./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a622ae6de889131f2da5147d62f9f380917f72e1547f77059c8208bcfb6e8bd0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:19:10,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:19:10,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:19:10,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:19:10,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:19:10,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:19:10,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:19:10,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:19:10,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:19:10,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:19:10,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:19:10,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:19:10,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:19:10,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:19:10,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:19:10,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:19:10,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:19:10,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:19:10,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:19:10,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:19:10,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:19:10,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:19:10,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:19:10,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:19:10,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:19:10,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:19:10,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:19:10,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:19:10,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:19:10,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:19:10,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:19:10,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:19:10,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:19:10,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:19:10,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:19:10,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:19:10,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:19:10,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:19:10,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:19:10,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:19:10,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:19:10,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-13 18:19:10,384 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:19:10,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:19:10,386 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:19:10,386 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:19:10,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:19:10,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:19:10,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:19:10,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:19:10,389 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:19:10,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:19:10,391 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:19:10,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:19:10,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:19:10,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:19:10,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:19:10,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:19:10,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:19:10,393 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:19:10,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:19:10,394 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:19:10,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:19:10,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:19:10,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:19:10,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:19:10,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:19:10,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:19:10,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:19:10,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:19:10,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:19:10,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:19:10,399 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:19:10,399 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:19:10,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:19:10,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:19:10,400 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_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a622ae6de889131f2da5147d62f9f380917f72e1547f77059c8208bcfb6e8bd0 [2021-11-13 18:19:10,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:19:10,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:19:10,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:19:10,831 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:19:10,832 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:19:10,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2021-11-13 18:19:10,933 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/data/aa241eb94/0fb86450bed249f4ba2539fbe77a02f8/FLAG5cfb524bb [2021-11-13 18:19:11,714 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:19:11,715 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2021-11-13 18:19:11,750 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/data/aa241eb94/0fb86450bed249f4ba2539fbe77a02f8/FLAG5cfb524bb [2021-11-13 18:19:11,922 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/data/aa241eb94/0fb86450bed249f4ba2539fbe77a02f8 [2021-11-13 18:19:11,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:19:11,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:19:11,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:19:11,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:19:11,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:19:11,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:19:11" (1/1) ... [2021-11-13 18:19:11,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57dedd12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:11, skipping insertion in model container [2021-11-13 18:19:11,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:19:11" (1/1) ... [2021-11-13 18:19:11,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:19:12,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:19:12,448 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_83db85f2-dfbf-491e-84d5-566edcbd528a/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i[23220,23233] [2021-11-13 18:19:12,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:19:12,467 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:19:12,540 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_83db85f2-dfbf-491e-84d5-566edcbd528a/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i[23220,23233] [2021-11-13 18:19:12,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:19:12,579 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:19:12,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12 WrapperNode [2021-11-13 