/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_label54.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 11:48:31,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 11:48:31,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 11:48:32,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 11:48:32,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 11:48:32,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 11:48:32,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 11:48:32,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 11:48:32,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 11:48:32,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 11:48:32,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 11:48:32,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 11:48:32,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 11:48:32,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 11:48:32,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 11:48:32,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 11:48:32,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 11:48:32,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 11:48:32,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 11:48:32,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 11:48:32,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 11:48:32,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 11:48:32,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 11:48:32,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 11:48:32,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 11:48:32,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 11:48:32,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 11:48:32,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 11:48:32,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 11:48:32,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 11:48:32,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 11:48:32,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 11:48:32,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 11:48:32,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 11:48:32,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 11:48:32,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 11:48:32,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 11:48:32,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 11:48:32,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 11:48:32,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 11:48:32,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 11:48:32,135 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 11:48:32,180 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 11:48:32,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 11:48:32,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 11:48:32,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 11:48:32,185 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 11:48:32,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 11:48:32,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 11:48:32,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 11:48:32,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 11:48:32,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 11:48:32,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 11:48:32,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 11:48:32,188 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 11:48:32,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 11:48:32,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 11:48:32,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 11:48:32,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 11:48:32,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 11:48:32,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 11:48:32,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 11:48:32,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 11:48:32,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 11:48:32,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 11:48:32,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 11:48:32,191 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 11:48:32,191 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 11:48:32,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 11:48:32,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 11:48:32,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 11:48:32,653 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 11:48:32,654 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 11:48:32,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2021-01-06 11:48:32,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6b0bafe34/36bb660d98814a5883722c8b507be5d7/FLAGf71166679 [2021-01-06 11:48:33,474 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 11:48:33,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2021-01-06 11:48:33,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6b0bafe34/36bb660d98814a5883722c8b507be5d7/FLAGf71166679 [2021-01-06 11:48:33,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6b0bafe34/36bb660d98814a5883722c8b507be5d7 [2021-01-06 11:48:33,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 11:48:33,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 11:48:33,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 11:48:33,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 11:48:33,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 11:48:33,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bbb5318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33, skipping insertion in model container [2021-01-06 11:48:33,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 11:48:33,806 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 11:48:34,172 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_label54.c[16901,16914] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:48:34,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:48:34,283 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 11:48:34,421 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_label54.c[16901,16914] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:48:34,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:48:34,520 INFO L208 MainTranslator]: Completed translation [2021-01-06 11:48:34,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34 WrapperNode [2021-01-06 11:48:34,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 11:48:34,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 11:48:34,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 11:48:34,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 11:48:34,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 11:48:34,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 11:48:34,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 11:48:34,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 11:48:34,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (1/1) ... [2021-01-06 