/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_label48.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 11:48:24,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 11:48:24,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 11:48:24,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 11:48:24,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 11:48:24,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 11:48:24,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 11:48:24,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 11:48:24,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 11:48:24,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 11:48:24,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 11:48:24,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 11:48:24,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 11:48:24,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 11:48:24,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 11:48:24,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 11:48:24,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 11:48:24,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 11:48:24,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 11:48:24,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 11:48:24,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 11:48:24,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 11:48:24,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 11:48:24,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 11:48:24,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 11:48:24,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 11:48:24,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 11:48:24,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 11:48:24,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 11:48:24,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 11:48:24,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 11:48:24,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 11:48:24,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 11:48:24,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 11:48:24,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 11:48:24,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 11:48:24,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 11:48:24,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 11:48:24,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 11:48:24,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 11:48:24,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 11:48:24,534 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 11:48:24,568 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 11:48:24,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 11:48:24,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 11:48:24,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 11:48:24,570 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 11:48:24,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 11:48:24,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 11:48:24,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 11:48:24,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 11:48:24,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 11:48:24,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 11:48:24,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 11:48:24,572 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 11:48:24,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 11:48:24,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 11:48:24,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 11:48:24,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 11:48:24,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 11:48:24,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 11:48:24,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 11:48:24,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 11:48:24,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 11:48:24,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 11:48:24,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 11:48:24,575 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 11:48:24,575 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 11:48:24,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 11:48:25,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 11:48:25,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 11:48:25,034 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 11:48:25,035 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 11:48:25,036 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label48.c [2021-01-06 11:48:25,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/9a79f7fe0/875e6817235f4af09d362e5e924b5db4/FLAG52185c200 [2021-01-06 11:48:25,953 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 11:48:25,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label48.c [2021-01-06 11:48:25,973 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/9a79f7fe0/875e6817235f4af09d362e5e924b5db4/FLAG52185c200 [2021-01-06 11:48:26,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/9a79f7fe0/875e6817235f4af09d362e5e924b5db4 [2021-01-06 11:48:26,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 11:48:26,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 11:48:26,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 11:48:26,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 11:48:26,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 11:48:26,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:26,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d43529c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26, skipping insertion in model container [2021-01-06 11:48:26,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:26,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 11:48:26,275 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 11:48:26,682 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_label48.c[20995,21008] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:48:26,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:48:26,724 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 11:48:26,837 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_label48.c[20995,21008] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:48:26,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:48:26,902 INFO L208 MainTranslator]: Completed translation [2021-01-06 11:48:26,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26 WrapperNode [2021-01-06 11:48:26,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 11:48:26,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 11:48:26,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 11:48:26,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 11:48:26,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:26,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:27,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 11:48:27,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 11:48:27,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 11:48:27,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 