/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/Problem01_label48.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 11:46:57,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 11:46:57,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 11:46:57,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 11:46:57,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 11:46:57,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 11:46:57,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 11:46:57,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 11:46:57,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 11:46:57,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 11:46:57,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 11:46:57,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 11:46:57,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 11:46:57,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 11:46:57,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 11:46:57,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 11:46:57,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 11:46:57,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 11:46:57,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 11:46:57,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 11:46:57,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 11:46:57,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 11:46:57,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 11:46:57,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 11:46:57,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 11:46:57,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 11:46:57,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 11:46:57,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 11:46:57,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 11:46:57,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 11:46:57,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 11:46:57,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 11:46:57,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 11:46:57,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 11:46:57,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 11:46:57,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 11:46:57,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 11:46:57,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 11:46:57,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 11:46:57,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 11:46:57,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 11:46:57,656 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 11:46:57,709 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 11:46:57,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 11:46:57,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 11:46:57,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 11:46:57,712 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 11:46:57,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 11:46:57,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 11:46:57,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 11:46:57,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 11:46:57,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 11:46:57,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 11:46:57,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 11:46:57,714 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 11:46:57,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 11:46:57,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 11:46:57,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 11:46:57,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 11:46:57,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 11:46:57,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 11:46:57,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 11:46:57,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 11:46:57,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 11:46:57,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 11:46:57,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 11:46:57,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 11:46:57,718 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 11:46:58,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 11:46:58,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 11:46:58,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 11:46:58,168 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 11:46:58,168 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 11:46:58,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2021-01-06 11:46:58,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/716aefda8/07b5e76a90e84545a34b9e95119ec48b/FLAGe377508b1 [2021-01-06 11:46:59,038 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 11:46:59,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2021-01-06 11:46:59,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/716aefda8/07b5e76a90e84545a34b9e95119ec48b/FLAGe377508b1 [2021-01-06 11:46:59,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/716aefda8/07b5e76a90e84545a34b9e95119ec48b [2021-01-06 11:46:59,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 11:46:59,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 11:46:59,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 11:46:59,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 11:46:59,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 11:46:59,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:46:59" (1/1) ... [2021-01-06 11:46:59,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a34474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:59, skipping insertion in model container [2021-01-06 11:46:59,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:46:59" (1/1) ... [2021-01-06 11:46:59,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 11:46:59,377 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,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[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,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[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,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[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,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[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,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[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] [2021-01-06 11:46:59,856 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/Problem01_label48.c[20593,20606] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:46:59,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:46:59,890 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,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[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,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[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,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[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,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[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,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[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a20~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a8~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a16~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a7~0,GLOBAL] [2021-01-06 11:47:00,062 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/Problem01_label48.c[20593,20606] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:47:00,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:47:00,109 INFO L208 MainTranslator]: Completed translation [2021-01-06 11:47:00,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00 WrapperNode [2021-01-06 11:47:00,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 11:47:00,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 11:47:00,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 11:47:00,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 11:47:00,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 11:47:00,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 11:47:00,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 11:47:00,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 