18:19:12,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:19:12,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:19:12,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:19:12,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:19:12,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:19:12,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:19:12,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:19:12,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:19:12,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:19:12,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:19:12,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:19:12,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:19:12,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (1/1) ... [2021-11-13 18:19:12,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:19:12,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:12,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:19:12,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:19:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-11-13 18:19:12,785 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-11-13 18:19:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:19:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:19:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:19:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:19:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:19:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:19:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:19:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:19:12,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:19:12,987 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2021-11-13 18:19:13,258 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:19:13,258 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 18:19:13,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:19:13 BoogieIcfgContainer [2021-11-13 18:19:13,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:19:13,263 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:19:13,263 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:19:13,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:19:13,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:19:11" (1/3) ... [2021-11-13 18:19:13,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1121ccef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:19:13, skipping insertion in model container [2021-11-13 18:19:13,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:19:12" (2/3) ... [2021-11-13 18:19:13,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1121ccef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:19:13, skipping insertion in model container [2021-11-13 18:19:13,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:19:13" (3/3) ... [2021-11-13 18:19:13,271 INFO L111 eAbstractionObserver]: Analyzing ICFG simple_search_value-2.i [2021-11-13 18:19:13,277 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:19:13,278 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:19:13,339 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:19:13,348 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:19:13,348 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:19:13,368 INFO L276 IsEmpty]: Start isEmpty. Operand has 26 states, 22 states have (on average 1.5) internal successors, (33), 24 states have internal predecessors, (33), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 18:19:13,374 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:13,375 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:19:13,375 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:13,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:13,382 INFO L85 PathProgramCache]: Analyzing trace with hash 2087165485, now seen corresponding path program 1 times [2021-11-13 18:19:13,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:13,394 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571794685] [2021-11-13 18:19:13,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:13,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:13,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:13,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571794685] [2021-11-13 18:19:13,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571794685] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:13,619 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:13,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:19:13,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412979631] [2021-11-13 18:19:13,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:13,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:19:13,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:13,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:19:13,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:19:13,678 INFO L87 Difference]: Start difference. First operand has 26 states, 22 states have (on average 1.5) internal successors, (33), 24 states have internal predecessors, (33), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:13,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:13,703 INFO L93 Difference]: Finished difference Result 39 states and 52 transitions. [2021-11-13 18:19:13,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:19:13,707 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-13 18:19:13,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:13,715 INFO L225 Difference]: With dead ends: 39 [2021-11-13 18:19:13,715 INFO L226 Difference]: Without dead ends: 18 [2021-11-13 18:19:13,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:19:13,725 INFO L933 BasicCegarLoop]: 32 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.44ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:13,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 1.44ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-13 18:19:13,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-11-13 18:19:13,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-11-13 18:19:13,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:13,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2021-11-13 18:19:13,773 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 9 [2021-11-13 18:19:13,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:13,774 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2021-11-13 18:19:13,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:13,775 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-13 18:19:13,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 18:19:13,776 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:13,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:19:13,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:19:13,778 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:13,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:13,782 INFO L85 PathProgramCache]: Analyzing trace with hash -2034265922, now seen corresponding path program 1 times [2021-11-13 18:19:13,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:13,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844006216] [2021-11-13 18:19:13,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:13,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:13,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:13,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:13,847 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844006216] [2021-11-13 18:19:13,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844006216] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:13,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:13,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 18:19:13,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122668725] [2021-11-13 