/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/eca-rers2012/Problem02_label41.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 11:48:13,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 11:48:13,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 11:48:13,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 11:48:13,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 11:48:13,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 11:48:13,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 11:48:13,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 11:48:13,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 11:48:13,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 11:48:13,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 11:48:13,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 11:48:13,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 11:48:13,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 11:48:13,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 11:48:13,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 11:48:13,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 11:48:13,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 11:48:13,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 11:48:13,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 11:48:13,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 11:48:13,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 11:48:13,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 11:48:13,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 11:48:13,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 11:48:13,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 11:48:13,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 11:48:13,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 11:48:13,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 11:48:13,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 11:48:13,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 11:48:13,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 11:48:13,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 11:48:13,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 11:48:13,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 11:48:13,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 11:48:13,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 11:48:13,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 11:48:13,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 11:48:13,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 11:48:13,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 11:48:13,347 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 11:48:13,374 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 11:48:13,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 11:48:13,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 11:48:13,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 11:48:13,377 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 11:48:13,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 11:48:13,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 11:48:13,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 11:48:13,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 11:48:13,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 11:48:13,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 11:48:13,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 11:48:13,379 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 11:48:13,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 11:48:13,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 11:48:13,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 11:48:13,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 11:48:13,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 11:48:13,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 11:48:13,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 11:48:13,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 11:48:13,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 11:48:13,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 11:48:13,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 11:48:13,381 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 11:48:13,381 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:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 11:48:13,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 11:48:13,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 11:48:13,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 11:48:13,841 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 11:48:13,842 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 11:48:13,843 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label41.c [2021-01-06 11:48:13,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/df2c46f0f/baf3a442cb0b49fba217638c0e9378fe/FLAGf6ff13748 [2021-01-06 11:48:14,672 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 11:48:14,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label41.c [2021-01-06 11:48:14,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/df2c46f0f/baf3a442cb0b49fba217638c0e9378fe/FLAGf6ff13748 [2021-01-06 11:48:14,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/df2c46f0f/baf3a442cb0b49fba217638c0e9378fe [2021-01-06 11:48:14,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 11:48:14,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 11:48:14,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 11:48:14,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 11:48:14,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 11:48:14,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:48:14" (1/1) ... [2021-01-06 11:48:14,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6930cd10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:14, skipping insertion in model container [2021-01-06 11:48:14,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:48:14" (1/1) ... [2021-01-06 11:48:14,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 11:48:14,955 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] [2021-01-06 11:48:15,473 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label41.c[15650,15663] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:48:15,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:48:15,539 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] [2021-01-06 11:48:15,618 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label41.c[15650,15663] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:48:15,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:48:15,656 INFO L208 MainTranslator]: Completed translation [2021-01-06 11:48:15,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15 WrapperNode [2021-01-06 11:48:15,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 11:48:15,658 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 11:48:15,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 11:48:15,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 11:48:15,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 11:48:15,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 11:48:15,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 11:48:15,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 11:48:15,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... [2021-01-06 11:48:15,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 11:48:15,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 11:48:15,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 11:48:15,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 11:48:15,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 11:48:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 11:48:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 11:48:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 11:48:15,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 11:48:17,105 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 11:48:17,105 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 11:48:17,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:17 BoogieIcfgContainer [2021-01-06 11:48:17,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 11:48:17,110 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 11:48:17,110 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 11:48:17,113 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 11:48:17,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:48:14" (1/3) ... [2021-01-06 11:48:17,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60581238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:48:17, skipping insertion in model container [2021-01-06 11:48:17,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:15" (2/3) ... [2021-01-06 11:48:17,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60581238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:48:17, skipping