11:48:27,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:27,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:27,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:27,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:27,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:27,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:27,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (1/1) ... [2021-01-06 11:48:27,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 11:48:27,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 11:48:27,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 11:48:27,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 11:48:27,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (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 11:48:27,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 11:48:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 11:48:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 11:48:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 11:48:28,653 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 11:48:28,653 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 11:48:28,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:28 BoogieIcfgContainer [2021-01-06 11:48:28,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 11:48:28,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 11:48:28,658 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 11:48:28,661 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 11:48:28,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:48:26" (1/3) ... [2021-01-06 11:48:28,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51f0aaec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:48:28, skipping insertion in model container [2021-01-06 11:48:28,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:26" (2/3) ... [2021-01-06 11:48:28,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51f0aaec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:48:28, skipping insertion in model container [2021-01-06 11:48:28,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:28" (3/3) ... [2021-01-06 11:48:28,665 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label48.c [2021-01-06 11:48:28,671 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 11:48:28,677 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 11:48:28,697 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 11:48:28,727 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 11:48:28,727 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 11:48:28,727 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 11:48:28,728 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 11:48:28,728 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 11:48:28,728 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 11:48:28,728 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 11:48:28,728 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 11:48:28,755 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2021-01-06 11:48:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-01-06 11:48:28,772 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:28,773 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:28,773 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:28,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:28,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1936539381, now seen corresponding path program 1 times [2021-01-06 11:48:28,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:28,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063179600] [2021-01-06 11:48:28,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:29,325 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 11:48:29,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063179600] [2021-01-06 11:48:29,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:29,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:29,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602440391] [2021-01-06 11:48:29,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:29,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:29,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:29,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:29,353 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2021-01-06 11:48:30,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:30,469 INFO L93 Difference]: Finished difference Result 600 states and 1037 transitions. [2021-01-06 11:48:30,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:30,471 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2021-01-06 11:48:30,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:30,490 INFO L225 Difference]: With dead ends: 600 [2021-01-06 11:48:30,491 INFO L226 Difference]: Without dead ends: 309 [2021-01-06 11:48:30,496 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 11:48:30,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-01-06 11:48:30,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 307. [2021-01-06 11:48:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2021-01-06 11:48:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 407 transitions. [2021-01-06 11:48:30,566 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 407 transitions. Word has length 137 [2021-01-06 11:48:30,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:30,567 INFO L481 AbstractCegarLoop]: Abstraction has 307 states and 407 transitions. [2021-01-06 11:48:30,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 407 transitions. [2021-01-06 11:48:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-01-06 11:48:30,572 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:30,572 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:30,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 11:48:30,573 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:30,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:30,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1097064864, now seen corresponding path program 1 times [2021-01-06 11:48:30,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:30,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431545188] [2021-01-06 11:48:30,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:30,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431545188] [2021-01-06 11:48:30,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:30,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:30,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186427691] [2021-01-06 11:48:30,832 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:30,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:30,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:30,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:30,834 INFO L87 Difference]: Start difference. First operand 307 states and 407 transitions. Second operand 3 states. [2021-01-06 11:48:31,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:31,494 INFO L93 Difference]: Finished difference Result 756 states and 1034 transitions. [2021-01-06 11:48:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:31,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2021-01-06 11:48:31,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:31,506 INFO L225 Difference]: With dead ends: 756 [2021-01-06 11:48:31,507 INFO L226 Difference]: Without dead ends: 451 [2021-01-06 11:48:31,512 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 