18:19:13,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:13,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:19:13,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:13,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:19:13,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:19:13,852 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:13,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:13,872 INFO L93 Difference]: Finished difference Result 28 states and 35 transitions. [2021-11-13 18:19:13,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:19:13,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-13 18:19:13,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:13,874 INFO L225 Difference]: With dead ends: 28 [2021-11-13 18:19:13,874 INFO L226 Difference]: Without dead ends: 19 [2021-11-13 18:19:13,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:19:13,877 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 0 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.12ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.19ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:13,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 37 Invalid, 6 Unknown, 0 Unchecked, 1.12ms Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 13.19ms Time] [2021-11-13 18:19:13,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-11-13 18:19:13,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-11-13 18:19:13,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:13,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2021-11-13 18:19:13,885 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 11 [2021-11-13 18:19:13,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:13,885 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-11-13 18:19:13,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:13,886 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2021-11-13 18:19:13,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 18:19:13,887 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:13,887 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:19:13,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:19:13,888 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:13,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:13,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1977007620, now seen corresponding path program 1 times [2021-11-13 18:19:13,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:13,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459561741] [2021-11-13 18:19:13,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:13,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:19:13,962 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:13,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459561741] [2021-11-13 18:19:13,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459561741] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:13,963 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:13,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:19:13,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682128131] [2021-11-13 18:19:13,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:13,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:19:13,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:13,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:19:13,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:19:13,966 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:14,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:14,015 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2021-11-13 18:19:14,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:19:14,016 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-13 18:19:14,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:14,017 INFO L225 Difference]: With dead ends: 39 [2021-11-13 18:19:14,018 INFO L226 Difference]: Without dead ends: 24 [2021-11-13 18:19:14,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:19:14,023 INFO L933 BasicCegarLoop]: 18 mSDtfsCounter, 4 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.48ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.33ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:14,024 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 49 Invalid, 17 Unknown, 0 Unchecked, 1.48ms Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 31.33ms Time] [2021-11-13 18:19:14,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-11-13 18:19:14,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2021-11-13 18:19:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:14,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2021-11-13 18:19:14,050 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 11 [2021-11-13 18:19:14,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:14,050 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2021-11-13 18:19:14,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:14,051 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-13 18:19:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 18:19:14,052 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:14,052 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:19:14,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:19:14,053 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:14,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:14,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1102443704, now seen corresponding path program 1 times [2021-11-13 18:19:14,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:14,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083207130] [2021-11-13 18:19:14,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:14,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:14,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 18:19:14,232 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:14,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083207130] [2021-11-13 18:19:14,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083207130] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:19:14,233 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:19:14,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:19:14,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703440428] [2021-11-13 18:19:14,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:19:14,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:19:14,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:14,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:19:14,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:19:14,240 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:14,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:14,322 INFO L93 Difference]: Finished difference Result 32 states and 38 transitions. [2021-11-13 18:19:14,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:19:14,325 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-13 18:19:14,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:14,327 INFO L225 Difference]: With dead ends: 32 [2021-11-13 18:19:14,327 INFO L226 Difference]: Without dead ends: 29 [2021-11-13 18:19:14,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:19:14,334 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 27 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.23ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.53ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:14,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 27 Invalid, 18 Unknown, 0 Unchecked, 3.23ms Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 47.53ms Time] [2021-11-13 18:19:14,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-13 18:19:14,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 