insertion in model container [2021-01-06 11:48:17,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:17" (3/3) ... [2021-01-06 11:48:17,117 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label41.c [2021-01-06 11:48:17,124 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 11:48:17,130 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 11:48:17,150 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 11:48:17,179 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 11:48:17,179 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 11:48:17,180 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 11:48:17,180 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 11:48:17,180 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 11:48:17,180 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 11:48:17,180 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 11:48:17,181 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 11:48:17,201 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2021-01-06 11:48:17,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-01-06 11:48:17,212 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:17,213 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:17,214 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:17,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:17,220 INFO L82 PathProgramCache]: Analyzing trace with hash 372621549, now seen corresponding path program 1 times [2021-01-06 11:48:17,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:17,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136715454] [2021-01-06 11:48:17,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:17,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:17,746 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136715454] [2021-01-06 11:48:17,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:17,748 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:17,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172466805] [2021-01-06 11:48:17,758 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:17,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:17,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:17,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:17,781 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2021-01-06 11:48:18,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:18,684 INFO L93 Difference]: Finished difference Result 639 states and 1082 transitions. [2021-01-06 11:48:18,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:18,686 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2021-01-06 11:48:18,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:18,721 INFO L225 Difference]: With dead ends: 639 [2021-01-06 11:48:18,722 INFO L226 Difference]: Without dead ends: 318 [2021-01-06 11:48:18,733 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:18,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2021-01-06 11:48:18,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 313. [2021-01-06 11:48:18,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2021-01-06 11:48:18,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 459 transitions. [2021-01-06 11:48:18,802 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 459 transitions. Word has length 90 [2021-01-06 11:48:18,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:18,803 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 459 transitions. [2021-01-06 11:48:18,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:18,803 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 459 transitions. [2021-01-06 11:48:18,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-01-06 11:48:18,808 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:18,808 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:18,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 11:48:18,809 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:18,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:18,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1874198680, now seen corresponding path program 1 times [2021-01-06 11:48:18,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:18,810 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357827209] [2021-01-06 11:48:18,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:18,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357827209] [2021-01-06 11:48:18,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:18,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:18,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779786524] [2021-01-06 11:48:18,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:18,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:18,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:18,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:18,896 INFO L87 Difference]: Start difference. First operand 313 states and 459 transitions. Second operand 3 states. [2021-01-06 11:48:19,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:19,545 INFO L93 Difference]: Finished difference Result 910 states and 1341 transitions. [2021-01-06 11:48:19,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:19,546 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2021-01-06 11:48:19,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:19,550 INFO L225 Difference]: With dead ends: 910 [2021-01-06 11:48:19,550 INFO L226 Difference]: Without dead ends: 599 [2021-01-06 11:48:19,552 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:19,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2021-01-06 11:48:19,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 596. [2021-01-06 11:48:19,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2021-01-06 11:48:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 772 transitions. [2021-01-06 11:48:19,583 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 772 transitions. Word has length 94 [2021-01-06 11:48:19,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:19,584 INFO L481 AbstractCegarLoop]: Abstraction has 596 states and 772 transitions. [2021-01-06 11:48:19,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:19,584 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 772 transitions. [2021-01-06 11:48:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-01-06 11:48:19,589 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:19,589 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:19,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 11:48:19,590 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:19,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:19,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1699507613, now seen corresponding path program 1 times [2021-01-06 11:48:19,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:19,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953697064] [2021-01-06 11:48:19,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:19,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953697064] [2021-01-06 11:48:19,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111966305] [2021-01-06 11:48:19,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:19,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:19,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-06 11:48:20,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:20,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:48:20,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310010647] [2021-01-06 11:48:20,045 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:20,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:20,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:20,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:20,047 INFO L87 Difference]: Start difference. First operand 596 states and 772 transitions. Second operand 3 states. [2021-01-06 11:48:20,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:20,746 INFO L93 Difference]: Finished difference Result 1476 states and 1965 transitions. [2021-01-06 11:48:20,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:20,748 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2021-01-06 11:48:20,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:20,753 INFO L225 Difference]: With dead ends: 1476 [2021-01-06 11:48:20,753 INFO L226 Difference]: Without dead ends: 882 [2021-01-06 11:48:20,754 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:20,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2021-01-06 11:48:20,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 881. [2021-01-06 11:48:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 881 states. [2021-01-06 11:48:20,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 881 states and 1147 transitions. [2021-01-06 11:48:20,801 INFO L78 Accepts]: Start accepts. Automaton has 881 states and 1147 transitions. Word has length 99 [2021-01-06 11:48:20,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:20,802 