11:48:31,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-01-06 11:48:31,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 449. [2021-01-06 11:48:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2021-01-06 11:48:31,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 614 transitions. [2021-01-06 11:48:31,560 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 614 transitions. Word has length 142 [2021-01-06 11:48:31,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:31,561 INFO L481 AbstractCegarLoop]: Abstraction has 449 states and 614 transitions. [2021-01-06 11:48:31,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:31,562 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 614 transitions. [2021-01-06 11:48:31,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-01-06 11:48:31,573 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:31,573 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:31,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 11:48:31,576 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:31,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:31,577 INFO L82 PathProgramCache]: Analyzing trace with hash -796268118, now seen corresponding path program 1 times [2021-01-06 11:48:31,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:31,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321572449] [2021-01-06 11:48:31,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:31,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:31,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321572449] [2021-01-06 11:48:31,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655282210] [2021-01-06 11:48:31,771 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 11:48:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:31,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:31,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:32,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-06 11:48:32,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:32,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2021-01-06 11:48:32,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849308654] [2021-01-06 11:48:32,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:32,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:32,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:32,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:32,185 INFO L87 Difference]: Start difference. First operand 449 states and 614 transitions. Second operand 3 states. [2021-01-06 11:48:32,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:32,785 INFO L93 Difference]: Finished difference Result 1330 states and 1822 transitions. [2021-01-06 11:48:32,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:32,787 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2021-01-06 11:48:32,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:32,796 INFO L225 Difference]: With dead ends: 1330 [2021-01-06 11:48:32,796 INFO L226 Difference]: Without dead ends: 883 [2021-01-06 11:48:32,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:32,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2021-01-06 11:48:32,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 883. [2021-01-06 11:48:32,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2021-01-06 11:48:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1172 transitions. [2021-01-06 11:48:32,829 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1172 transitions. Word has length 146 [2021-01-06 11:48:32,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:32,830 INFO L481 AbstractCegarLoop]: Abstraction has 883 states and 1172 transitions. [2021-01-06 11:48:32,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:32,830 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1172 transitions. [2021-01-06 11:48:32,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-01-06 11:48:32,834 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:32,834 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:33,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-06 11:48:33,048 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:33,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:33,049 INFO L82 PathProgramCache]: Analyzing trace with hash -409149152, now seen corresponding path program 1 times [2021-01-06 11:48:33,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:33,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219113335] [2021-01-06 11:48:33,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-01-06 11:48:33,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219113335] [2021-01-06 11:48:33,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198937929] [2021-01-06 11:48:33,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:33,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:33,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:33,513 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-06 11:48:33,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:33,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:48:33,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733323987] [2021-01-06 11:48:33,515 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:33,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:33,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:33,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:33,517 INFO L87 Difference]: Start difference. First operand 883 states and 1172 transitions. Second operand 3 states. [2021-01-06 11:48:34,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:34,174 INFO L93 Difference]: Finished difference Result 2049 states and 2743 transitions. [2021-01-06 11:48:34,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:34,175 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2021-01-06 11:48:34,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:34,182 INFO L225 Difference]: With dead ends: 2049 [2021-01-06 11:48:34,183 INFO L226 Difference]: Without dead ends: 1168 [2021-01-06 11:48:34,185 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:34,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1168 states. [2021-01-06 11:48:34,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1168 to 1166. [2021-01-06 11:48:34,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1166 states. [2021-01-06 11:48:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1166 states and 1490 transitions. [2021-01-06 11:48:34,216 INFO L78 Accepts]: Start accepts. Automaton has 1166 states and 1490 transitions. Word has length 155 [2021-01-06 11:48:34,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:34,217 INFO L481 AbstractCegarLoop]: Abstraction has 1166 states and 1490 transitions. [2021-01-06 11:48:34,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:34,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1490 transitions. [2021-01-06 11:48:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-01-06 11:48:34,222 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:34,223 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:34,448 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:34,449 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:34,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:34,450 INFO L82 PathProgramCache]: Analyzing trace with hash 686062630, now seen corresponding