11:47:00,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (1/1) ... [2021-01-06 11:47:00,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 11:47:00,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 11:47:00,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 11:47:00,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 11:47:00,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (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 11:47:00,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 11:47:00,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 11:47:00,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 11:47:00,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 11:47:01,522 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 11:47:01,522 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 11:47:01,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:47:01 BoogieIcfgContainer [2021-01-06 11:47:01,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 11:47:01,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 11:47:01,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 11:47:01,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 11:47:01,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:46:59" (1/3) ... [2021-01-06 11:47:01,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3220faa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:47:01, skipping insertion in model container [2021-01-06 11:47:01,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:47:00" (2/3) ... [2021-01-06 11:47:01,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3220faa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:47:01, skipping insertion in model container [2021-01-06 11:47:01,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:47:01" (3/3) ... [2021-01-06 11:47:01,533 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label48.c [2021-01-06 11:47:01,540 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 11:47:01,546 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 11:47:01,565 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 11:47:01,596 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 11:47:01,596 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 11:47:01,596 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 11:47:01,596 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 11:47:01,597 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 11:47:01,597 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 11:47:01,597 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 11:47:01,597 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 11:47:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2021-01-06 11:47:01,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-01-06 11:47:01,630 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:47:01,631 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] [2021-01-06 11:47:01,631 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:47:01,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:47:01,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1763883850, now seen corresponding path program 1 times [2021-01-06 11:47:01,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:47:01,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421040981] [2021-01-06 11:47:01,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:47:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:02,222 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 11:47:02,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421040981] [2021-01-06 11:47:02,224 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:47:02,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:47:02,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660653282] [2021-01-06 11:47:02,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:47:02,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:47:02,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:47:02,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:47:02,255 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 3 states. [2021-01-06 11:47:03,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:03,037 INFO L93 Difference]: Finished difference Result 528 states and 915 transitions. [2021-01-06 11:47:03,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:47:03,039 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2021-01-06 11:47:03,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:03,054 INFO L225 Difference]: With dead ends: 528 [2021-01-06 11:47:03,055 INFO L226 Difference]: Without dead ends: 266 [2021-01-06 11:47:03,059 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 11:47:03,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-01-06 11:47:03,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2021-01-06 11:47:03,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2021-01-06 11:47:03,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 380 transitions. [2021-01-06 11:47:03,122 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 380 transitions. Word has length 121 [2021-01-06 11:47:03,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:03,123 INFO L481 AbstractCegarLoop]: Abstraction has 266 states and 380 transitions. [2021-01-06 11:47:03,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:47:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 380 transitions. [2021-01-06 11:47:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-01-06 11:47:03,126 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:47:03,127 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-01-06 11:47:03,128 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 11:47:03,128 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:47:03,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:47:03,129 INFO L82 PathProgramCache]: Analyzing trace with hash 982355587, now seen corresponding path program 1 times [2021-01-06 11:47:03,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:47:03,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746334133] [2021-01-06 11:47:03,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:47:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:03,250 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:47:03,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746334133] [2021-01-06 11:47:03,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:47:03,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:47:03,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336624524] [2021-01-06 11:47:03,254 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:47:03,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:47:03,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:47:03,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:47:03,256 INFO L87 Difference]: Start difference. First operand 266 states and 380 transitions. Second operand 3 states. [2021-01-06 11:47:03,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:03,800 INFO L93 Difference]: Finished difference Result 792 states and 1135 transitions. [2021-01-06 11:47:03,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:47:03,801 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2021-01-06 11:47:03,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:03,806 INFO L225 Difference]: With dead ends: 792 [2021-01-06 11:47:03,806 INFO L226 Difference]: Without dead ends: 528 [2021-01-06 11:47:03,808 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 11:47:03,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2021-01-06 11:47:03,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 528. [2021-01-06 11:47:03,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2021-01-06 11:47:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 709 transitions. [2021-01-06 11:47:03,836 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 709 transitions. Word has length 127 [2021-01-06 11:47:03,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:03,837 INFO L481 AbstractCegarLoop]: Abstraction has 528 states and 709 transitions. [2021-01-06 11:47:03,837 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:47:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 709 transitions. [2021-01-06 11:47:03,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-01-06 11:47:03,841 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:47:03,842 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-01-06 11:47:03,842 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 