INFO L481 AbstractCegarLoop]: Abstraction has 881 states and 1147 transitions. [2021-01-06 11:48:20,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:20,802 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1147 transitions. [2021-01-06 11:48:20,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-01-06 11:48:20,807 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:20,808 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:21,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-06 11:48:21,023 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:21,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:21,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1862263277, now seen corresponding path program 1 times [2021-01-06 11:48:21,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:21,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051532546] [2021-01-06 11:48:21,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:21,175 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-01-06 11:48:21,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051532546] [2021-01-06 11:48:21,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360054379] [2021-01-06 11:48:21,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:21,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:21,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:21,385 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-06 11:48:21,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:21,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:48:21,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076063415] [2021-01-06 11:48:21,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:21,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:21,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:21,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:21,388 INFO L87 Difference]: Start difference. First operand 881 states and 1147 transitions. Second operand 3 states. [2021-01-06 11:48:21,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:22,000 INFO L93 Difference]: Finished difference Result 2040 states and 2662 transitions. [2021-01-06 11:48:22,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:22,000 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2021-01-06 11:48:22,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:22,007 INFO L225 Difference]: With dead ends: 2040 [2021-01-06 11:48:22,007 INFO L226 Difference]: Without dead ends: 1161 [2021-01-06 11:48:22,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:22,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2021-01-06 11:48:22,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1160. [2021-01-06 11:48:22,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1160 states. [2021-01-06 11:48:22,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 1435 transitions. [2021-01-06 11:48:22,068 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 1435 transitions. Word has length 115 [2021-01-06 11:48:22,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:22,071 INFO L481 AbstractCegarLoop]: Abstraction has 1160 states and 1435 transitions. [2021-01-06 11:48:22,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:22,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1435 transitions. [2021-01-06 11:48:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-01-06 11:48:22,076 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:22,077 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:22,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:22,293 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:22,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:22,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1046796322, now seen corresponding path program 1 times [2021-01-06 11:48:22,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:22,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648609328] [2021-01-06 11:48:22,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:22,378 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:22,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648609328] [2021-01-06 11:48:22,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:22,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:22,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438581573] [2021-01-06 11:48:22,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:22,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:22,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:22,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:22,381 INFO L87 Difference]: Start difference. First operand 1160 states and 1435 transitions. Second operand 3 states. [2021-01-06 11:48:22,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:22,991 INFO L93 Difference]: Finished difference Result 2601 states and 3243 transitions. [2021-01-06 11:48:22,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:22,992 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2021-01-06 11:48:22,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:22,999 INFO L225 Difference]: With dead ends: 2601 [2021-01-06 11:48:22,999 INFO L226 Difference]: Without dead ends: 1443 [2021-01-06 11:48:23,001 INFO L677 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 [2021-01-06 11:48:23,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1443 states. [2021-01-06 11:48:23,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1443 to 1440. [2021-01-06 11:48:23,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1440 states. [2021-01-06 11:48:23,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1440 states and 1740 transitions. [2021-01-06 11:48:23,034 INFO L78 Accepts]: Start accepts. Automaton has 1440 states and 1740 transitions. Word has length 115 [2021-01-06 11:48:23,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:23,034 INFO L481 AbstractCegarLoop]: Abstraction has 1440 states and 1740 transitions. [2021-01-06 11:48:23,035 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:23,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1740 transitions. [2021-01-06 11:48:23,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-01-06 11:48:23,038 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:23,038 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:23,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 11:48:23,039 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:23,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:23,039 INFO L82 PathProgramCache]: Analyzing trace with hash 330784181, now seen corresponding path program 1 times [2021-01-06 11:48:23,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:23,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554835344] [2021-01-06 11:48:23,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:23,128 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:23,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554835344] [2021-01-06 11:48:23,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:23,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:23,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688960787] [2021-01-06 11:48:23,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:23,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:23,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:23,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:23,131 INFO L87 Difference]: Start difference. First operand 1440 states and 1740 transitions. Second operand 3 states. [2021-01-06 11:48:23,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:23,753 INFO L93 Difference]: Finished difference Result 3997 states and 4858 transitions. [2021-01-06 11:48:23,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:23,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2021-01-06 11:48:23,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:23,766 INFO L225 Difference]: With dead ends: 3997 [2021-01-06 11:48:23,767 INFO L226 Difference]: Without dead ends: 2559 [2021-01-06 11:48:23,769 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:23,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2559 states. [2021-01-06 11:48:23,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2559 to 2559. [2021-01-06 11:48:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2559 states. [2021-01-06 11:48:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2559 states and 3014 transitions. [2021-01-06 11:48:23,825 INFO L78 Accepts]: Start accepts. Automaton has 2559 states and 3014 transitions. Word has length 118 [2021-01-06 11:48:23,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:23,826 INFO L481 AbstractCegarLoop]: Abstraction has 2559 states and 3014 transitions. [2021-01-06 11:48:23,826 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:23,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3014 transitions. [2021-01-06 11:48:23,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-01-06 