path program 1 times [2021-01-06 11:48:34,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:34,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153163293] [2021-01-06 11:48:34,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:34,534 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-01-06 11:48:34,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153163293] [2021-01-06 11:48:34,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:34,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:34,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530439376] [2021-01-06 11:48:34,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:34,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:34,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:34,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:34,537 INFO L87 Difference]: Start difference. First operand 1166 states and 1490 transitions. Second operand 3 states. [2021-01-06 11:48:35,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:35,162 INFO L93 Difference]: Finished difference Result 3313 states and 4221 transitions. [2021-01-06 11:48:35,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:35,162 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2021-01-06 11:48:35,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:35,173 INFO L225 Difference]: With dead ends: 3313 [2021-01-06 11:48:35,174 INFO L226 Difference]: Without dead ends: 2149 [2021-01-06 11:48:35,175 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 11:48:35,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2149 states. [2021-01-06 11:48:35,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2149 to 2149. [2021-01-06 11:48:35,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2149 states. [2021-01-06 11:48:35,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 2149 states and 2592 transitions. [2021-01-06 11:48:35,230 INFO L78 Accepts]: Start accepts. Automaton has 2149 states and 2592 transitions. Word has length 156 [2021-01-06 11:48:35,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:35,230 INFO L481 AbstractCegarLoop]: Abstraction has 2149 states and 2592 transitions. [2021-01-06 11:48:35,230 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:35,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2592 transitions. [2021-01-06 11:48:35,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-01-06 11:48:35,237 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:35,237 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:35,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 11:48:35,237 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:35,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:35,238 INFO L82 PathProgramCache]: Analyzing trace with hash 317120998, now seen corresponding path program 1 times [2021-01-06 11:48:35,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:35,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865854377] [2021-01-06 11:48:35,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:35,312 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-01-06 11:48:35,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865854377] [2021-01-06 11:48:35,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311772497] [2021-01-06 11:48:35,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:35,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:35,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-01-06 11:48:35,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:35,634 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2021-01-06 11:48:35,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994098841] [2021-01-06 11:48:35,635 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:35,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:35,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:35,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:35,640 INFO L87 Difference]: Start difference. First operand 2149 states and 2592 transitions. Second operand 3 states. [2021-01-06 11:48:36,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:36,058 INFO L93 Difference]: Finished difference Result 4145 states and 4983 transitions. [2021-01-06 11:48:36,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:36,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2021-01-06 11:48:36,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:36,070 INFO L225 Difference]: With dead ends: 4145 [2021-01-06 11:48:36,070 INFO L226 Difference]: Without dead ends: 1998 [2021-01-06 11:48:36,077 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:48:36,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1998 states. [2021-01-06 11:48:36,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1998 to 1998. [2021-01-06 11:48:36,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1998 states. [2021-01-06 11:48:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1998 states and 2338 transitions. [2021-01-06 11:48:36,142 INFO L78 Accepts]: Start accepts. Automaton has 1998 states and 2338 transitions. Word has length 161 [2021-01-06 11:48:36,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:36,143 INFO L481 AbstractCegarLoop]: Abstraction has 1998 states and 2338 transitions. [2021-01-06 11:48:36,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:36,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2338 transitions. [2021-01-06 11:48:36,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-01-06 11:48:36,149 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:36,150 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:36,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:36,364 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:36,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:36,366 INFO L82 PathProgramCache]: Analyzing trace with hash 362296445, now seen corresponding path program 1 times [2021-01-06 11:48:36,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:36,366 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305265240] [2021-01-06 11:48:36,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:36,543 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-01-06 11:48:36,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305265240] [2021-01-06 11:48:36,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [214538230] [2021-01-06 11:48:36,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:36,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:36,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:36,820 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-06 11:48:36,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:36,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-01-06 11:48:36,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834765727] [2021-01-06 11:48:36,822 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:36,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:36,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:36,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-06 11:48:36,824 INFO L87 Difference]: Start difference. First operand 1998 states and 2338 transitions. Second operand 3 states. [2021-01-06 11:48:37,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:37,444 INFO L93 Difference]: Finished difference Result 3992 states and 4672 transitions. [2021-01-06 