11:48:34,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 11:48:34,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 11:48:34,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 11:48:34,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 11:48:34,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (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 11:48:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 11:48:34,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 11:48:34,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 11:48:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 11:48:36,434 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 11:48:36,435 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 11:48:36,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:36 BoogieIcfgContainer [2021-01-06 11:48:36,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 11:48:36,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 11:48:36,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 11:48:36,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 11:48:36,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:48:33" (1/3) ... [2021-01-06 11:48:36,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f37b926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:48:36, skipping insertion in model container [2021-01-06 11:48:36,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:34" (2/3) ... [2021-01-06 11:48:36,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f37b926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:48:36, skipping insertion in model container [2021-01-06 11:48:36,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:36" (3/3) ... [2021-01-06 11:48:36,448 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label54.c [2021-01-06 11:48:36,455 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 11:48:36,461 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 11:48:36,481 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 11:48:36,512 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 11:48:36,512 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 11:48:36,512 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 11:48:36,513 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 11:48:36,513 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 11:48:36,513 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 11:48:36,513 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 11:48:36,513 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 11:48:36,535 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2021-01-06 11:48:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-01-06 11:48:36,548 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:36,549 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:36,549 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:36,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:36,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1695579141, now seen corresponding path program 1 times [2021-01-06 11:48:36,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:36,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049684533] [2021-01-06 11:48:36,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:37,037 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 11:48:37,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049684533] [2021-01-06 11:48:37,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:37,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:37,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930378621] [2021-01-06 11:48:37,051 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:37,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:37,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:37,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:37,075 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2021-01-06 11:48:38,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:38,500 INFO L93 Difference]: Finished difference Result 601 states and 1035 transitions. [2021-01-06 11:48:38,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:38,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2021-01-06 11:48:38,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:38,520 INFO L225 Difference]: With dead ends: 601 [2021-01-06 11:48:38,520 INFO L226 Difference]: Without dead ends: 310 [2021-01-06 11:48:38,525 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 11:48:38,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2021-01-06 11:48:38,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2021-01-06 11:48:38,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 11:48:38,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 444 transitions. [2021-01-06 11:48:38,594 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 444 transitions. Word has length 101 [2021-01-06 11:48:38,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:38,595 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 444 transitions. [2021-01-06 11:48:38,595 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:38,595 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 444 transitions. [2021-01-06 11:48:38,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-01-06 11:48:38,601 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:38,601 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:38,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 11:48:38,602 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:38,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:38,603 INFO L82 PathProgramCache]: Analyzing trace with hash -292589926, now seen corresponding path program 1 times [2021-01-06 11:48:38,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:38,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179469238] [2021-01-06 11:48:38,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:38,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179469238] [2021-01-06 11:48:38,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:38,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:38,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145296135] [2021-01-06 11:48:38,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:38,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:38,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:38,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:38,772 INFO L87 Difference]: Start difference. First operand 310 states and 444 transitions. Second operand 3 states. [2021-01-06 11:48:39,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:39,453 INFO L93 Difference]: Finished difference Result 902 states and 1298 transitions. [2021-01-06 11:48:39,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:39,453 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2021-01-06 11:48:39,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:39,464 INFO L225 Difference]: With dead ends: 902 [2021-01-06 11:48:39,464 INFO L226 Difference]: Without dead ends: 594 [2021-01-06 11:48:39,470 