22. [2021-11-13 18:19:14,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2021-11-13 18:19:14,341 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 16 [2021-11-13 18:19:14,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:14,341 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2021-11-13 18:19:14,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:14,342 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2021-11-13 18:19:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 18:19:14,343 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:14,343 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:19:14,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:19:14,344 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:14,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:14,344 INFO L85 PathProgramCache]: Analyzing trace with hash 379985990, now seen corresponding path program 1 times [2021-11-13 18:19:14,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:14,348 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859370370] [2021-11-13 18:19:14,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:14,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:14,473 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:14,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:14,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859370370] [2021-11-13 18:19:14,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859370370] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:14,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214625060] [2021-11-13 18:19:14,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:14,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:14,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:14,477 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:14,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:19:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:14,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 18:19:14,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:14,792 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:19:14,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:14,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1214625060] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:19:14,883 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:19:14,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2021-11-13 18:19:14,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881880662] [2021-11-13 18:19:14,887 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:19:14,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:19:14,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:14,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:19:14,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:19:14,889 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:15,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:15,044 INFO L93 Difference]: Finished difference Result 56 states and 67 transitions. [2021-11-13 18:19:15,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:19:15,045 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-13 18:19:15,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:15,046 INFO L225 Difference]: With dead ends: 56 [2021-11-13 18:19:15,047 INFO L226 Difference]: Without dead ends: 40 [2021-11-13 18:19:15,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:19:15,049 INFO L933 BasicCegarLoop]: 18 mSDtfsCounter, 16 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.19ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 94.33ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:15,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 81 Invalid, 43 Unknown, 0 Unchecked, 2.19ms Time], IncrementalHoareTripleChecker [8 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 94.33ms Time] [2021-11-13 18:19:15,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-11-13 18:19:15,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 37. [2021-11-13 18:19:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 36 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2021-11-13 18:19:15,058 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 21 [2021-11-13 18:19:15,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:15,058 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2021-11-13 18:19:15,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:15,058 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2021-11-13 18:19:15,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 18:19:15,060 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:15,060 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:19:15,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:15,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:15,277 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:15,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:15,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1481516270, now seen corresponding path program 2 times [2021-11-13 18:19:15,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:15,278 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882272289] [2021-11-13 18:19:15,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:15,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:15,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:15,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882272289] [2021-11-13 18:19:15,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882272289] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:15,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887023369] [2021-11-13 18:19:15,436 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:19:15,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:15,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:15,437 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:15,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:19:15,551 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-13 18:19:15,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:19:15,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:19:15,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:15,735 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:15,735 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:19:15,952 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 18:19:15,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887023369] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 18:19:15,952 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 18:19:15,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2021-11-13 18:19:15,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589653839] [2021-11-13 18:19:15,953 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 18:19:15,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-13 18:19:15,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:19:15,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-13 18:19:15,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2021-11-13 18:19:15,959 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:16,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:19:16,218 INFO L93 Difference]: Finished difference Result 86 states and 100 transitions. [2021-11-13 18:19:16,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-13 18:19:16,219 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-13 18:19:16,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:19:16,221 INFO L225 Difference]: With dead ends: 86 [2021-11-13 18:19:16,221 INFO L226 Difference]: Without dead ends: 70 [2021-11-13 18:19:16,222 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=211, Invalid=341, Unknown=0, NotChecked=0, Total=552 [2021-11-13 18:19:16,223 INFO L933 BasicCegarLoop]: 18 mSDtfsCounter, 55 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 85.