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 53 [2021-10-29 03:48:53,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 56 [2021-10-29 03:48:53,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 59 [2021-10-29 03:48:53,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 232 treesize of output 326 [2021-10-29 03:48:53,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 26 [2021-10-29 03:48:53,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 41 [2021-10-29 03:48:53,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:53,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 28 [2021-10-29 03:48:54,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-10-29 03:48:54,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:54,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-10-29 03:48:55,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 69 [2021-10-29 03:48:55,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:55,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:55,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:55,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:55,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:55,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,467 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-10-29 03:48:55,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 10 select indices, 10 select index equivalence classes, 15 disjoint index pairs (out of 45 index pairs), introduced 14 new quantified variables, introduced 47 case distinctions, treesize of input 303 treesize of output 607 [2021-10-29 03:48:55,528 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 03:48:55,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 03:48:55,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:55,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:55,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 17 disjoint index pairs (out of 55 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 420 treesize of output 255 [2021-10-29 03:48:56,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,116 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-10-29 03:48:56,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 13 disjoint index pairs (out of 55 index pairs), introduced 9 new quantified variables, introduced 30 case distinctions, treesize of input 409 treesize of output 243 [2021-10-29 03:48:56,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,186 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-29 03:48:56,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 16 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 247 treesize of output 116 [2021-10-29 03:48:56,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:48:56,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:48:56,614 INFO L354 Elim1Store]: treesize reduction 44, result has 13.7 percent of original size [2021-10-29 03:48:56,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 96 treesize of output 91 [2021-10-29 03:48:57,941 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:49:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:49:05,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2021-10-29 03:49:05,661 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2021-10-29 03:49:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:49:05,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:49:05,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:49:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:49:05,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-29 03:49:05,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:49:07,238 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:49:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:49:15,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 63 states and 99 transitions. [2021-10-29 03:49:15,288 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 99 transitions. [2021-10-29 03:49:15,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:49:15,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:49:15,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:49:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:49:15,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-29 03:49:15,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:49:15,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 03:49:15,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:49:15,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:15,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-10-29 03:49:15,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:15,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:15,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:15,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-10-29 03:49:16,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-10-29 03:49:16,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2021-10-29 03:49:16,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:16,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:16,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:16,315 INFO L354 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2021-10-29 03:49:16,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 83 treesize of output 70 [2021-10-29 03:49:17,333 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-10-29 03:49:17,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 82 treesize of output 46 [2021-10-29 03:49:17,342 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:49:27,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:49:27,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2021-10-29 03:49:27,963 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2021-10-29 03:49:27,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:49:27,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:49:27,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:49:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:49:35,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-29 03:49:35,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:49:35,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:49:35,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,291 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-29 03:49:35,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 30 [2021-10-29 03:49:35,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:35,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,445 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 03:49:35,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56 treesize of output 54 [2021-10-29 03:49:35,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:35,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:35,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:35,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:35,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:35,859 INFO L354 Elim1Store]: treesize reduction 43, result has 2.3 percent of original size [2021-10-29 03:49:35,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 14 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 36 case distinctions, treesize of input 296 treesize of output 566 [2021-10-29 03:49:35,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 03:49:36,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,225 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-10-29 03:49:36,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 13 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 373 treesize of output 185 [2021-10-29 03:49:36,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,315 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-10-29 03:49:36,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 13 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 346 treesize of output 206 [2021-10-29 03:49:36,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,376 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-10-29 03:49:36,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 13 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 26 case distinctions, treesize of input 278 treesize of output 124 [2021-10-29 03:49:36,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:36,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:36,973 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-10-29 03:49:36,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 11 select indices, 11 select index equivalence classes, 20 disjoint index pairs (out of 55 index pairs), introduced 15 new quantified variables, introduced 55 case distinctions, treesize of input 333 treesize of output 645 [2021-10-29 03:49:37,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,143 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 03:49:37,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 22 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 35 case distinctions, treesize of input 422 treesize of output 269 [2021-10-29 03:49:37,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,314 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 03:49:37,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 22 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 35 case distinctions, treesize of input 484 treesize of output 312 [2021-10-29 03:49:37,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:37,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:37,433 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 03:49:37,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 18 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 40 case distinctions, treesize of input 374 treesize of output 182 [2021-10-29 03:49:38,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:38,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:38,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:49:38,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:38,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:49:38,101 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 03:49:38,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 15 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 