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 11:48:39,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2021-01-06 11:48:39,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 592. [2021-01-06 11:48:39,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2021-01-06 11:48:39,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 751 transitions. [2021-01-06 11:48:39,522 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 751 transitions. Word has length 119 [2021-01-06 11:48:39,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:39,522 INFO L481 AbstractCegarLoop]: Abstraction has 592 states and 751 transitions. [2021-01-06 11:48:39,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:39,523 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 751 transitions. [2021-01-06 11:48:39,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-01-06 11:48:39,529 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:39,530 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:39,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 11:48:39,530 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:39,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:39,531 INFO L82 PathProgramCache]: Analyzing trace with hash 566132794, now seen corresponding path program 1 times [2021-01-06 11:48:39,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:39,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70160296] [2021-01-06 11:48:39,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:39,657 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:39,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70160296] [2021-01-06 11:48:39,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:39,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:39,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284486414] [2021-01-06 11:48:39,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:39,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:39,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:39,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:39,665 INFO L87 Difference]: Start difference. First operand 592 states and 751 transitions. Second operand 3 states. [2021-01-06 11:48:39,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:39,971 INFO L93 Difference]: Finished difference Result 1172 states and 1487 transitions. [2021-01-06 11:48:39,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:39,974 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2021-01-06 11:48:39,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:39,981 INFO L225 Difference]: With dead ends: 1172 [2021-01-06 11:48:39,981 INFO L226 Difference]: Without dead ends: 582 [2021-01-06 11:48:39,987 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 11:48:39,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-01-06 11:48:40,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 582. [2021-01-06 11:48:40,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2021-01-06 11:48:40,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 698 transitions. [2021-01-06 11:48:40,042 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 698 transitions. Word has length 120 [2021-01-06 11:48:40,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:40,042 INFO L481 AbstractCegarLoop]: Abstraction has 582 states and 698 transitions. [2021-01-06 11:48:40,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 698 transitions. [2021-01-06 11:48:40,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-01-06 11:48:40,048 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:40,048 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:40,048 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 11:48:40,048 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:40,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:40,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1180965073, now seen corresponding path program 1 times [2021-01-06 11:48:40,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:40,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329393206] [2021-01-06 11:48:40,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:40,149 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:40,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329393206] [2021-01-06 11:48:40,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:40,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:40,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284224030] [2021-01-06 11:48:40,150 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:40,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:40,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:40,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:40,152 INFO L87 Difference]: Start difference. First operand 582 states and 698 transitions. Second operand 3 states. [2021-01-06 11:48:40,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:40,776 INFO L93 Difference]: Finished difference Result 1302 states and 1569 transitions. [2021-01-06 11:48:40,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:40,776 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2021-01-06 11:48:40,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:40,781 INFO L225 Difference]: With dead ends: 1302 [2021-01-06 11:48:40,781 INFO L226 Difference]: Without dead ends: 722 [2021-01-06 11:48:40,782 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 11:48:40,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2021-01-06 11:48:40,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2021-01-06 11:48:40,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 722 states. [2021-01-06 11:48:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 853 transitions. [2021-01-06 11:48:40,803 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 853 transitions. Word has length 124 [2021-01-06 11:48:40,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:40,803 INFO L481 AbstractCegarLoop]: Abstraction has 722 states and 853 transitions. [2021-01-06 11:48:40,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:40,804 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 853 transitions. [2021-01-06 11:48:40,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-01-06 11:48:40,807 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:40,807 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:40,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 11:48:40,808 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:40,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:40,809 INFO L82 PathProgramCache]: Analyzing trace with hash -920596231, now seen corresponding path program 1 times [2021-01-06 11:48:40,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:40,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906053734] [2021-01-06 11:48:40,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:41,139 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:41,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906053734] [2021-01-06 11:48:41,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1458121132] [2021-01-06 