11:48:23,830 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:23,831 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:23,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 11:48:23,831 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:23,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:23,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1553358656, now seen corresponding path program 1 times [2021-01-06 11:48:23,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:23,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822849285] [2021-01-06 11:48:23,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:23,933 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:23,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822849285] [2021-01-06 11:48:23,934 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:23,934 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:23,934 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828854230] [2021-01-06 11:48:23,935 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:23,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:23,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:23,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:23,936 INFO L87 Difference]: Start difference. First operand 2559 states and 3014 transitions. Second operand 3 states. [2021-01-06 11:48:24,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:24,548 INFO L93 Difference]: Finished difference Result 5115 states and 6026 transitions. [2021-01-06 11:48:24,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:24,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2021-01-06 11:48:24,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:24,561 INFO L225 Difference]: With dead ends: 5115 [2021-01-06 11:48:24,561 INFO L226 Difference]: Without dead ends: 2558 [2021-01-06 11:48:24,565 INFO L677 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 [2021-01-06 11:48:24,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2558 states. [2021-01-06 11:48:24,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2558 to 2553. [2021-01-06 11:48:24,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2553 states. [2021-01-06 11:48:24,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2553 states and 2919 transitions. [2021-01-06 11:48:24,624 INFO L78 Accepts]: Start accepts. Automaton has 2553 states and 2919 transitions. Word has length 123 [2021-01-06 11:48:24,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:24,625 INFO L481 AbstractCegarLoop]: Abstraction has 2553 states and 2919 transitions. [2021-01-06 11:48:24,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 2919 transitions. [2021-01-06 11:48:24,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-01-06 11:48:24,630 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:24,630 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:24,630 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 11:48:24,631 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:24,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:24,631 INFO L82 PathProgramCache]: Analyzing trace with hash -367418645, now seen corresponding path program 1 times [2021-01-06 11:48:24,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:24,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866574968] [2021-01-06 11:48:24,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:24,693 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:24,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866574968] [2021-01-06 11:48:24,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:24,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:24,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302132773] [2021-01-06 11:48:24,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:24,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:24,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:24,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:24,696 INFO L87 Difference]: Start difference. First operand 2553 states and 2919 transitions. Second operand 3 states. [2021-01-06 11:48:25,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:25,466 INFO L93 Difference]: Finished difference Result 6798 states and 7801 transitions. [2021-01-06 11:48:25,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:25,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2021-01-06 11:48:25,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:25,486 INFO L225 Difference]: With dead ends: 6798 [2021-01-06 11:48:25,487 INFO L226 Difference]: Without dead ends: 4247 [2021-01-06 11:48:25,492 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:25,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4247 states. [2021-01-06 11:48:25,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4247 to 4246. [2021-01-06 11:48:25,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4246 states. [2021-01-06 11:48:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 4246 states and 4789 transitions. [2021-01-06 11:48:25,585 INFO L78 Accepts]: Start accepts. Automaton has 4246 states and 4789 transitions. Word has length 123 [2021-01-06 11:48:25,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:25,586 INFO L481 AbstractCegarLoop]: Abstraction has 4246 states and 4789 transitions. [2021-01-06 11:48:25,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:25,586 INFO L276 IsEmpty]: Start isEmpty. Operand 4246 states and 4789 transitions. [2021-01-06 11:48:25,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-01-06 11:48:25,593 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:25,593 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:25,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 11:48:25,594 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:25,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:25,594 INFO L82 PathProgramCache]: Analyzing trace with hash 147562716, now seen corresponding path program 1 times [2021-01-06 11:48:25,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:25,595 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024013640] [2021-01-06 11:48:25,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-01-06 11:48:25,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024013640] [2021-01-06 11:48:25,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [615336337] [2021-01-06 11:48:25,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:25,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:25,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:25,924 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-01-06 11:48:25,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:25,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2021-01-06 11:48:25,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962493595] [2021-01-06 11:48:25,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:25,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:25,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:25,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:25,926 INFO L87 Difference]: Start difference. First operand 4246 states and 4789 transitions. Second operand 3 states. [2021-01-06 11:48:26,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:26,271 INFO L93 Difference]: Finished difference Result 7777 states and 8777 transitions. [2021-01-06 11:48:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:26,272 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2021-01-06 11:48:26,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:26,288 INFO L225 Difference]: With dead ends: 7777 [2021-01-06 11:48:26,288 INFO L226 Difference]: Without dead ends: 3391 [2021-01-06 11:48:26,294 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:26,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3391 states. [2021-01-06 11:48:26,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3391 to 3391. [2021-01-06 11:48:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3391 states. [2021-01-06 11:48:26,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 3391 states and 3746 transitions. [2021-01-06 11:48:26,374 INFO L78 Accepts]: Start accepts. Automaton has 3391 states and 3746 transitions. Word has length 142 [2021-01-06 11:48:26,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:26,374 INFO L481 AbstractCegarLoop]: Abstraction has 3391 states and 3746 transitions. [2021-01-06 11:48:26,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3391 states and 3746 transitions. [2021-01-06 11:48:26,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-01-06 11:48:26,381 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:26,381 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:26,596 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:26,597 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:26,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:26,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1259364370, now