11:48:37,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:37,445 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2021-01-06 11:48:37,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:37,456 INFO L225 Difference]: With dead ends: 3992 [2021-01-06 11:48:37,456 INFO L226 Difference]: Without dead ends: 1996 [2021-01-06 11:48:37,464 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-06 11:48:37,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2021-01-06 11:48:37,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1996. [2021-01-06 11:48:37,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1996 states. [2021-01-06 11:48:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1996 states and 2244 transitions. [2021-01-06 11:48:37,514 INFO L78 Accepts]: Start accepts. Automaton has 1996 states and 2244 transitions. Word has length 179 [2021-01-06 11:48:37,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:37,514 INFO L481 AbstractCegarLoop]: Abstraction has 1996 states and 2244 transitions. [2021-01-06 11:48:37,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2244 transitions. [2021-01-06 11:48:37,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-01-06 11:48:37,521 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:37,521 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:37,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:37,736 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:37,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:37,737 INFO L82 PathProgramCache]: Analyzing trace with hash 746904908, now seen corresponding path program 1 times [2021-01-06 11:48:37,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:37,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367626530] [2021-01-06 11:48:37,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:37,818 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-01-06 11:48:37,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367626530] [2021-01-06 11:48:37,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:37,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:37,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100016728] [2021-01-06 11:48:37,820 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:37,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:37,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:37,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:37,821 INFO L87 Difference]: Start difference. First operand 1996 states and 2244 transitions. Second operand 3 states. [2021-01-06 11:48:38,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:38,350 INFO L93 Difference]: Finished difference Result 4971 states and 5557 transitions. [2021-01-06 11:48:38,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:38,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 186 [2021-01-06 11:48:38,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:38,351 INFO L225 Difference]: With dead ends: 4971 [2021-01-06 11:48:38,351 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 11:48:38,356 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 11:48:38,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 11:48:38,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 11:48:38,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 11:48:38,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 11:48:38,357 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2021-01-06 11:48:38,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:38,358 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 11:48:38,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:38,358 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 11:48:38,358 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 11:48:38,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 11:48:38,361 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 11:48:38,523 INFO L189 CegarLoopUtils]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,523 INFO L189 CegarLoopUtils]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,523 INFO L189 CegarLoopUtils]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,524 INFO L189 CegarLoopUtils]: For program point L301(lines 301 423) no Hoare annotation was computed. [2021-01-06 11:48:38,524 INFO L189 CegarLoopUtils]: For program point L235(lines 235 423) no Hoare annotation was computed. [2021-01-06 11:48:38,524 INFO L189 CegarLoopUtils]: For program point L169(lines 169 423) no Hoare annotation was computed. [2021-01-06 11:48:38,524 INFO L189 CegarLoopUtils]: For program point L566(line 566) no Hoare annotation was computed. [2021-01-06 11:48:38,524 INFO L189 CegarLoopUtils]: For program point L500(line 500) no Hoare annotation was computed. [2021-01-06 11:48:38,524 INFO L189 CegarLoopUtils]: For program point L434(line 434) no Hoare annotation was computed. [2021-01-06 11:48:38,524 INFO L189 CegarLoopUtils]: For program point L303(lines 303 423) no Hoare annotation was computed. [2021-01-06 11:48:38,524 INFO L189 CegarLoopUtils]: For program point L105(lines 105 423) no Hoare annotation was computed. [2021-01-06 11:48:38,525 INFO L189 CegarLoopUtils]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,525 INFO L189 CegarLoopUtils]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,525 INFO L189 CegarLoopUtils]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,525 INFO L189 CegarLoopUtils]: For program point L40(lines 40 423) no Hoare annotation was computed. [2021-01-06 11:48:38,525 INFO L189 CegarLoopUtils]: For program point L569(line 569) no Hoare annotation was computed. [2021-01-06 11:48:38,525 INFO L189 CegarLoopUtils]: For program point L503(line 503) no Hoare annotation was computed. [2021-01-06 11:48:38,525 INFO L189 CegarLoopUtils]: For program point L437(line 437) no Hoare annotation was computed. [2021-01-06 11:48:38,525 INFO L189 CegarLoopUtils]: For program point L371(lines 371 423) no Hoare annotation was computed. [2021-01-06 11:48:38,526 INFO L189 CegarLoopUtils]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,526 INFO L189 CegarLoopUtils]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,526 INFO L189 CegarLoopUtils]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,526 INFO L189 CegarLoopUtils]: For program point L307(lines 307 423) no Hoare annotation was computed. [2021-01-06 11:48:38,526 INFO L189 CegarLoopUtils]: For program point L175(lines 175 423) no Hoare annotation was computed. [2021-01-06 11:48:38,526 INFO L189 CegarLoopUtils]: For program point L109(lines 109 423) no Hoare annotation was computed. [2021-01-06 11:48:38,526 INFO L189 CegarLoopUtils]: For program point L572(line 572) no Hoare annotation was computed. [2021-01-06 11:48:38,527 INFO L189 CegarLoopUtils]: For program point L506(line 506) no Hoare annotation was computed. [2021-01-06 11:48:38,527 INFO L189 CegarLoopUtils]: For program point L440(line 440) no Hoare annotation was computed. [2021-01-06 11:48:38,527 INFO L189 CegarLoopUtils]: For program point L308(lines 308 317) no Hoare annotation was computed. [2021-01-06 11:48:38,527 INFO L189 CegarLoopUtils]: For program point L242(lines 242 423) no Hoare annotation was computed. [2021-01-06 11:48:38,527 INFO L189 CegarLoopUtils]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2021-01-06 11:48:38,527 INFO L189 CegarLoopUtils]: For program point L45(lines 45 423) no Hoare annotation was computed. [2021-01-06 