120 treesize of output 118 [2021-10-29 03:50:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:50:27,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:27,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2021-10-29 03:50:27,030 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2021-10-29 03:50:27,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:50:27,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:27,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:29,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-29 03:50:29,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:50:29,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 03:50:29,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 03:50:29,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:29,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 261 [2021-10-29 03:50:29,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 50 [2021-10-29 03:50:29,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 57 [2021-10-29 03:50:29,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:29,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 57 [2021-10-29 03:50:30,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-10-29 03:50:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2021-10-29 03:50:30,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:30,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 58 [2021-10-29 03:50:31,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:31,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-10-29 03:50:32,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 81 [2021-10-29 03:50:32,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:32,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:32,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:32,916 INFO L354 Elim1Store]: treesize reduction 38, result has 19.1 percent of original size [2021-10-29 03:50:32,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 94 treesize of output 95 [2021-10-29 03:50:33,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,525 INFO L354 Elim1Store]: treesize reduction 104, result has 15.4 percent of original size [2021-10-29 03:50:33,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 12 select indices, 12 select index equivalence classes, 21 disjoint index pairs (out of 66 index pairs), introduced 16 new quantified variables, introduced 68 case distinctions, treesize of input 318 treesize of output 684 [2021-10-29 03:50:33,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 26 disjoint index pairs (out of 78 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 305 treesize of output 186 [2021-10-29 03:50:33,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 26 disjoint index pairs (out of 78 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 390 treesize of output 232 [2021-10-29 03:50:33,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:33,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:33,951 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 03:50:33,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 23 disjoint index pairs (out of 78 index pairs), introduced 11 new quantified variables, introduced 42 case distinctions, treesize of input 317 treesize of output 143 [2021-10-29 03:50:34,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:34,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:34,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 03:50:34,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:34,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 03:50:34,579 INFO L354 Elim1Store]: treesize reduction 52, result has 11.9 percent of original size [2021-10-29 03:50:34,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 37 case distinctions, treesize of input 104 treesize of output 111 [2021-10-29 03:50:36,481 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:52,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:52,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 77 states and 122 transitions. [2021-10-29 03:50:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2021-10-29 03:50:52,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:50:52,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:52,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:52,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:50:52,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:50:55,347 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:12,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:12,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 85 states and 137 transitions. [2021-10-29 03:51:12,309 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 137 transitions. [2021-10-29 03:51:12,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:51:12,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:12,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:12,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-29 03:51:12,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:51:15,800 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:51:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2021-10-29 03:51:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2021-10-29 03:51:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:51:20,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:20,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-10-29 03:51:30,294 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:492) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 03:51:30,297 INFO L168 Benchmark]: Toolchain (without parser) took 225765.00 ms. Allocated memory was 113.2 MB in the beginning and 377.5 MB in the end (delta: 264.2 MB). Free memory was 78.2 MB in the beginning and 238.5 MB in the end (delta: -160.3 MB). Peak memory consumption was 104.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:30,298 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 113.2 MB. Free memory was 87.9 MB in the beginning and 87.9 MB in the end (delta: 26.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:51:30,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.96 ms. Allocated memory is still 113.2 MB. Free memory was 78.0 MB in the beginning and 88.4 MB in the end (delta: -10.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:30,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.83 ms. Allocated memory is still 113.2 MB. Free memory was 88.4 MB in the beginning and 86.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:30,299 INFO L168 Benchmark]: Boogie Preprocessor took 48.16 ms. Allocated memory is still 113.2 MB. Free memory was 86.3 MB in the beginning and 85.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:51:30,299 INFO L168 Benchmark]: RCFGBuilder took 483.76 ms. Allocated memory is still 113.2 MB. Free memory was 85.2 MB in the beginning and 69.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:30,300 INFO L168 Benchmark]: CodeCheck took 224940.52 ms. Allocated memory was 113.2 MB in the beginning and 377.5 MB in the end (delta: 264.2 MB). Free memory was 69.0 MB in the beginning and 238.5 MB in the end (delta: -169.5 MB). Peak memory consumption was 96.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:30,302 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:492) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 113.2 MB. Free memory was 87.9 MB in the beginning and 87.9 MB in the end (delta: 26.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 246.96 ms. Allocated memory is still 113.2 MB. Free memory was 78.0 MB in the beginning and 88.4 MB in the end (delta: -10.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.83 ms. Allocated memory is still 113.2 MB. Free memory was 88.4 MB in the beginning and 86.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.16 ms. Allocated memory is still 113.2 MB. Free memory was 86.3 MB in the beginning and 85.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 483.76 ms. Allocated memory is still 113.2 MB. Free memory was 85.2 MB in the beginning and 69.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 224940.52 ms. Allocated memory was 113.2 MB in the beginning and 377.5 MB in the end (delta: 264.2 MB). Free memory was 69.0 MB in the beginning and 238.5 MB in the end (delta: -169.5 MB). Peak memory consumption was 96.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:51:30,510 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-10-29 03:51:30,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:51:32,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:51:32,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:51:32,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:51:32,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:51:32,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:51:32,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:51:32,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:51:32,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:51:32,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:51:32,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:51:32,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:51:32,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:51:32,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:51:32,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:51:32,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:51:32,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:51:32,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:51:32,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:51:32,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:51:32,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:51:32,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:51:32,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:51:32,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:51:32,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:51:32,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:51:32,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:51:32,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:51:32,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:51:32,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:51:32,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:51:32,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:51:32,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:51:32,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:51:32,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:51:32,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:51:32,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:51:32,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:51:32,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:51:32,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:51:32,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:51:32,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:51:32,834 