seen corresponding path program 1 times [2021-01-06 11:48:26,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:26,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373661926] [2021-01-06 11:48:26,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-01-06 11:48:26,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373661926] [2021-01-06 11:48:26,730 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:26,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:26,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505346759] [2021-01-06 11:48:26,732 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:26,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:26,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:26,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:26,735 INFO L87 Difference]: Start difference. First operand 3391 states and 3746 transitions. Second operand 3 states. [2021-01-06 11:48:27,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:27,251 INFO L93 Difference]: Finished difference Result 6355 states and 7051 transitions. [2021-01-06 11:48:27,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:27,252 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2021-01-06 11:48:27,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:27,266 INFO L225 Difference]: With dead ends: 6355 [2021-01-06 11:48:27,266 INFO L226 Difference]: Without dead ends: 3106 [2021-01-06 11:48:27,271 INFO L677 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 [2021-01-06 11:48:27,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3106 states. [2021-01-06 11:48:27,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3106 to 3106. [2021-01-06 11:48:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3106 states. [2021-01-06 11:48:27,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 3106 states and 3420 transitions. [2021-01-06 11:48:27,340 INFO L78 Accepts]: Start accepts. Automaton has 3106 states and 3420 transitions. Word has length 147 [2021-01-06 11:48:27,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:27,340 INFO L481 AbstractCegarLoop]: Abstraction has 3106 states and 3420 transitions. [2021-01-06 11:48:27,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 3420 transitions. [2021-01-06 11:48:27,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-01-06 11:48:27,346 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:27,346 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:27,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 11:48:27,347 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:27,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:27,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1990309098, now seen corresponding path program 1 times [2021-01-06 11:48:27,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:27,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496780942] [2021-01-06 11:48:27,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:27,447 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-01-06 11:48:27,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496780942] [2021-01-06 11:48:27,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:27,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:27,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843984031] [2021-01-06 11:48:27,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:27,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:27,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:27,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:27,450 INFO L87 Difference]: Start difference. First operand 3106 states and 3420 transitions. Second operand 3 states. [2021-01-06 11:48:28,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:28,118 INFO L93 Difference]: Finished difference Result 6348 states and 7005 transitions. [2021-01-06 11:48:28,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:28,119 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 158 [2021-01-06 11:48:28,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:28,131 INFO L225 Difference]: With dead ends: 6348 [2021-01-06 11:48:28,131 INFO L226 Difference]: Without dead ends: 2679 [2021-01-06 11:48:28,136 INFO L677 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 [2021-01-06 11:48:28,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2679 states. [2021-01-06 11:48:28,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2679 to 2679. [2021-01-06 11:48:28,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2679 states. [2021-01-06 11:48:28,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2679 states and 2911 transitions. [2021-01-06 11:48:28,191 INFO L78 Accepts]: Start accepts. Automaton has 2679 states and 2911 transitions. Word has length 158 [2021-01-06 11:48:28,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:28,191 INFO L481 AbstractCegarLoop]: Abstraction has 2679 states and 2911 transitions. [2021-01-06 11:48:28,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:28,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 2911 transitions. [2021-01-06 11:48:28,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-01-06 11:48:28,198 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:28,198 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:28,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 11:48:28,199 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:28,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:28,199 INFO L82 PathProgramCache]: Analyzing trace with hash -2000335088, now seen corresponding path program 1 times [2021-01-06 11:48:28,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:28,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050277381] [2021-01-06 11:48:28,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:28,282 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-01-06 11:48:28,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050277381] [2021-01-06 11:48:28,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1356753988] [2021-01-06 11:48:28,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:28,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:28,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-01-06 11:48:28,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:28,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:48:28,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215349180] [2021-01-06 11:48:28,573 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:28,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:28,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:28,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:28,578 INFO L87 Difference]: Start difference. First operand 2679 states and 2911 transitions. Second operand 3 states. [2021-01-06 11:48:29,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:29,027 INFO L93 Difference]: Finished difference Result 5778 states and 6308 transitions. [2021-01-06 11:48:29,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:29,028 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2021-01-06 11:48:29,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:29,041 INFO L225 Difference]: With dead ends: 5778 [2021-01-06 11:48:29,041 INFO L226 Difference]: Without dead ends: 2961 [2021-01-06 11:48:29,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:29,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2961 states. [2021-01-06 11:48:29,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2961 to 2959. [2021-01-06 11:48:29,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2959 states. [2021-01-06 11:48:29,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2959 states and 3199 transitions. [2021-01-06 11:48:29,101 INFO L78 Accepts]: Start accepts. Automaton has 2959 states and 3199 transitions. Word has length 182 [2021-01-06 11:48:29,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:29,101 INFO L481 AbstractCegarLoop]: Abstraction has 2959 states and 3199 transitions. [2021-01-06 11:48:29,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:29,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 3199 transitions. [2021-01-06 11:48:29,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-01-06 11:48:29,109 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:29,109 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:29,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:29,323 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:29,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:29,323 INFO L82 PathProgramCache]: Analyzing trace with hash -988415458, now seen corresponding path program 1 times [2021-01-06 11:48:29,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:29,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486879534] [2021-01-06 11:48:29,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:29,457 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-01-06 11:48:29,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486879534] [2021-01-06 