11:48:38,527 INFO L189 CegarLoopUtils]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,527 INFO L189 CegarLoopUtils]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,528 INFO L189 CegarLoopUtils]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,528 INFO L189 CegarLoopUtils]: For program point L244(lines 244 423) no Hoare annotation was computed. [2021-01-06 11:48:38,528 INFO L189 CegarLoopUtils]: For program point L575(line 575) no Hoare annotation was computed. [2021-01-06 11:48:38,528 INFO L189 CegarLoopUtils]: For program point L509(line 509) no Hoare annotation was computed. [2021-01-06 11:48:38,528 INFO L189 CegarLoopUtils]: For program point L443(line 443) no Hoare annotation was computed. [2021-01-06 11:48:38,528 INFO L189 CegarLoopUtils]: For program point L179(lines 179 423) no Hoare annotation was computed. [2021-01-06 11:48:38,528 INFO L189 CegarLoopUtils]: For program point L378(lines 378 423) no Hoare annotation was computed. [2021-01-06 11:48:38,528 INFO L189 CegarLoopUtils]: For program point L48(lines 48 423) no Hoare annotation was computed. [2021-01-06 11:48:38,529 INFO L189 CegarLoopUtils]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,529 INFO L189 CegarLoopUtils]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,529 INFO L189 CegarLoopUtils]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,529 INFO L189 CegarLoopUtils]: For program point L247(lines 247 423) no Hoare annotation was computed. [2021-01-06 11:48:38,529 INFO L189 CegarLoopUtils]: For program point L578(line 578) no Hoare annotation was computed. [2021-01-06 11:48:38,529 INFO L189 CegarLoopUtils]: For program point L512(line 512) no Hoare annotation was computed. [2021-01-06 11:48:38,529 INFO L189 CegarLoopUtils]: For program point L446(line 446) no Hoare annotation was computed. [2021-01-06 11:48:38,529 INFO L189 CegarLoopUtils]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-01-06 11:48:38,530 INFO L189 CegarLoopUtils]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-01-06 11:48:38,530 INFO L189 CegarLoopUtils]: For program point L116(lines 116 423) no Hoare annotation was computed. [2021-01-06 11:48:38,530 INFO L189 CegarLoopUtils]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,530 INFO L189 CegarLoopUtils]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,530 INFO L189 CegarLoopUtils]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,530 INFO L189 CegarLoopUtils]: For program point L52(lines 52 423) no Hoare annotation was computed. [2021-01-06 11:48:38,530 INFO L189 CegarLoopUtils]: For program point L581(line 581) no Hoare annotation was computed. [2021-01-06 11:48:38,530 INFO L189 CegarLoopUtils]: For program point L515(line 515) no Hoare annotation was computed. [2021-01-06 11:48:38,531 INFO L189 CegarLoopUtils]: For program point L449(line 449) no Hoare annotation was computed. [2021-01-06 11:48:38,531 INFO L189 CegarLoopUtils]: For program point L185(lines 185 423) no Hoare annotation was computed. [2021-01-06 11:48:38,531 INFO L189 CegarLoopUtils]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,531 INFO L189 CegarLoopUtils]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,531 INFO L189 CegarLoopUtils]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,531 INFO L189 CegarLoopUtils]: For program point L385(lines 385 423) no Hoare annotation was computed. [2021-01-06 11:48:38,531 INFO L189 CegarLoopUtils]: For program point L319(lines 319 423) no Hoare annotation was computed. [2021-01-06 11:48:38,531 INFO L189 CegarLoopUtils]: For program point L584(line 584) no Hoare annotation was computed. [2021-01-06 11:48:38,532 INFO L189 CegarLoopUtils]: For program point L518(line 518) no Hoare annotation was computed. [2021-01-06 11:48:38,532 INFO L189 CegarLoopUtils]: For program point L452(line 452) no Hoare annotation was computed. [2021-01-06 11:48:38,532 INFO L189 CegarLoopUtils]: For program point L189(lines 189 423) no Hoare annotation was computed. [2021-01-06 11:48:38,532 INFO L189 CegarLoopUtils]: For program point L123(lines 123 423) no Hoare annotation was computed. [2021-01-06 11:48:38,532 INFO L189 CegarLoopUtils]: For program point L57(lines 57 423) no Hoare annotation was computed. [2021-01-06 11:48:38,532 INFO L189 CegarLoopUtils]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,532 INFO L189 CegarLoopUtils]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,532 INFO L189 CegarLoopUtils]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,533 INFO L189 CegarLoopUtils]: For program point L388(lines 388 423) no Hoare annotation was computed. [2021-01-06 11:48:38,533 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 11:48:38,533 INFO L189 CegarLoopUtils]: For program point L587(line 587) no Hoare annotation was computed. [2021-01-06 11:48:38,533 INFO L189 CegarLoopUtils]: For program point L521(line 521) no Hoare annotation was computed. [2021-01-06 11:48:38,533 INFO L189 CegarLoopUtils]: For program point L455(line 455) no Hoare annotation was computed. [2021-01-06 11:48:38,533 INFO L189 CegarLoopUtils]: For program point L390(lines 390 423) no Hoare annotation was computed. [2021-01-06 11:48:38,533 INFO L189 CegarLoopUtils]: For program point L324(lines 324 423) no Hoare annotation was computed. [2021-01-06 11:48:38,533 INFO L189 CegarLoopUtils]: For program point L258(lines 258 423) no Hoare annotation was computed. [2021-01-06 11:48:38,534 INFO L189 CegarLoopUtils]: For program point L60(lines 60 423) no Hoare annotation was computed. [2021-01-06 11:48:38,534 INFO L189 CegarLoopUtils]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,534 INFO L189 CegarLoopUtils]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,534 INFO L189 CegarLoopUtils]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,534 INFO L189 CegarLoopUtils]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-01-06 11:48:38,534 INFO L189 CegarLoopUtils]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-01-06 11:48:38,534 INFO L189 CegarLoopUtils]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2021-01-06 11:48:38,534 INFO L189 CegarLoopUtils]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L590(line 590) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L524(line 524) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L458(line 458) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L195(lines 195 423) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L129(lines 129 423) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,535 INFO L189 CegarLoopUtils]: For program point L64(lines 64 423) no Hoare annotation was computed. [2021-01-06 11:48:38,536 INFO L189 CegarLoopUtils]: For program point L593(line 593) no Hoare annotation was computed. [2021-01-06 11:48:38,536 INFO L189 CegarLoopUtils]: For program point L527(line 527) no Hoare annotation was computed. [2021-01-06 11:48:38,536 INFO L189 CegarLoopUtils]: For program point L461(line 461) no Hoare annotation was computed. [2021-01-06 11:48:38,536 INFO L189 CegarLoopUtils]: For program point L263(lines 263 423) no Hoare annotation was computed. [2021-01-06 11:48:38,536 INFO L189 CegarLoopUtils]: For program point L197(lines 197 423) no Hoare annotation was computed. [2021-01-06 11:48:38,536 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 11:48:38,536 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 593) no Hoare annotation was