11:48:41,140 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 11:48:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:41,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:41,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:41,596 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-06 11:48:41,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:41,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-01-06 11:48:41,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673150469] [2021-01-06 11:48:41,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:41,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:41,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:41,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 11:48:41,607 INFO L87 Difference]: Start difference. First operand 722 states and 853 transitions. Second operand 3 states. [2021-01-06 11:48:42,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:42,259 INFO L93 Difference]: Finished difference Result 1723 states and 2061 transitions. [2021-01-06 11:48:42,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:42,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2021-01-06 11:48:42,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:42,266 INFO L225 Difference]: With dead ends: 1723 [2021-01-06 11:48:42,267 INFO L226 Difference]: Without dead ends: 861 [2021-01-06 11:48:42,268 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 11:48:42,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2021-01-06 11:48:42,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 861. [2021-01-06 11:48:42,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2021-01-06 11:48:42,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 945 transitions. [2021-01-06 11:48:42,303 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 945 transitions. Word has length 128 [2021-01-06 11:48:42,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:42,304 INFO L481 AbstractCegarLoop]: Abstraction has 861 states and 945 transitions. [2021-01-06 11:48:42,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:42,305 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 945 transitions. [2021-01-06 11:48:42,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-01-06 11:48:42,310 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:42,310 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1] [2021-01-06 11:48:42,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:42,526 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:42,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:42,527 INFO L82 PathProgramCache]: Analyzing trace with hash 347440510, now seen corresponding path program 1 times [2021-01-06 11:48:42,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:42,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710690825] [2021-01-06 11:48:42,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:42,623 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-01-06 11:48:42,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710690825] [2021-01-06 11:48:42,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:42,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:42,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259218463] [2021-01-06 11:48:42,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:42,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:42,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:42,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:42,626 INFO L87 Difference]: Start difference. First operand 861 states and 945 transitions. Second operand 3 states. [2021-01-06 11:48:43,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:43,202 INFO L93 Difference]: Finished difference Result 2422 states and 2666 transitions. [2021-01-06 11:48:43,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:43,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2021-01-06 11:48:43,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:43,211 INFO L225 Difference]: With dead ends: 2422 [2021-01-06 11:48:43,212 INFO L226 Difference]: Without dead ends: 1421 [2021-01-06 11:48:43,214 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 11:48:43,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1421 states. [2021-01-06 11:48:43,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1421 to 1417. [2021-01-06 11:48:43,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1417 states. [2021-01-06 11:48:43,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 1521 transitions. [2021-01-06 11:48:43,262 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 1521 transitions. Word has length 151 [2021-01-06 11:48:43,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:43,262 INFO L481 AbstractCegarLoop]: Abstraction has 1417 states and 1521 transitions. [2021-01-06 11:48:43,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:43,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1521 transitions. [2021-01-06 11:48:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-01-06 11:48:43,269 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:43,269 INFO L422 BasicCegarLoop]: trace histogram [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, 3, 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] [2021-01-06 11:48:43,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 11:48:43,270 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:43,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:43,270 INFO L82 PathProgramCache]: Analyzing trace with hash 27627730, now seen corresponding path program 1 times [2021-01-06 11:48:43,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:43,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134020714] [2021-01-06 11:48:43,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:43,408 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:43,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134020714] [2021-01-06 11:48:43,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:43,409 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:43,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042992320] [2021-01-06 11:48:43,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:43,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:43,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:43,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:43,411 INFO L87 Difference]: Start difference. First operand 1417 states and 1521 transitions. Second operand 3 states. [2021-01-06 11:48:43,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:43,890 INFO L93 Difference]: Finished difference Result 3109 states and 3343 transitions. [2021-01-06 11:48:43,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:43,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2021-01-06 11:48:43,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:43,891 INFO L225 Difference]: With dead ends: 3109 [2021-01-06 11:48:43,891 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 11:48:43,894 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 11:48:43,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 