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.26ms SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 102.84ms IncrementalHoareTripleChecker+Time [2021-11-13 18:19:16,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 87 Invalid, 82 Unknown, 0 Unchecked, 6.26ms Time], IncrementalHoareTripleChecker [23 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 102.84ms Time] [2021-11-13 18:19:16,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-11-13 18:19:16,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 67. [2021-11-13 18:19:16,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 1.0757575757575757) internal successors, (71), 66 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:16,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 71 transitions. [2021-11-13 18:19:16,235 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 71 transitions. Word has length 36 [2021-11-13 18:19:16,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:19:16,236 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 71 transitions. [2021-11-13 18:19:16,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:19:16,236 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2021-11-13 18:19:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 18:19:16,239 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:19:16,239 INFO L514 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:19:16,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:19:16,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-13 18:19:16,454 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:19:16,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:19:16,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1904311442, now seen corresponding path program 3 times [2021-11-13 18:19:16,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:19:16,454 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141764141] [2021-11-13 18:19:16,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:19:16,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:19:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:19:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 1 proven. 91 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-13 18:19:17,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:19:17,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141764141] [2021-11-13 18:19:17,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141764141] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 18:19:17,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [391432413] [2021-11-13 18:19:17,321 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:19:17,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:19:17,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:19:17,322 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:19:17,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83db85f2-dfbf-491e-84d5-566edcbd528a/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 18:19:22,482 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-11-13 18:19:22,482 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:19:22,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 99 conjunts are in the unsatisfiable core [2021-11-13 18:19:22,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:19:22,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-13 18:19:22,704 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-13 18:19:22,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-13 18:19:22,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-11-13 18:19:22,933 INFO L354 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2021-11-13 18:19:22,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 21 [2021-11-13 18:19:23,048 INFO L354 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2021-11-13 18:19:23,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 30 [2021-11-13 18:19:23,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 18:19:23,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 18 [2021-11-13 18:19:23,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 18:19:23,254 INFO L354 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2021-11-13 18:19:23,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 33 [2021-11-13 18:19:23,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-11-13 18:19:23,458 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-13 18:19:23,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 27 [2021-11-13 18:19:23,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-11-13 18:19:23,624 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-13 18:19:23,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 27 [2021-11-13 18:19:23,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-11-13 18:19:23,805 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-13 18:19:23,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 27 [2021-11-13 18:19:23,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-11-13 18:19:23,953 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-13 18:19:23,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 27 [2021-11-13 18:19:24,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-11-13 18:19:24,093 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-13 18:19:24,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 27 [2021-11-13 18:19:24,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-11-13 18:19:24,290 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-13 18:19:24,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 27 [2021-11-13 18:19:24,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2021-11-13 18:19:24,470 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-13 18:19:24,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 27 [2021-11-13 18:19:24,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2021-11-13 18:19:24,709 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-13 18:19:24,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 37 [2021-11-13 18:19:24,816 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 18:19:24,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 34 [2021-11-13 18:19:25,084 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-13 18:19:25,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 15 [2021-11-13 18:19:25,115 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 14 proven. 