11:48:29,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255900655] [2021-01-06 11:48:29,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:29,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:29,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:29,757 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-01-06 11:48:29,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:29,758 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:48:29,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467427262] [2021-01-06 11:48:29,759 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:29,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:29,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:29,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:29,760 INFO L87 Difference]: Start difference. First operand 2959 states and 3199 transitions. Second operand 3 states. [2021-01-06 11:48:30,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:30,221 INFO L93 Difference]: Finished difference Result 5350 states and 5792 transitions. [2021-01-06 11:48:30,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:30,222 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 207 [2021-01-06 11:48:30,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:30,222 INFO L225 Difference]: With dead ends: 5350 [2021-01-06 11:48:30,222 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 11:48:30,228 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:30,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 11:48:30,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 11:48:30,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 11:48:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 11:48:30,229 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2021-01-06 11:48:30,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:30,229 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 11:48:30,229 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 11:48:30,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 11:48:30,444 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-01-06 11:48:30,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 11:48:30,753 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2021-01-06 11:48:30,968 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2021-01-06 11:48:30,972 INFO L189 CegarLoopUtils]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,972 INFO L189 CegarLoopUtils]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,973 INFO L189 CegarLoopUtils]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,973 INFO L189 CegarLoopUtils]: For program point L301(lines 301 423) no Hoare annotation was computed. [2021-01-06 11:48:30,973 INFO L189 CegarLoopUtils]: For program point L235(lines 235 423) no Hoare annotation was computed. [2021-01-06 11:48:30,973 INFO L189 CegarLoopUtils]: For program point L169(lines 169 423) no Hoare annotation was computed. [2021-01-06 11:48:30,973 INFO L189 CegarLoopUtils]: For program point L566(line 566) no Hoare annotation was computed. [2021-01-06 11:48:30,973 INFO L189 CegarLoopUtils]: For program point L500(line 500) no Hoare annotation was computed. [2021-01-06 11:48:30,973 INFO L189 CegarLoopUtils]: For program point L434(line 434) no Hoare annotation was computed. [2021-01-06 11:48:30,973 INFO L189 CegarLoopUtils]: For program point L303(lines 303 423) no Hoare annotation was computed. [2021-01-06 11:48:30,974 INFO L189 CegarLoopUtils]: For program point L105(lines 105 423) no Hoare annotation was computed. [2021-01-06 11:48:30,974 INFO L189 CegarLoopUtils]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,974 INFO L189 CegarLoopUtils]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,974 INFO L189 CegarLoopUtils]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,974 INFO L189 CegarLoopUtils]: For program point L40(lines 40 423) no Hoare annotation was computed. [2021-01-06 11:48:30,974 INFO L189 CegarLoopUtils]: For program point L569(line 569) no Hoare annotation was computed. [2021-01-06 11:48:30,974 INFO L189 CegarLoopUtils]: For program point L503(line 503) no Hoare annotation was computed. [2021-01-06 11:48:30,974 INFO L189 CegarLoopUtils]: For program point L437(line 437) no Hoare annotation was computed. [2021-01-06 11:48:30,975 INFO L189 CegarLoopUtils]: For program point L371(lines 371 423) no Hoare annotation was computed. [2021-01-06 11:48:30,975 INFO L189 CegarLoopUtils]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,975 INFO L189 CegarLoopUtils]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,975 INFO L189 CegarLoopUtils]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,975 INFO L189 CegarLoopUtils]: For program point L307(lines 307 423) no Hoare annotation was computed. [2021-01-06 11:48:30,975 INFO L189 CegarLoopUtils]: For program point L175(lines 175 423) no Hoare annotation was computed. [2021-01-06 11:48:30,975 INFO L189 CegarLoopUtils]: For program point L109(lines 109 423) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L572(line 572) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L506(line 506) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L440(line 440) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L308(lines 308 317) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L242(lines 242 423) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L45(lines 45 423) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,976 INFO L189 CegarLoopUtils]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,977 INFO L189 CegarLoopUtils]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,977 INFO L189 CegarLoopUtils]: For program point L244(lines 244 423) no Hoare annotation was computed. [2021-01-06 11:48:30,977 INFO L189 CegarLoopUtils]: For program point L575(line 575) no Hoare annotation was computed. [2021-01-06 11:48:30,977 INFO L189 CegarLoopUtils]: For program point L509(line 509) no Hoare annotation was computed. [2021-01-06 11:48:30,977 INFO L189 CegarLoopUtils]: For program point L443(line 443) no Hoare annotation was computed. [2021-01-06 11:48:30,977 INFO L189 CegarLoopUtils]: For program point L179(lines 179 423) no Hoare annotation was computed. [2021-01-06 11:48:30,977 INFO L189 CegarLoopUtils]: For program point L378(lines 378 423) no Hoare annotation was computed. [2021-01-06 11:48:30,977 INFO L189 CegarLoopUtils]: For program point L48(lines 48 423) no Hoare annotation was computed. [2021-01-06 11:48:30,978 INFO L189 CegarLoopUtils]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,978 INFO L189 CegarLoopUtils]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,978 INFO L189 CegarLoopUtils]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,978 INFO L189 CegarLoopUtils]: For program point L247(lines 247 423) no Hoare annotation was computed. [2021-01-06 11:48:30,978 INFO L189 CegarLoopUtils]: For program point L578(line 578) no Hoare annotation was computed. [2021-01-06 11:48:30,978 INFO L189 CegarLoopUtils]: For program point L512(line 512) no Hoare annotation was computed. [2021-01-06 11:48:30,978 INFO L189 CegarLoopUtils]: For program point L446(line 446) no Hoare annotation was computed. [2021-01-06 11:48:30,978 INFO L189 CegarLoopUtils]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-01-06 11:48:30,979 INFO L189 CegarLoopUtils]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-01-06 11:48:30,979 INFO L189 CegarLoopUtils]: For program point L116(lines 116 423) no Hoare annotation was computed. [2021-01-06 11:48:30,979 INFO L189 CegarLoopUtils]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,979 INFO L189 CegarLoopUtils]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,979 INFO L189 CegarLoopUtils]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,979 INFO L189 CegarLoopUtils]: For program point L52(lines 52 423) no Hoare annotation was computed. [2021-01-06 11:48:30,979 INFO L189 CegarLoopUtils]: For program point L581(line 581) no Hoare annotation was computed. [2021-01-06 11:48:30,979 INFO L189 CegarLoopUtils]: For program point L515(line 515) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L449(line 449) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L185(lines 185 423) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L385(lines 385 423) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L319(lines 319 423) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L584(line 584) no Hoare annotation was computed. [2021-01-06 11:48:30,980 INFO L189 CegarLoopUtils]: For program point L518(line 518) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point L452(line 452) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point L189(lines 189 423) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point L123(lines 123 423) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point L57(lines 57 423) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point L388(lines 388 423) no Hoare annotation