computed. [2021-01-06 11:48:38,536 INFO L189 CegarLoopUtils]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L199(lines 199 423) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L133(lines 133 423) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L596(line 596) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L530(line 530) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L464(line 464) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-01-06 11:48:38,537 INFO L189 CegarLoopUtils]: For program point L201(lines 201 423) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L69(lines 69 423) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L599(line 599) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L533(line 533) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L467(line 467) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L269(lines 269 423) no Hoare annotation was computed. [2021-01-06 11:48:38,538 INFO L189 CegarLoopUtils]: For program point L204(lines 204 423) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L271(lines 271 423) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L602(line 602) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L536(line 536) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L470(line 470) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L404(lines 404 423) no Hoare annotation was computed. [2021-01-06 11:48:38,539 INFO L189 CegarLoopUtils]: For program point L338(lines 338 423) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L272(lines 272 284) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L140(lines 140 423) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L75(lines 75 423) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L208(lines 208 423) no Hoare annotation was computed. [2021-01-06 11:48:38,540 INFO L189 CegarLoopUtils]: For program point L605(line 605) no Hoare annotation was computed. [2021-01-06 11:48:38,541 INFO L189 CegarLoopUtils]: For program point L539(line 539) no Hoare annotation was computed. [2021-01-06 11:48:38,541 INFO L189 CegarLoopUtils]: For program point L473(line 473) no Hoare annotation was computed. [2021-01-06 11:48:38,541 INFO L189 CegarLoopUtils]: For program point L341(lines 341 423) no Hoare annotation was computed. [2021-01-06 11:48:38,541 INFO L189 CegarLoopUtils]: For program point L408(lines 408 423) no Hoare annotation was computed. [2021-01-06 11:48:38,541 INFO L189 CegarLoopUtils]: For program point L342(lines 342 345) no Hoare annotation was computed. [2021-01-06 11:48:38,541 INFO L189 CegarLoopUtils]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2021-01-06 11:48:38,541 INFO L189 CegarLoopUtils]: For program point L144(lines 144 423) no Hoare annotation was computed. [2021-01-06 11:48:38,542 INFO L185 CegarLoopUtils]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse1 (<= ~a28~0 10)) (.cse2 (= ~a19~0 1)) (.cse0 (<= ~a17~0 8))) (or (and (<= ~a19~0 0) .cse0 .cse1) (and (<= 9 ~a28~0) .cse2 .cse0 .cse1) (and (<= ~a11~0 0) .cse2 (<= ~a28~0 7) .cse0) (and .cse2 (= ~a25~0 1) .cse0))) [2021-01-06 11:48:38,542 INFO L189 CegarLoopUtils]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,542 INFO L189 CegarLoopUtils]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,542 INFO L189 CegarLoopUtils]: For program point L79(lines 79 423) no Hoare annotation was computed. [2021-01-06 11:48:38,542 INFO L189 CegarLoopUtils]: For program point L542(line 542) no Hoare annotation was computed. [2021-01-06 11:48:38,542 INFO L189 CegarLoopUtils]: For program point L476(line 476) no Hoare annotation was computed. [2021-01-06 11:48:38,542 INFO L189 CegarLoopUtils]: For program point L212(lines 212 423) no Hoare annotation was computed. [2021-01-06 11:48:38,542 INFO L189 CegarLoopUtils]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-01-06 11:48:38,543 INFO L189 CegarLoopUtils]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2021-01-06 11:48:38,543 INFO L192 CegarLoopUtils]: At program point L610(lines 610 627) the Hoare annotation is: true [2021-01-06 11:48:38,543 INFO L189 CegarLoopUtils]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,543 INFO L189 CegarLoopUtils]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,543 INFO L189 CegarLoopUtils]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-01-06 11:48:38,543 INFO L189 CegarLoopUtils]: For program point L545(line 545) no Hoare annotation was computed. [2021-01-06 11:48:38,543 INFO L189 CegarLoopUtils]: For program point L479(line 479) no Hoare annotation was computed. [2021-01-06 11:48:38,543 INFO L189 CegarLoopUtils]: For program point L347(lines 347 423) no Hoare annotation was computed. [2021-01-06 11:48:38,543 INFO L189 CegarLoopUtils]: For program point L149(lines 149 423) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L414(lines 414 423) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L348(lines 348 357) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L84(lines 84 423) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L85(lines 85 90) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2021-01-06 11:48:38,544 INFO L189 CegarLoopUtils]: For program point L548(line 548) no Hoare annotation was computed. [2021-01-06 11:48:38,545 INFO L189 CegarLoopUtils]: For program point L482(line 482) no Hoare annotation was computed. [2021-01-06 11:48:38,545 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 11:48:38,545 INFO L189 CegarLoopUtils]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-01-06 11:48:38,545 INFO L189 CegarLoopUtils]: For program point L153(lines 153 423) no Hoare annotation was computed. [2021-01-06 11:48:38,545 INFO L185 CegarLoopUtils]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse1 (<= ~a28~0 10)) (.cse2 (= ~a19~0 1)) (.cse0 (<= ~a17~0 8))) (or (and (<= ~a19~0 0) .cse0 .cse1) (and (<= 9 ~a28~0) .cse2 .cse0 .cse1) (and (<= ~a11~0 0) .cse2 (<= ~a28~0 7) .cse0) (and .cse2 (= ~a25~0 1) .cse0))) [2021-01-06 11:48:38,545 INFO L189 CegarLoopUtils]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,545 INFO L189 CegarLoopUtils]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,545 INFO L189 CegarLoopUtils]: For program point L286(lines 286 423) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L485(line 485) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L419(lines 419 423) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L222(lines 222 423) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L554(line 554) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L488(line 488) no Hoare annotation was computed. [2021-01-06 11:48:38,546 INFO L189 CegarLoopUtils]: For program point L290(lines 290 423) no Hoare annotation was computed. [2021-01-06 11:48:38,547 INFO L189 CegarLoopUtils]: For program point L158(lines 158 423) no Hoare annotation was computed. [2021-01-06 11:48:38,547 INFO L189 CegarLoopUtils]: For program point L92(lines 92 423) no Hoare annotation was computed. [2021-01-06 11:48:38,547 INFO L189 CegarLoopUtils]: For program point L621(line 621) no Hoare annotation was computed. [2021-01-06 11:48:38,547 INFO L189 CegarLoopUtils]: For program point L225(lines 225 423) no Hoare annotation was computed. [2021-01-06 11:48:38,547 INFO L189 CegarLoopUtils]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-01-06 11:48:38,547 INFO L189 CegarLoopUtils]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2021-01-06 