11:48:43,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 11:48:43,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 11:48:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 11:48:43,895 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2021-01-06 11:48:43,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:43,896 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 11:48:43,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 11:48:43,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 11:48:43,896 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 11:48:43,898 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 11:48:44,103 INFO L189 CegarLoopUtils]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,104 INFO L189 CegarLoopUtils]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,104 INFO L189 CegarLoopUtils]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,104 INFO L189 CegarLoopUtils]: For program point L301(lines 301 423) no Hoare annotation was computed. [2021-01-06 11:48:44,104 INFO L189 CegarLoopUtils]: For program point L235(lines 235 423) no Hoare annotation was computed. [2021-01-06 11:48:44,105 INFO L189 CegarLoopUtils]: For program point L169(lines 169 423) no Hoare annotation was computed. [2021-01-06 11:48:44,105 INFO L189 CegarLoopUtils]: For program point L566(line 566) no Hoare annotation was computed. [2021-01-06 11:48:44,105 INFO L189 CegarLoopUtils]: For program point L500(line 500) no Hoare annotation was computed. [2021-01-06 11:48:44,105 INFO L189 CegarLoopUtils]: For program point L434(line 434) no Hoare annotation was computed. [2021-01-06 11:48:44,105 INFO L189 CegarLoopUtils]: For program point L303(lines 303 423) no Hoare annotation was computed. [2021-01-06 11:48:44,105 INFO L189 CegarLoopUtils]: For program point L105(lines 105 423) no Hoare annotation was computed. [2021-01-06 11:48:44,105 INFO L189 CegarLoopUtils]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,106 INFO L189 CegarLoopUtils]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,106 INFO L189 CegarLoopUtils]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,107 INFO L189 CegarLoopUtils]: For program point L40(lines 40 423) no Hoare annotation was computed. [2021-01-06 11:48:44,107 INFO L189 CegarLoopUtils]: For program point L569(line 569) no Hoare annotation was computed. [2021-01-06 11:48:44,107 INFO L189 CegarLoopUtils]: For program point L503(line 503) no Hoare annotation was computed. [2021-01-06 11:48:44,108 INFO L189 CegarLoopUtils]: For program point L437(line 437) no Hoare annotation was computed. [2021-01-06 11:48:44,108 INFO L189 CegarLoopUtils]: For program point L371(lines 371 423) no Hoare annotation was computed. [2021-01-06 11:48:44,108 INFO L189 CegarLoopUtils]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,108 INFO L189 CegarLoopUtils]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,108 INFO L189 CegarLoopUtils]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,108 INFO L189 CegarLoopUtils]: For program point L307(lines 307 423) no Hoare annotation was computed. [2021-01-06 11:48:44,108 INFO L189 CegarLoopUtils]: For program point L175(lines 175 423) no Hoare annotation was computed. [2021-01-06 11:48:44,108 INFO L189 CegarLoopUtils]: For program point L109(lines 109 423) no Hoare annotation was computed. [2021-01-06 11:48:44,109 INFO L189 CegarLoopUtils]: For program point L572(line 572) no Hoare annotation was computed. [2021-01-06 11:48:44,109 INFO L189 CegarLoopUtils]: For program point L506(line 506) no Hoare annotation was computed. [2021-01-06 11:48:44,109 INFO L189 CegarLoopUtils]: For program point L440(line 440) no Hoare annotation was computed. [2021-01-06 11:48:44,109 INFO L189 CegarLoopUtils]: For program point L308(lines 308 317) no Hoare annotation was computed. [2021-01-06 11:48:44,109 INFO L189 CegarLoopUtils]: For program point L242(lines 242 423) no Hoare annotation was computed. [2021-01-06 11:48:44,110 INFO L189 CegarLoopUtils]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2021-01-06 11:48:44,110 INFO L189 CegarLoopUtils]: For program point L45(lines 45 423) no Hoare annotation was computed. [2021-01-06 11:48:44,110 INFO L189 CegarLoopUtils]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,110 INFO L189 CegarLoopUtils]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,110 INFO L189 CegarLoopUtils]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,110 INFO L189 CegarLoopUtils]: For program point L244(lines 244 423) no Hoare annotation was computed. [2021-01-06 11:48:44,110 INFO L189 CegarLoopUtils]: For program point L575(line 575) no Hoare annotation was computed. [2021-01-06 11:48:44,111 INFO L189 CegarLoopUtils]: For program point L509(line 509) no Hoare annotation was computed. [2021-01-06 11:48:44,111 INFO L189 CegarLoopUtils]: For program point L443(line 443) no Hoare annotation was computed. [2021-01-06 11:48:44,111 INFO L189 CegarLoopUtils]: For program point L179(lines 179 423) no Hoare annotation was computed. [2021-01-06 11:48:44,111 INFO L189 CegarLoopUtils]: For program point L378(lines 378 423) no Hoare annotation was computed. [2021-01-06 11:48:44,111 INFO L189 CegarLoopUtils]: For program point L48(lines 48 423) no Hoare annotation was computed. [2021-01-06 11:48:44,112 INFO L189 CegarLoopUtils]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,112 INFO L189 CegarLoopUtils]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,112 INFO L189 CegarLoopUtils]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,112 INFO L189 CegarLoopUtils]: For program point L247(lines 247 423) no Hoare annotation was computed. [2021-01-06 11:48:44,112 INFO L189 CegarLoopUtils]: For program point L578(line 578) no Hoare annotation was computed. [2021-01-06 11:48:44,112 INFO L189 CegarLoopUtils]: For program point L512(line 512) no Hoare annotation was computed. [2021-01-06 11:48:44,112 INFO L189 CegarLoopUtils]: For program point L446(line 446) no Hoare annotation was computed. [2021-01-06 11:48:44,112 INFO L189 CegarLoopUtils]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-01-06 11:48:44,113 INFO L189 CegarLoopUtils]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-01-06 11:48:44,113 INFO L189 CegarLoopUtils]: For program point L116(lines 116 423) no Hoare annotation was computed. [2021-01-06 11:48:44,113 INFO L189 CegarLoopUtils]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,114 INFO L189 CegarLoopUtils]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,114 INFO L189 CegarLoopUtils]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,114 INFO L189 CegarLoopUtils]: For program point L52(lines 52 423) no Hoare annotation was computed. [2021-01-06 11:48:44,114 INFO L189 CegarLoopUtils]: For program point L581(line 581) no Hoare annotation was computed. [2021-01-06 11:48:44,116 INFO L189 CegarLoopUtils]: For program point L515(line 515) no Hoare annotation was computed. [2021-01-06 11:48:44,116 INFO L189 CegarLoopUtils]: For program point L449(line 449) no Hoare annotation was computed. [2021-01-06 11:48:44,116 INFO L189 