was computed. [2021-01-06 11:48:30,981 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L587(line 587) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L521(line 521) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L455(line 455) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L390(lines 390 423) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L324(lines 324 423) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L258(lines 258 423) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L60(lines 60 423) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,982 INFO L189 CegarLoopUtils]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L590(line 590) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L524(line 524) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L458(line 458) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L195(lines 195 423) no Hoare annotation was computed. [2021-01-06 11:48:30,983 INFO L189 CegarLoopUtils]: For program point L129(lines 129 423) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L64(lines 64 423) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L593(line 593) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L527(line 527) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L461(line 461) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L263(lines 263 423) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L197(lines 197 423) no Hoare annotation was computed. [2021-01-06 11:48:30,984 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 11:48:30,985 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 452) no Hoare annotation was computed. [2021-01-06 11:48:30,985 INFO L189 CegarLoopUtils]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,985 INFO L189 CegarLoopUtils]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,985 INFO L189 CegarLoopUtils]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,985 INFO L189 CegarLoopUtils]: For program point L199(lines 199 423) no Hoare annotation was computed. [2021-01-06 11:48:30,985 INFO L189 CegarLoopUtils]: For program point L133(lines 133 423) no Hoare annotation was computed. [2021-01-06 11:48:30,985 INFO L189 CegarLoopUtils]: For program point L596(line 596) no Hoare annotation was computed. [2021-01-06 11:48:30,985 INFO L189 CegarLoopUtils]: For program point L530(line 530) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L464(line 464) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L201(lines 201 423) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L69(lines 69 423) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L599(line 599) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L533(line 533) no Hoare annotation was computed. [2021-01-06 11:48:30,986 INFO L189 CegarLoopUtils]: For program point L467(line 467) no Hoare annotation was computed. [2021-01-06 11:48:30,987 INFO L189 CegarLoopUtils]: For program point L269(lines 269 423) no Hoare annotation was computed. [2021-01-06 11:48:30,987 INFO L189 CegarLoopUtils]: For program point L204(lines 204 423) no Hoare annotation was computed. [2021-01-06 11:48:30,987 INFO L189 CegarLoopUtils]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,987 INFO L189 CegarLoopUtils]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,987 INFO L189 CegarLoopUtils]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,987 INFO L189 CegarLoopUtils]: For program point L271(lines 271 423) no Hoare annotation was computed. [2021-01-06 11:48:30,987 INFO L189 CegarLoopUtils]: For program point L602(line 602) no Hoare annotation was computed. [2021-01-06 11:48:30,987 INFO L189 CegarLoopUtils]: For program point L536(line 536) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L470(line 470) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L404(lines 404 423) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L338(lines 338 423) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L272(lines 272 284) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L140(lines 140 423) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L75(lines 75 423) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,988 INFO L189 CegarLoopUtils]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L208(lines 208 423) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L605(line 605) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L539(line 539) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L473(line 473) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L341(lines 341 423) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L408(lines 408 423) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L342(lines 342 345) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2021-01-06 11:48:30,989 INFO L189 CegarLoopUtils]: For program point L144(lines 144 423) no Hoare annotation was computed. [2021-01-06 11:48:30,990 INFO L185 CegarLoopUtils]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse6 (<= ~a17~0 7)) (.cse5 (<= ~a28~0 9)) (.cse0 (= ~a19~0 1)) (.cse9 (= ~a25~0 0)) (.cse2 (<= ~a28~0 7)) (.cse10 (<= ~a19~0 0)) (.cse4 (<= 9 ~a28~0)) (.cse1 (= ~a25~0 1)) (.cse8 (= ~a11~0 0)) (.cse3 (<= ~a17~0 8)) (.cse7 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse6) (and .cse4 .cse0 .cse1 .cse3 .cse7) (and .cse0 .cse1 .cse8 .cse3) (and .cse4 .cse9 .cse6 .cse7) (and .cse10 .cse9 .cse5 .cse3) (and .cse4 .cse0 .cse9 .cse3 .cse7) (and .cse0 .cse9 .cse8 .cse2 .cse3) (and .cse10 .cse4 .cse1 .cse8 .cse3 .cse7))) [2021-01-06 11:48:30,990 INFO L189 CegarLoopUtils]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,990 INFO L189 CegarLoopUtils]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,990 INFO L189 CegarLoopUtils]: For program point L79(lines 79 423) no Hoare annotation was computed. [2021-01-06 11:48:30,991 INFO L189 CegarLoopUtils]: For program point L542(line 542) no Hoare annotation was computed. [2021-01-06 11:48:30,991 INFO L189 CegarLoopUtils]: For program point L476(line 476) no Hoare annotation was computed. [2021-01-06 11:48:30,991 INFO L189 CegarLoopUtils]: For program point L212(lines 212 423) no Hoare annotation was computed. [2021-01-06 11:48:30,991 INFO L189 CegarLoopUtils]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-01-06 11:48:30,991 INFO L189 CegarLoopUtils]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2021-01-06 11:48:30,991 INFO L192 CegarLoopUtils]: At program point L610(lines 610 627) the Hoare annotation is: true [2021-01-06 11:48:30,991 INFO L189 CegarLoopUtils]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,991 INFO L189 CegarLoopUtils]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,991 INFO L189 CegarLoopUtils]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L545(line 545) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L479(line 479) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L347(lines 347 423) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L149(lines 149 423) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L414(lines 414 423) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L348(lines 348 357) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L84(lines 84 423) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,992 INFO L189 CegarLoopUtils]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,993 INFO L189 CegarLoopUtils]: For program point L85(lines 85 90) no Hoare annotation was computed. [2021-01-06 11:48:30,993 INFO L189 CegarLoopUtils]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2021-01-06 11:48:30,993 INFO L189 CegarLoopUtils]: For program point L548(line 548) no Hoare annotation was computed. [2021-01-06 11:48:30,993 INFO L189 CegarLoopUtils]: For program point L482(line 482) no Hoare annotation was computed. [2021-01-06 11:48:30,993 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 11:48:30,993 INFO L189 CegarLoopUtils]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-01-06 11:48:30,993 INFO L189 CegarLoopUtils]: For program point L153(lines 153 423) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L185 CegarLoopUtils]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse6 (<= ~a17~0 7)) (.cse5 (<= ~a28~0 9)) (.cse0 (= ~a19~0 1)) (.cse9 (= ~a25~0 0)) (.cse2 (<= ~a28~0 7)) (.cse10 (<= ~a19~0 0)) (.cse4 (<= 9 ~a28~0)) (.cse1 (= ~a25~0 1)) (.cse8 (= ~a11~0 0)) (.cse3 (<= ~a17~0 8)) (.cse7 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse6) (and .cse4 .cse0 .cse1 .cse3 .cse7) (and .cse0 .cse1 .cse8 .cse3) (and .cse4 .cse9 .cse6 .cse7) (and .cse10 .cse9 .cse5 .cse3) (and .cse4 .cse0 .cse9 .cse3 .cse7) (and .cse0 .cse9 .cse8 .cse2 .cse3) (and .cse10 .cse4 .cse1 .cse8 .cse3 .cse7))) [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L286(lines 286 423) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L485(line 485) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L419(lines 419 423) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L222(lines 222 423) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,994 INFO L189 