11:48:38,547 INFO L189 CegarLoopUtils]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,547 INFO L189 CegarLoopUtils]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L424(lines 424 426) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L557(line 557) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L491(line 491) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L425(line 425) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L359(lines 359 423) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L293(lines 293 423) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L228(lines 228 423) no Hoare annotation was computed. [2021-01-06 11:48:38,548 INFO L189 CegarLoopUtils]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L494(line 494) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L428(line 428) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L296(lines 296 423) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L164(lines 164 423) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,549 INFO L189 CegarLoopUtils]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,550 INFO L189 CegarLoopUtils]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:38,550 INFO L189 CegarLoopUtils]: For program point L364(lines 364 423) no Hoare annotation was computed. [2021-01-06 11:48:38,550 INFO L189 CegarLoopUtils]: For program point L563(line 563) no Hoare annotation was computed. [2021-01-06 11:48:38,550 INFO L189 CegarLoopUtils]: For program point L497(line 497) no Hoare annotation was computed. [2021-01-06 11:48:38,550 INFO L189 CegarLoopUtils]: For program point L431(line 431) no Hoare annotation was computed. [2021-01-06 11:48:38,550 INFO L189 CegarLoopUtils]: For program point L233(lines 233 423) no Hoare annotation was computed. [2021-01-06 11:48:38,550 INFO L189 CegarLoopUtils]: For program point L101(lines 101 423) no Hoare annotation was computed. [2021-01-06 11:48:38,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:48:38 BoogieIcfgContainer [2021-01-06 11:48:38,572 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 11:48:38,573 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 11:48:38,573 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 11:48:38,573 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 11:48:38,574 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:28" (3/4) ... [2021-01-06 11:48:38,577 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 11:48:38,600 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-01-06 11:48:38,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 11:48:38,602 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:48:38,604 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:48:38,753 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem02_label48.c-witness.graphml [2021-01-06 11:48:38,753 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 11:48:38,758 INFO L168 Benchmark]: Toolchain (without parser) took 12559.77 ms. Allocated memory was 151.0 MB in the beginning and 270.5 MB in the end (delta: 119.5 MB). Free memory was 124.6 MB in the beginning and 129.9 MB in the end (delta: -5.3 MB). Peak memory consumption was 114.5 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:38,759 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 123.1 MB in the beginning and 123.0 MB in the end (delta: 119.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 11:48:38,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.92 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 131.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 30.1 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:38,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.96 ms. Allocated memory is still 151.0 MB. Free memory was 131.0 MB in the beginning and 125.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:38,761 INFO L168 Benchmark]: Boogie Preprocessor took 114.86 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 121.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:38,761 INFO L168 Benchmark]: RCFGBuilder took 1472.01 ms. Allocated memory is still 151.0 MB. Free memory was 121.0 MB in the beginning and 98.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 80.7 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:38,762 INFO L168 Benchmark]: TraceAbstraction took 9914.94 ms. Allocated memory was 151.0 MB in the beginning and 270.5 MB in the end (delta: 119.5 MB). Free memory was 97.6 MB in the beginning and 144.6 MB in the end (delta: -47.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:38,762 INFO L168 Benchmark]: Witness Printer took 180.31 ms. Allocated memory is still 270.5 MB. Free memory was 144.6 MB in the beginning and 129.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:38,766 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 123.1 MB in the beginning and 123.0 MB in the end (delta: 119.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 703.92 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 131.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 30.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 160.96 ms. Allocated memory is still 151.0 MB. Free memory was 131.0 MB in the beginning and 125.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 114.86 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 121.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1472.01 ms. Allocated memory is still 151.0 MB. Free memory was 121.0 MB in the beginning and 98.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 80.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9914.94 ms. Allocated memory was 151.0 MB in the beginning and 270.5 MB in the end (delta: 119.5 MB). Free memory was 97.6 MB in the beginning and 144.6 MB in the end (delta: -47.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 8.0 GB. * Witness Printer took 180.31 ms. Allocated memory is still 270.5 MB. Free memory was 144.6 MB in the beginning and 129.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 593]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((a19 <= 0 && a17 <= 8) && a28 <= 10) || (((9 <= a28 && a19 == 1) && a17 <= 8) && a28 <= 10)) || (((a11 <= 0 && a19 == 1) && a28 <= 7) && a17 <= 8)) || ((a19 == 1 && a25 == 1) && a17 <= 8) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((a19 <= 0 && a17 <= 8) && a28 <= 10) || (((9 <= a28 && a19 == 1) && a17 <= 8) && a28 <= 10)) || (((a11 <= 0 && a19 == 1) && a28 <= 7) && a17 <= 8)) || ((a19 == 1 && a25 == 1) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.6s, OverallIterations: 8, TraceHistogramMax: 5, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 964 SDtfs, 986 SDslu, 109 SDs, 0 SdLazy, 2770 SolverSat, 565 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 660 GetRequests, 643 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2149occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 47 NumberOfFragments, 95 HoareAnnotationTreeSize, 3 FomulaSimplifications, 518 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 38 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1903 NumberOfCodeBlocks, 1903 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1891 ConstructedInterpolants, 0 QuantifiedInterpolants, 599144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1264 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 381/403 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...