CegarLoopUtils]: For program point L185(lines 185 423) no Hoare annotation was computed. [2021-01-06 11:48:44,116 INFO L189 CegarLoopUtils]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,116 INFO L189 CegarLoopUtils]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,116 INFO L189 CegarLoopUtils]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,117 INFO L189 CegarLoopUtils]: For program point L385(lines 385 423) no Hoare annotation was computed. [2021-01-06 11:48:44,117 INFO L189 CegarLoopUtils]: For program point L319(lines 319 423) no Hoare annotation was computed. [2021-01-06 11:48:44,117 INFO L189 CegarLoopUtils]: For program point L584(line 584) no Hoare annotation was computed. [2021-01-06 11:48:44,117 INFO L189 CegarLoopUtils]: For program point L518(line 518) no Hoare annotation was computed. [2021-01-06 11:48:44,117 INFO L189 CegarLoopUtils]: For program point L452(line 452) no Hoare annotation was computed. [2021-01-06 11:48:44,117 INFO L189 CegarLoopUtils]: For program point L189(lines 189 423) no Hoare annotation was computed. [2021-01-06 11:48:44,117 INFO L189 CegarLoopUtils]: For program point L123(lines 123 423) no Hoare annotation was computed. [2021-01-06 11:48:44,118 INFO L189 CegarLoopUtils]: For program point L57(lines 57 423) no Hoare annotation was computed. [2021-01-06 11:48:44,118 INFO L189 CegarLoopUtils]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,118 INFO L189 CegarLoopUtils]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,118 INFO L189 CegarLoopUtils]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,118 INFO L189 CegarLoopUtils]: For program point L388(lines 388 423) no Hoare annotation was computed. [2021-01-06 11:48:44,118 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 11:48:44,118 INFO L189 CegarLoopUtils]: For program point L587(line 587) no Hoare annotation was computed. [2021-01-06 11:48:44,118 INFO L189 CegarLoopUtils]: For program point L521(line 521) no Hoare annotation was computed. [2021-01-06 11:48:44,119 INFO L189 CegarLoopUtils]: For program point L455(line 455) no Hoare annotation was computed. [2021-01-06 11:48:44,119 INFO L189 CegarLoopUtils]: For program point L390(lines 390 423) no Hoare annotation was computed. [2021-01-06 11:48:44,119 INFO L189 CegarLoopUtils]: For program point L324(lines 324 423) no Hoare annotation was computed. [2021-01-06 11:48:44,119 INFO L189 CegarLoopUtils]: For program point L258(lines 258 423) no Hoare annotation was computed. [2021-01-06 11:48:44,119 INFO L189 CegarLoopUtils]: For program point L60(lines 60 423) no Hoare annotation was computed. [2021-01-06 11:48:44,119 INFO L189 CegarLoopUtils]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,119 INFO L189 CegarLoopUtils]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,119 INFO L189 CegarLoopUtils]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,120 INFO L189 CegarLoopUtils]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-01-06 11:48:44,120 INFO L189 CegarLoopUtils]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-01-06 11:48:44,120 INFO L189 CegarLoopUtils]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2021-01-06 11:48:44,120 INFO L189 CegarLoopUtils]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2021-01-06 11:48:44,120 INFO L189 CegarLoopUtils]: For program point L590(line 590) no Hoare annotation was computed. [2021-01-06 11:48:44,120 INFO L189 CegarLoopUtils]: For program point L524(line 524) no Hoare annotation was computed. [2021-01-06 11:48:44,120 INFO L189 CegarLoopUtils]: For program point L458(line 458) no Hoare annotation was computed. [2021-01-06 11:48:44,120 INFO L189 CegarLoopUtils]: For program point L195(lines 195 423) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L129(lines 129 423) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L64(lines 64 423) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L593(line 593) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L527(line 527) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L461(line 461) no Hoare annotation was computed. [2021-01-06 11:48:44,121 INFO L189 CegarLoopUtils]: For program point L263(lines 263 423) no Hoare annotation was computed. [2021-01-06 11:48:44,122 INFO L189 CegarLoopUtils]: For program point L197(lines 197 423) no Hoare annotation was computed. [2021-01-06 11:48:44,122 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 11:48:44,122 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2021-01-06 11:48:44,122 INFO L189 CegarLoopUtils]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,122 INFO L189 CegarLoopUtils]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,122 INFO L189 CegarLoopUtils]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,122 INFO L189 CegarLoopUtils]: For program point L199(lines 199 423) no Hoare annotation was computed. [2021-01-06 11:48:44,122 INFO L189 CegarLoopUtils]: For program point L133(lines 133 423) no Hoare annotation was computed. [2021-01-06 11:48:44,123 INFO L189 CegarLoopUtils]: For program point L596(line 596) no Hoare annotation was computed. [2021-01-06 11:48:44,123 INFO L189 CegarLoopUtils]: For program point L530(line 530) no Hoare annotation was computed. [2021-01-06 11:48:44,123 INFO L189 CegarLoopUtils]: For program point L464(line 464) no Hoare annotation was computed. [2021-01-06 11:48:44,123 INFO L189 CegarLoopUtils]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-01-06 11:48:44,123 INFO L189 CegarLoopUtils]: For program point L201(lines 201 423) no Hoare annotation was computed. [2021-01-06 11:48:44,123 INFO L189 CegarLoopUtils]: For program point L69(lines 69 423) no Hoare annotation was computed. [2021-01-06 11:48:44,123 INFO L189 CegarLoopUtils]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,123 INFO L189 CegarLoopUtils]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,124 INFO L189 CegarLoopUtils]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,125 INFO L189 CegarLoopUtils]: For program point L599(line 599) no Hoare annotation was computed. [2021-01-06 11:48:44,125 INFO L189 CegarLoopUtils]: For program point L533(line 533) no Hoare annotation was computed. [2021-01-06 11:48:44,125 INFO L189 CegarLoopUtils]: For program point L467(line 467) no Hoare annotation was computed. [2021-01-06 11:48:44,125 INFO L189 CegarLoopUtils]: For program point L269(lines 269 423) no Hoare annotation was computed. [2021-01-06 11:48:44,126 INFO L189 CegarLoopUtils]: For program point L204(lines 204 423) no Hoare annotation was computed. [2021-01-06 11:48:44,126 INFO L189 CegarLoopUtils]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,126 INFO L189 CegarLoopUtils]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,126 INFO L189 CegarLoopUtils]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,126 INFO L189 CegarLoopUtils]: For program point L271(lines 271 423) no Hoare annotation was computed. [2021-01-06 11:48:44,126 INFO L189 CegarLoopUtils]: For program point L602(line 602) no Hoare annotation was computed. [2021-01-06 11:48:44,126 INFO L189 CegarLoopUtils]: For program point L536(line 536) no Hoare annotation