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:51:32,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:51:32,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:51:32,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:51:32,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:51:32,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:51:32,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:51:32,838 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:51:32,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:51:32,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:51:32,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:51:32,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:51:32,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:51:32,840 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:51:32,841 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:51:32,841 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:51:32,841 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:51:32,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:51:32,841 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:51:32,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:51:32,842 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:51:32,842 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:51:32,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:51:32,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:51:32,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:51:32,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:51:32,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:51:32,844 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:51:32,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:51:32,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:51:32,844 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:51:32,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:51:32,845 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec5a38bdcfa55d3eade09a482c32f3a3863eaa8e13e2a337e00dc10a9c55f830 [2021-10-29 03:51:33,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:51:33,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:51:33,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:51:33,291 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:51:33,293 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:51:33,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/array-fpi/sqm-if.c [2021-10-29 03:51:33,378 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data/3b2c9a740/e2d80c5fa214407b94daba407d9da21b/FLAG8e7ccf91e [2021-10-29 03:51:33,896 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:51:33,897 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/sv-benchmarks/c/array-fpi/sqm-if.c [2021-10-29 03:51:33,902 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data/3b2c9a740/e2d80c5fa214407b94daba407d9da21b/FLAG8e7ccf91e [2021-10-29 03:51:34,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/data/3b2c9a740/e2d80c5fa214407b94daba407d9da21b [2021-10-29 03:51:34,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:51:34,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:51:34,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:51:34,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:51:34,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:51:34,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2341006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34, skipping insertion in model container [2021-10-29 03:51:34,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:51:34,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:51:34,420 WARN L228 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_45117d96-eca7-4bbc-ad94-2b517f750f18/sv-benchmarks/c/array-fpi/sqm-if.c[589,602] [2021-10-29 03:51:34,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:51:34,455 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:51:34,468 WARN L228 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_45117d96-eca7-4bbc-ad94-2b517f750f18/sv-benchmarks/c/array-fpi/sqm-if.c[589,602] [2021-10-29 03:51:34,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:51:34,529 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:51:34,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34 WrapperNode [2021-10-29 03:51:34,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:51:34,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:51:34,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:51:34,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:51:34,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:51:34,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:51:34,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:51:34,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:51:34,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:51:34,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:51:34,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:51:34,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:51:34,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:51:34" (1/1) ... [2021-10-29 03:51:34,630 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:51:34,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:51:34,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:51:34,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:51:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:51:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:51:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-29 03:51:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:51:34,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:51:34,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:51:34,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-29 03:51:35,773 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:51:35,774 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-29 03:51:35,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:51:35 BoogieIcfgContainer [2021-10-29 03:51:35,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:51:35,777 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:51:35,778 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:51:35,788 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:51:35,788 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:51:35" (1/1) ... [2021-10-29 03:51:35,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:51:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:35,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-10-29 03:51:35,829 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-10-29 03:51:35,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:51:35,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:35,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:35,863 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 03:51:35,868 INFO L168 Benchmark]: Toolchain (without parser) took 1627.66 ms. Allocated memory is still 75.5 MB. Free memory was 60.1 MB in the beginning and 33.8 MB in the end (delta: 26.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:35,868 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 75.5 MB. Free memory is still 57.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:51:35,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.01 ms. Allocated memory is still 75.5 MB. Free memory was 59.9 MB in the beginning and 59.9 MB in the end (delta: 9.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:35,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.57 ms. Allocated memory is still 75.5 MB. Free memory was 59.9 MB in the beginning and 58.2 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:51:35,871 INFO L168 Benchmark]: Boogie Preprocessor took 25.69 ms. Allocated memory is still 75.5 MB. Free memory was 58.2 MB in the beginning and 56.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:51:35,872 INFO L168 Benchmark]: RCFGBuilder took 1154.95 ms. Allocated memory is still 75.5 MB. Free memory was 56.6 MB in the beginning and 38.8 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:35,873 INFO L168 Benchmark]: CodeCheck took 88.44 ms. Allocated memory is still 75.5 MB. Free memory was 38.6 MB in the beginning and 33.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:35,876 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 75.5 MB. Free memory is still 57.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 290.01 ms. Allocated memory is still 75.5 MB. Free memory was 59.9 MB in the beginning and 59.9 MB in the end (delta: 9.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.57 ms. Allocated memory is still 75.5 MB. Free memory was 59.9 MB in the beginning and 58.2 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.69 ms. Allocated memory is still 75.5 MB. Free memory was 58.2 MB in the beginning and 56.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1154.95 ms. Allocated memory is still 75.5 MB. Free memory was 56.6 MB in the beginning and 38.8 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 88.44 ms. Allocated memory is still 75.5 MB. Free memory was 38.6 MB in the beginning and 33.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:51:35,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45117d96-eca7-4bbc-ad94-2b517f750f18/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...