130 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-13 18:19:25,116 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:19:25,275 INFO L354 Elim1Store]: treesize reduction 28, result has 22.2 percent of original size [2021-11-13 18:19:25,276 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 1 case distinctions, treesize of input 67 treesize of output 52 [2021-11-13 18:19:25,297 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 18:19:25,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 42 [2021-11-13 18:19:27,406 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_DerPreprocessor_2 Int)) (or (and (< 2 |c_ULTIMATE.start_main_~counter~0#1|) (= |c_ULTIMATE.start_main_~a~0#1.offset| |c_ULTIMATE.start_main_~p~0#1.offset|) (= |c_ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= (select (select (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_2) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) 0)) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)))) is different from false [2021-11-13 18:19:31,700 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_DerPreprocessor_2 Int)) (or (and (= |c_ULTIMATE.start_main_~a~0#1.offset| |c_ULTIMATE.start_main_~p~0#1.offset|) (= |c_ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|)) (not (= (select (select (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_2) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) 0)) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)))) is different from false [2021-11-13 18:19:33,754 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (v_DerPreprocessor_2 Int)) (or (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|)))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) |c_ULTIMATE.start_main_~t~0#1.offset| v_DerPreprocessor_2) (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4) 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| |c_ULTIMATE.start_main_~t~0#1.offset|) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)))) is different from false [2021-11-13 18:19:36,007 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (v_DerPreprocessor_2 Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_3) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_14|)))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)))) is different from false [2021-11-13 18:20:27,259 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (v_DerPreprocessor_2 Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_4) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_15|)))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0))) is different from false [2021-11-13 18:20:30,418 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (v_DerPreprocessor_2 Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|)))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) |c_ULTIMATE.start_main_~t~0#1.offset| v_DerPreprocessor_4) (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0))) is different from false [2021-11-13 18:20:33,424 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (v_DerPreprocessor_2 Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_5) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_16|)))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)))) is different from false [2021-11-13 18:20:37,129 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (v_DerPreprocessor_2 Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|)))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) |c_ULTIMATE.start_main_~t~0#1.offset| v_DerPreprocessor_5) (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0))) is different from false [2021-11-13 18:20:40,475 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_6) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_17|)))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)))) is different from false [2021-11-13 18:20:44,704 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|)))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) |c_ULTIMATE.start_main_~t~0#1.offset| v_DerPreprocessor_6) (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0))) is different from false [2021-11-13 18:20:48,199 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_7) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_18|)))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0))) is different from false [2021-11-13 18:20:53,027 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (|v_ULTIMATE.start_main_~p~0#1.base_49| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|)))) (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49| (store (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49|) |c_ULTIMATE.start_main_~t~0#1.offset| v_DerPreprocessor_7) (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_18|))))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)))) is different from false [2021-11-13 18:20:57,160 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~t~0#1.base_19| Int) (v_DerPreprocessor_8 Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (|v_ULTIMATE.start_main_~p~0#1.base_49| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_19| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_8) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_19|)))) (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49| (store (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49|) 0 v_DerPreprocessor_7) 4 |v_ULTIMATE.start_main_~t~0#1.base_18|))))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0))) is different from false [2021-11-13 18:21:02,267 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~p~0#1.base_51| Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~t~0#1.base_19| Int) (v_DerPreprocessor_8 Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (|v_ULTIMATE.start_main_~p~0#1.base_49| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|)))) (store .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51| (store (store (select .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51|) |c_ULTIMATE.start_main_~t~0#1.offset| v_DerPreprocessor_8) (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_19|))))) (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49| (store (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49|) 0 v_DerPreprocessor_7) 4 |v_ULTIMATE.start_main_~t~0#1.base_18|))))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_19| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0))) is different from false [2021-11-13 18:21:06,766 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (|v_ULTIMATE.start_main_~t~0#1.base_20| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~p~0#1.base_51| Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (v_DerPreprocessor_9 Int) (|v_ULTIMATE.start_main_~t~0#1.base_19| Int) (v_DerPreprocessor_8 Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (|v_ULTIMATE.start_main_~p~0#1.base_49| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (let ((.cse6 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_9) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_20|)))) (store .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51| (store (store (select .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51|) 0 v_DerPreprocessor_8) 4 |v_ULTIMATE.start_main_~t~0#1.base_19|))))) (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49| (store (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49|) 0 v_DerPreprocessor_7) 4 |v_ULTIMATE.start_main_~t~0#1.base_18|))))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_19| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_20| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0))) is different from false [2021-11-13 18:21:13,159 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (|v_ULTIMATE.start_main_~t~0#1.base_20| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~p~0#1.base_51| Int) (|v_ULTIMATE.start_main_~p~0#1.base_53| Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (v_DerPreprocessor_9 Int) (|v_ULTIMATE.start_main_~t~0#1.base_19| Int) (v_DerPreprocessor_8 Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int) (|v_ULTIMATE.start_main_~p~0#1.base_49| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_19| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_20| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (let ((.cse6 (let ((.cse7 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|)))) (store .cse7 |v_ULTIMATE.start_main_~p~0#1.base_53| (store (store (select .cse7 |v_ULTIMATE.start_main_~p~0#1.base_53|) |c_ULTIMATE.start_main_~t~0#1.offset| v_DerPreprocessor_9) (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_20|))))) (store .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51| (store (store (select .