was computed. [2021-01-06 11:48:44,126 INFO L189 CegarLoopUtils]: For program point L470(line 470) no Hoare annotation was computed. [2021-01-06 11:48:44,127 INFO L189 CegarLoopUtils]: For program point L404(lines 404 423) no Hoare annotation was computed. [2021-01-06 11:48:44,127 INFO L189 CegarLoopUtils]: For program point L338(lines 338 423) no Hoare annotation was computed. [2021-01-06 11:48:44,127 INFO L189 CegarLoopUtils]: For program point L272(lines 272 284) no Hoare annotation was computed. [2021-01-06 11:48:44,127 INFO L189 CegarLoopUtils]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2021-01-06 11:48:44,145 INFO L189 CegarLoopUtils]: For program point L140(lines 140 423) no Hoare annotation was computed. [2021-01-06 11:48:44,145 INFO L189 CegarLoopUtils]: For program point L75(lines 75 423) no Hoare annotation was computed. [2021-01-06 11:48:44,145 INFO L189 CegarLoopUtils]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2021-01-06 11:48:44,145 INFO L189 CegarLoopUtils]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,145 INFO L189 CegarLoopUtils]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,145 INFO L189 CegarLoopUtils]: For program point L208(lines 208 423) no Hoare annotation was computed. [2021-01-06 11:48:44,145 INFO L189 CegarLoopUtils]: For program point L605(line 605) no Hoare annotation was computed. [2021-01-06 11:48:44,145 INFO L189 CegarLoopUtils]: For program point L539(line 539) no Hoare annotation was computed. [2021-01-06 11:48:44,146 INFO L189 CegarLoopUtils]: For program point L473(line 473) no Hoare annotation was computed. [2021-01-06 11:48:44,146 INFO L189 CegarLoopUtils]: For program point L341(lines 341 423) no Hoare annotation was computed. [2021-01-06 11:48:44,146 INFO L189 CegarLoopUtils]: For program point L408(lines 408 423) no Hoare annotation was computed. [2021-01-06 11:48:44,146 INFO L189 CegarLoopUtils]: For program point L342(lines 342 345) no Hoare annotation was computed. [2021-01-06 11:48:44,146 INFO L189 CegarLoopUtils]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2021-01-06 11:48:44,146 INFO L189 CegarLoopUtils]: For program point L144(lines 144 423) no Hoare annotation was computed. [2021-01-06 11:48:44,147 INFO L185 CegarLoopUtils]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse0 (= ~a25~0 1)) (.cse4 (not (= ~a11~0 1))) (.cse3 (= ~a19~0 1)) (.cse1 (<= ~a17~0 8)) (.cse2 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4 .cse1) (and .cse4 .cse1 .cse2) (and (<= ~a28~0 7) .cse1) (and (<= 10 ~a28~0) .cse1 .cse2) (and .cse3 .cse1 .cse2))) [2021-01-06 11:48:44,147 INFO L189 CegarLoopUtils]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,147 INFO L189 CegarLoopUtils]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,147 INFO L189 CegarLoopUtils]: For program point L79(lines 79 423) no Hoare annotation was computed. [2021-01-06 11:48:44,147 INFO L189 CegarLoopUtils]: For program point L542(line 542) no Hoare annotation was computed. [2021-01-06 11:48:44,148 INFO L189 CegarLoopUtils]: For program point L476(line 476) no Hoare annotation was computed. [2021-01-06 11:48:44,148 INFO L189 CegarLoopUtils]: For program point L212(lines 212 423) no Hoare annotation was computed. [2021-01-06 11:48:44,148 INFO L189 CegarLoopUtils]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-01-06 11:48:44,148 INFO L189 CegarLoopUtils]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2021-01-06 11:48:44,148 INFO L192 CegarLoopUtils]: At program point L610(lines 610 627) the Hoare annotation is: true [2021-01-06 11:48:44,148 INFO L189 CegarLoopUtils]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,148 INFO L189 CegarLoopUtils]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,148 INFO L189 CegarLoopUtils]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-01-06 11:48:44,148 INFO L189 CegarLoopUtils]: For program point L545(line 545) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L479(line 479) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L347(lines 347 423) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L149(lines 149 423) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L414(lines 414 423) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L348(lines 348 357) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L84(lines 84 423) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,149 INFO L189 CegarLoopUtils]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,150 INFO L189 CegarLoopUtils]: For program point L85(lines 85 90) no Hoare annotation was computed. [2021-01-06 11:48:44,150 INFO L189 CegarLoopUtils]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2021-01-06 11:48:44,150 INFO L189 CegarLoopUtils]: For program point L548(line 548) no Hoare annotation was computed. [2021-01-06 11:48:44,150 INFO L189 CegarLoopUtils]: For program point L482(line 482) no Hoare annotation was computed. [2021-01-06 11:48:44,150 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 11:48:44,150 INFO L189 CegarLoopUtils]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-01-06 11:48:44,150 INFO L189 CegarLoopUtils]: For program point L153(lines 153 423) no Hoare annotation was computed. [2021-01-06 11:48:44,151 INFO L185 CegarLoopUtils]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse0 (= ~a25~0 1)) (.cse4 (not (= ~a11~0 1))) (.cse3 (= ~a19~0 1)) (.cse1 (<= ~a17~0 8)) (.cse2 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4 .cse1) (and .cse4 .cse1 .cse2) (and (<= ~a28~0 7) .cse1) (and (<= 10 ~a28~0) .cse1 .cse2) (and .cse3 .cse1 .cse2))) [2021-01-06 11:48:44,151 INFO L189 CegarLoopUtils]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,151 INFO L189 CegarLoopUtils]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,151 INFO L189 CegarLoopUtils]: For program point L286(lines 286 423) no Hoare annotation was computed. [2021-01-06 11:48:44,151 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2021-01-06 11:48:44,151 INFO L189 CegarLoopUtils]: For program point L485(line 485) no Hoare annotation was computed. [2021-01-06 11:48:44,151 INFO L189 CegarLoopUtils]: For program point L419(lines 419 423) no Hoare annotation was computed. [2021-01-06 11:48:44,151 INFO L189 CegarLoopUtils]: For program point L222(lines 222 423) no Hoare annotation was computed. [2021-01-06 11:48:44,151 INFO L189 CegarLoopUtils]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L554(line 554) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L488(line 488) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L290(lines 290 423) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L158(lines 158 423) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L92(lines 92 423) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L621(line 621) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L225(lines 225 423) no Hoare annotation was computed. [2021-01-06 11:48:44,152 INFO L189 CegarLoopUtils]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point L424(lines 424 426) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point L557(line 557) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point