CegarLoopUtils]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L554(line 554) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L488(line 488) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L290(lines 290 423) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L158(lines 158 423) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L92(lines 92 423) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L621(line 621) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L225(lines 225 423) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-01-06 11:48:30,995 INFO L189 CegarLoopUtils]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L424(lines 424 426) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L557(line 557) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L491(line 491) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L425(line 425) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L359(lines 359 423) no Hoare annotation was computed. [2021-01-06 11:48:30,996 INFO L189 CegarLoopUtils]: For program point L293(lines 293 423) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L228(lines 228 423) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L494(line 494) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L428(line 428) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L296(lines 296 423) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L164(lines 164 423) no Hoare annotation was computed. [2021-01-06 11:48:30,997 INFO L189 CegarLoopUtils]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,998 INFO L189 CegarLoopUtils]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,998 INFO L189 CegarLoopUtils]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:30,998 INFO L189 CegarLoopUtils]: For program point L364(lines 364 423) no Hoare annotation was computed. [2021-01-06 11:48:30,998 INFO L189 CegarLoopUtils]: For program point L563(line 563) no Hoare annotation was computed. [2021-01-06 11:48:30,998 INFO L189 CegarLoopUtils]: For program point L497(line 497) no Hoare annotation was computed. [2021-01-06 11:48:30,998 INFO L189 CegarLoopUtils]: For program point L431(line 431) no Hoare annotation was computed. [2021-01-06 11:48:30,998 INFO L189 CegarLoopUtils]: For program point L233(lines 233 423) no Hoare annotation was computed. [2021-01-06 11:48:30,998 INFO L189 CegarLoopUtils]: For program point L101(lines 101 423) no Hoare annotation was computed. [2021-01-06 11:48:31,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:48:31 BoogieIcfgContainer [2021-01-06 11:48:31,022 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 11:48:31,023 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 11:48:31,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 11:48:31,023 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 11:48:31,024 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:17" (3/4) ... [2021-01-06 11:48:31,027 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 11:48:31,052 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-01-06 11:48:31,053 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 11:48:31,055 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:48:31,056 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:48:31,208 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem02_label41.c-witness.graphml [2021-01-06 11:48:31,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 11:48:31,210 INFO L168 Benchmark]: Toolchain (without parser) took 16354.97 ms. Allocated memory was 156.2 MB in the beginning and 346.0 MB in the end (delta: 189.8 MB). Free memory was 136.5 MB in the beginning and 220.3 MB in the end (delta: -83.8 MB). Peak memory consumption was 105.9 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:31,210 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 156.2 MB. Free memory is still 129.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 11:48:31,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 800.87 ms. Allocated memory is still 156.2 MB. Free memory was 136.2 MB in the beginning and 110.3 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:31,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.22 ms. Allocated memory is still 156.2 MB. Free memory was 110.3 MB in the beginning and 133.4 MB in the end (delta: -23.1 MB). Peak memory consumption was 2.5 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:31,211 INFO L168 Benchmark]: Boogie Preprocessor took 71.64 ms. Allocated memory is still 156.2 MB. Free memory was 133.4 MB in the beginning and 129.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:31,212 INFO L168 Benchmark]: RCFGBuilder took 1237.26 ms. Allocated memory was 156.2 MB in the beginning and 187.7 MB in the end (delta: 31.5 MB). Free memory was 129.2 MB in the beginning and 104.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:31,212 INFO L168 Benchmark]: TraceAbstraction took 13912.67 ms. Allocated memory was 187.7 MB in the beginning and 346.0 MB in the end (delta: 158.3 MB). Free memory was 104.4 MB in the beginning and 235.0 MB in the end (delta: -130.6 MB). Peak memory consumption was 148.9 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:31,213 INFO L168 Benchmark]: Witness Printer took 185.72 ms. Allocated memory is still 346.0 MB. Free memory was 235.0 MB in the beginning and 220.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:31,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 156.2 MB. Free memory is still 129.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 800.87 ms. Allocated memory is still 156.2 MB. Free memory was 136.2 MB in the beginning and 110.3 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 137.22 ms. Allocated memory is still 156.2 MB. Free memory was 110.3 MB in the beginning and 133.4 MB in the end (delta: -23.1 MB). Peak memory consumption was 2.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 71.64 ms. Allocated memory is still 156.2 MB. Free memory was 133.4 MB in the beginning and 129.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1237.26 ms. Allocated memory was 156.2 MB in the beginning and 187.7 MB in the end (delta: 31.5 MB). Free memory was 129.2 MB in the beginning and 104.9 MB in the end (delta: 24.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 13912.67 ms. Allocated memory was 187.7 MB in the beginning and 346.0 MB in the end (delta: 158.3 MB). Free memory was 104.4 MB in the beginning and 235.0 MB in the end (delta: -130.6 MB). Peak memory consumption was 148.9 MB. Max. memory is 8.0 GB. * Witness Printer took 185.72 ms. Allocated memory is still 346.0 MB. Free memory was 235.0 MB in the beginning and 220.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 452]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((((((((a19 == 1 && a25 == 1) && a28 <= 7) && a17 <= 8) || (((9 <= a28 && a25 == 1) && a28 <= 9) && a17 <= 7)) || ((((9 <= a28 && a19 == 1) && a25 == 1) && a17 <= 8) && a28 <= 10)) || (((a19 == 1 && a25 == 1) && a11 == 0) && a17 <= 8)) || (((9 <= a28 && a25 == 0) && a17 <= 7) && a28 <= 10)) || (((a19 <= 0 && a25 == 0) && a28 <= 9) && a17 <= 8)) || ((((9 <= a28 && a19 == 1) && a25 == 0) && a17 <= 8) && a28 <= 10)) || ((((a19 == 1 && a25 == 0) && a11 == 0) && a28 <= 7) && a17 <= 8)) || (((((a19 <= 0 && 9 <= a28) && a25 == 1) && a11 == 0) && a17 <= 8) && a28 <= 10) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((((((((a19 == 1 && a25 == 1) && a28 <= 7) && a17 <= 8) || (((9 <= a28 && a25 == 1) && a28 <= 9) && a17 <= 7)) || ((((9 <= a28 && a19 == 1) && a25 == 1) && a17 <= 8) && a28 <= 10)) || (((a19 == 1 && a25 == 1) && a11 == 0) && a17 <= 8)) || (((9 <= a28 && a25 == 0) && a17 <= 7) && a28 <= 10)) || (((a19 <= 0 && a25 == 0) && a28 <= 9) && a17 <= 8)) || ((((9 <= a28 && a19 == 1) && a25 == 0) && a17 <= 8) && a28 <= 10)) || ((((a19 == 1 && a25 == 0) && a11 == 0) && a28 <= 7) && a17 <= 8)) || (((((a19 <= 0 && 9 <= a28) && a25 == 1) && a11 == 0) && a17 <= 8) && a28 <= 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.2s, OverallIterations: 13, TraceHistogramMax: 6, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1647 SDtfs, 1704 SDslu, 186 SDs, 0 SdLazy, 4579 SolverSat, 680 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 775 GetRequests, 752 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4246occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 21 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 57 NumberOfFragments, 267 HoareAnnotationTreeSize, 3 FomulaSimplifications, 606 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 142 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 2458 NumberOfCodeBlocks, 2458 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2440 ConstructedInterpolants, 0 QuantifiedInterpolants, 529666 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1634 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 18 InterpolantComputations, 13 PerfectInterpolantSequences, 1306/1321 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...