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51|) 0 v_DerPreprocessor_8) 4 |v_ULTIMATE.start_main_~t~0#1.base_19|))))) (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49| (store (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49|) 0 v_DerPreprocessor_7) 4 |v_ULTIMATE.start_main_~t~0#1.base_18|))))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0))) is different from false [2021-11-13 18:21:19,003 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_10 Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~t~0#1.base_19| Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_49| Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_20| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~t~0#1.base_21| Int) (|v_ULTIMATE.start_main_~p~0#1.base_51| Int) (|v_ULTIMATE.start_main_~p~0#1.base_53| Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_19| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_20| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (let ((.cse6 (let ((.cse7 (store |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_10) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_21|)))) (store .cse7 |v_ULTIMATE.start_main_~p~0#1.base_53| (store (store (select .cse7 |v_ULTIMATE.start_main_~p~0#1.base_53|) 0 v_DerPreprocessor_9) 4 |v_ULTIMATE.start_main_~t~0#1.base_20|))))) (store .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51| (store (store (select .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51|) 0 v_DerPreprocessor_8) 4 |v_ULTIMATE.start_main_~t~0#1.base_19|))))) (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49| (store (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49|) 0 v_DerPreprocessor_7) 4 |v_ULTIMATE.start_main_~t~0#1.base_18|))))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (= |v_ULTIMATE.start_main_~t~0#1.base_21| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0))) is different from false [2021-11-13 18:21:27,962 WARN L838 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~t~0#1.base| Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_10 Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~t~0#1.base_19| Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_49| Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_20| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~t~0#1.base_21| Int) (|v_ULTIMATE.start_main_~p~0#1.base_51| Int) (|v_ULTIMATE.start_main_~p~0#1.base_53| Int) (|v_ULTIMATE.start_main_~p~0#1.base_55| Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (let ((.cse6 (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.base|)))) (store .cse8 |v_ULTIMATE.start_main_~p~0#1.base_55| (store (store (select .cse8 |v_ULTIMATE.start_main_~p~0#1.base_55|) |c_ULTIMATE.start_main_~t~0#1.offset| v_DerPreprocessor_10) (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4) |v_ULTIMATE.start_main_~t~0#1.base_21|))))) (store .cse7 |v_ULTIMATE.start_main_~p~0#1.base_53| (store (store (select .cse7 |v_ULTIMATE.start_main_~p~0#1.base_53|) 0 v_DerPreprocessor_9) 4 |v_ULTIMATE.start_main_~t~0#1.base_20|))))) (store .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51| (store (store (select .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51|) 0 v_DerPreprocessor_8) 4 |v_ULTIMATE.start_main_~t~0#1.base_19|))))) (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49| (store (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49|) 0 v_DerPreprocessor_7) 4 |v_ULTIMATE.start_main_~t~0#1.base_18|))))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_19| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_20| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_21| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0))) is different from false [2021-11-13 18:21:39,746 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_11 Int) (|ULTIMATE.start_main_~t~0#1.base| Int) (|v_ULTIMATE.start_main_~t~0#1.base_15| Int) (|v_ULTIMATE.start_main_~t~0#1.base_14| Int) (v_DerPreprocessor_10 Int) (|v_ULTIMATE.start_main_~t~0#1.base_17| Int) (|v_ULTIMATE.start_main_~t~0#1.base_16| Int) (|v_ULTIMATE.start_main_~p~0#1.base_41| Int) (|v_ULTIMATE.start_main_~t~0#1.base_19| Int) (|v_ULTIMATE.start_main_~t~0#1.base_18| Int) (|v_ULTIMATE.start_main_~p~0#1.base_43| Int) (|v_ULTIMATE.start_main_~p~0#1.base_45| Int) (|v_ULTIMATE.start_main_~p~0#1.base_47| Int) (|v_ULTIMATE.start_main_~p~0#1.base_49| Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_6 Int) (v_DerPreprocessor_5 Int) (|ULTIMATE.start_main_~p~0#1.offset| Int) (v_DerPreprocessor_4 Int) (|v_ULTIMATE.start_main_~t~0#1.base_20| Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_2 Int) (|v_ULTIMATE.start_main_~t~0#1.base_21| Int) (|v_ULTIMATE.start_main_~p~0#1.base_51| Int) (|v_ULTIMATE.start_main_~p~0#1.base_53| Int) (|v_ULTIMATE.start_main_~p~0#1.base_55| Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (|v_ULTIMATE.start_main_~p~0#1.base_39| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_18| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_16| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_14| 0) (and (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (= |v_ULTIMATE.start_main_~p~0#1.base_39| |c_ULTIMATE.start_main_~a~0#1.base|)) (= |v_ULTIMATE.start_main_~t~0#1.base_19| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_20| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_15| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_21| 0) (= |v_ULTIMATE.start_main_~t~0#1.base_17| 0) (not (= (select (select (let ((.cse0 (let ((.cse1 (let ((.cse2 (let ((.cse3 (let ((.cse4 (let ((.cse5 (let ((.cse6 (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~p~0#1.base|) |ULTIMATE.start_main_~p~0#1.offset| v_DerPreprocessor_11) (+ |ULTIMATE.start_main_~p~0#1.offset| 4) |ULTIMATE.start_main_~t~0#1.base|)))) (store .cse8 |v_ULTIMATE.start_main_~p~0#1.base_55| (store (store (select .cse8 |v_ULTIMATE.start_main_~p~0#1.base_55|) 0 v_DerPreprocessor_10) 4 |v_ULTIMATE.start_main_~t~0#1.base_21|))))) (store .cse7 |v_ULTIMATE.start_main_~p~0#1.base_53| (store (store (select .cse7 |v_ULTIMATE.start_main_~p~0#1.base_53|) 0 v_DerPreprocessor_9) 4 |v_ULTIMATE.start_main_~t~0#1.base_20|))))) (store .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51| (store (store (select .cse6 |v_ULTIMATE.start_main_~p~0#1.base_51|) 0 v_DerPreprocessor_8) 4 |v_ULTIMATE.start_main_~t~0#1.base_19|))))) (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49| (store (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_49|) 0 v_DerPreprocessor_7) 4 |v_ULTIMATE.start_main_~t~0#1.base_18|))))) (store .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47| (store (store (select .cse4 |v_ULTIMATE.start_main_~p~0#1.base_47|) 0 v_DerPreprocessor_6) 4 |v_ULTIMATE.start_main_~t~0#1.base_17|))))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45| (store (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_45|) 0 v_DerPreprocessor_5) 4 |v_ULTIMATE.start_main_~t~0#1.base_16|))))) (store .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43| (store (store (select .cse2 |v_ULTIMATE.start_main_~p~0#1.base_43|) 0 v_DerPreprocessor_4) 4 |v_ULTIMATE.start_main_~t~0#1.base_15|))))) (store .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41| (store (store (select .cse1 |v_ULTIMATE.start_main_~p~0#1.base_41|) 0 v_DerPreprocessor_3) 4 |v_ULTIMATE.start_main_~t~0#1.base_14|))))) (store .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39| (store (store (select .cse0 |v_ULTIMATE.start_main_~p~0#1.base_39|) 0 v_DerPreprocessor_2) 4 0))) |c_ULTIMATE.start_main_~a~0#1.base|) (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) 0)))) is different from false