L491(line 491) no Hoare annotation was computed. [2021-01-06 11:48:44,153 INFO L189 CegarLoopUtils]: For program point L425(line 425) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L359(lines 359 423) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L293(lines 293 423) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L228(lines 228 423) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L494(line 494) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L428(line 428) no Hoare annotation was computed. [2021-01-06 11:48:44,154 INFO L189 CegarLoopUtils]: For program point L296(lines 296 423) no Hoare annotation was computed. [2021-01-06 11:48:44,155 INFO L189 CegarLoopUtils]: For program point L164(lines 164 423) no Hoare annotation was computed. [2021-01-06 11:48:44,155 INFO L189 CegarLoopUtils]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,155 INFO L189 CegarLoopUtils]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,155 INFO L189 CegarLoopUtils]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:44,155 INFO L189 CegarLoopUtils]: For program point L364(lines 364 423) no Hoare annotation was computed. [2021-01-06 11:48:44,155 INFO L189 CegarLoopUtils]: For program point L563(line 563) no Hoare annotation was computed. [2021-01-06 11:48:44,155 INFO L189 CegarLoopUtils]: For program point L497(line 497) no Hoare annotation was computed. [2021-01-06 11:48:44,155 INFO L189 CegarLoopUtils]: For program point L431(line 431) no Hoare annotation was computed. [2021-01-06 11:48:44,156 INFO L189 CegarLoopUtils]: For program point L233(lines 233 423) no Hoare annotation was computed. [2021-01-06 11:48:44,156 INFO L189 CegarLoopUtils]: For program point L101(lines 101 423) no Hoare annotation was computed. [2021-01-06 11:48:44,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:48:44 BoogieIcfgContainer [2021-01-06 11:48:44,179 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 11:48:44,179 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 11:48:44,179 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 11:48:44,180 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 11:48:44,180 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:36" (3/4) ... [2021-01-06 11:48:44,184 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 11:48:44,207 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-01-06 11:48:44,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 11:48:44,210 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:48:44,211 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:48:44,441 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem02_label54.c-witness.graphml [2021-01-06 11:48:44,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 11:48:44,444 INFO L168 Benchmark]: Toolchain (without parser) took 10697.14 ms. Allocated memory was 153.1 MB in the beginning and 230.7 MB in the end (delta: 77.6 MB). Free memory was 126.7 MB in the beginning and 185.5 MB in the end (delta: -58.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,444 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 153.1 MB. Free memory is still 125.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 11:48:44,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 773.85 ms. Allocated memory is still 153.1 MB. Free memory was 126.5 MB in the beginning and 132.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.77 ms. Allocated memory is still 153.1 MB. Free memory was 132.8 MB in the beginning and 127.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,446 INFO L168 Benchmark]: Boogie Preprocessor took 75.29 ms. Allocated memory is still 153.1 MB. Free memory was 127.0 MB in the beginning and 122.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,447 INFO L168 Benchmark]: RCFGBuilder took 1717.79 ms. Allocated memory is still 153.1 MB. Free memory was 122.8 MB in the beginning and 101.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 80.1 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,447 INFO L168 Benchmark]: TraceAbstraction took 7739.00 ms. Allocated memory was 153.1 MB in the beginning and 230.7 MB in the end (delta: 77.6 MB). Free memory was 101.4 MB in the beginning and 199.8 MB in the end (delta: -98.4 MB). Peak memory consumption was 109.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,448 INFO L168 Benchmark]: Witness Printer took 261.90 ms. Allocated memory is still 230.7 MB. Free memory was 199.8 MB in the beginning and 185.5 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 153.1 MB. Free memory is still 125.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 773.85 ms. Allocated memory is still 153.1 MB. Free memory was 126.5 MB in the beginning and 132.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 120.77 ms. Allocated memory is still 153.1 MB. Free memory was 132.8 MB in the beginning and 127.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 75.29 ms. Allocated memory is still 153.1 MB. Free memory was 127.0 MB in the beginning and 122.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1717.79 ms. Allocated memory is still 153.1 MB. Free memory was 122.8 MB in the beginning and 101.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 80.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7739.00 ms. Allocated memory was 153.1 MB in the beginning and 230.7 MB in the end (delta: 77.6 MB). Free memory was 101.4 MB in the beginning and 199.8 MB in the end (delta: -98.4 MB). Peak memory consumption was 109.2 MB. Max. memory is 8.0 GB. * Witness Printer took 261.90 ms. Allocated memory is still 230.7 MB. Free memory was 199.8 MB in the beginning and 185.5 MB in the end (delta: 14.3 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: 485]: 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: ((((((a25 == 1 && a17 <= 8) && a28 <= 10) || (((a19 == 1 && a25 == 1) && !(a11 == 1)) && a17 <= 8)) || ((!(a11 == 1) && a17 <= 8) && a28 <= 10)) || (a28 <= 7 && a17 <= 8)) || ((10 <= a28 && a17 <= 8) && a28 <= 10)) || ((a19 == 1 && a17 <= 8) && a28 <= 10) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((((a25 == 1 && a17 <= 8) && a28 <= 10) || (((a19 == 1 && a25 == 1) && !(a11 == 1)) && a17 <= 8)) || ((!(a11 == 1) && a17 <= 8) && a28 <= 10)) || (a28 <= 7 && a17 <= 8)) || ((10 <= a28 && a17 <= 8) && a28 <= 10)) || ((a19 == 1 && 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: 7.3s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 685 SDtfs, 933 SDslu, 79 SDs, 0 SdLazy, 2262 SolverSat, 454 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1417occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 6 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 35 NumberOfFragments, 127 HoareAnnotationTreeSize, 3 FomulaSimplifications, 276 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1044 NumberOfCodeBlocks, 1044 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1036 ConstructedInterpolants, 0 QuantifiedInterpolants, 451386 SizeOfPredicates, 0 NumberOfNonLiveVariables, 270 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 289/305 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...