11:47:03,842 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:47:03,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:47:03,843 INFO L82 PathProgramCache]: Analyzing trace with hash -569986173, now seen corresponding path program 1 times [2021-01-06 11:47:03,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:47:03,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888554314] [2021-01-06 11:47:03,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:47:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:04,145 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:47:04,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888554314] [2021-01-06 11:47:04,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:47:04,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:47:04,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483953861] [2021-01-06 11:47:04,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 11:47:04,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:47:04,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 11:47:04,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:47:04,148 INFO L87 Difference]: Start difference. First operand 528 states and 709 transitions. Second operand 4 states. [2021-01-06 11:47:04,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:04,957 INFO L93 Difference]: Finished difference Result 1411 states and 1882 transitions. [2021-01-06 11:47:04,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 11:47:04,958 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 128 [2021-01-06 11:47:04,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:04,963 INFO L225 Difference]: With dead ends: 1411 [2021-01-06 11:47:04,963 INFO L226 Difference]: Without dead ends: 790 [2021-01-06 11:47:04,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:47:04,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2021-01-06 11:47:05,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 790. [2021-01-06 11:47:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2021-01-06 11:47:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 918 transitions. [2021-01-06 11:47:05,022 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 918 transitions. Word has length 128 [2021-01-06 11:47:05,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:05,023 INFO L481 AbstractCegarLoop]: Abstraction has 790 states and 918 transitions. [2021-01-06 11:47:05,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 11:47:05,023 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 918 transitions. [2021-01-06 11:47:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-01-06 11:47:05,027 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:47:05,027 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-01-06 11:47:05,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 11:47:05,028 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:47:05,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:47:05,029 INFO L82 PathProgramCache]: Analyzing trace with hash -866278320, now seen corresponding path program 1 times [2021-01-06 11:47:05,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:47:05,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771355392] [2021-01-06 11:47:05,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:47:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:47:05,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771355392] [2021-01-06 11:47:05,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1862950168] [2021-01-06 11:47:05,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:47:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:05,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:47:05,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:47:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-06 11:47:05,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:47:05,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:47:05,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4202635] [2021-01-06 11:47:05,502 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:47:05,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:47:05,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:47:05,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:47:05,506 INFO L87 Difference]: Start difference. First operand 790 states and 918 transitions. Second operand 3 states. [2021-01-06 11:47:06,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:06,019 INFO L93 Difference]: Finished difference Result 2102 states and 2481 transitions. [2021-01-06 11:47:06,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:47:06,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2021-01-06 11:47:06,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:06,027 INFO L225 Difference]: With dead ends: 2102 [2021-01-06 11:47:06,028 INFO L226 Difference]: Without dead ends: 1314 [2021-01-06 11:47:06,029 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 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 11:47:06,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2021-01-06 11:47:06,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1314. [2021-01-06 11:47:06,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1314 states. [2021-01-06 11:47:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1506 transitions. [2021-01-06 11:47:06,063 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1506 transitions. Word has length 133 [2021-01-06 11:47:06,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:06,063 INFO L481 AbstractCegarLoop]: Abstraction has 1314 states and 1506 transitions. [2021-01-06 11:47:06,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:47:06,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1506 transitions. [2021-01-06 11:47:06,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-01-06 11:47:06,067 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:47:06,067 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-01-06 11:47:06,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:47:06,282 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:47:06,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:47:06,282 INFO L82 PathProgramCache]: Analyzing trace with hash -927783675, now seen corresponding path program 1 times [2021-01-06 11:47:06,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:47:06,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798828624] [2021-01-06 11:47:06,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:47:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:06,411 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:47:06,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798828624] [2021-01-06 11:47:06,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:47:06,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:47:06,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554030276] [2021-01-06 11:47:06,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 11:47:06,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:47:06,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 11:47:06,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:47:06,415 INFO L87 Difference]: Start difference. First operand 1314 states and 1506 transitions. Second operand 4 states. [2021-01-06 11:47:07,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:07,235 INFO L93 Difference]: Finished difference Result 3150 states and 3649 transitions. [2021-01-06 11:47:07,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 11:47:07,236 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 136 [2021-01-06 11:47:07,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:07,247 INFO L225 Difference]: With dead ends: 3150 [2021-01-06 11:47:07,247 INFO L226 Difference]: Without dead ends: 1969 [2021-01-06 11:47:07,250 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:47:07,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1969 states. [2021-01-06 11:47:07,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1969 to 1838. [2021-01-06 11:47:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1838 states. [2021-01-06 11:47:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1838 states and 2096 transitions. [2021-01-06 11:47:07,331 INFO L78 Accepts]: Start accepts. Automaton has 1838 states and 2096 transitions. Word has length 136 [2021-01-06 11:47:07,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:07,331 INFO L481 AbstractCegarLoop]: Abstraction has 1838 states and 2096 transitions. [2021-01-06 11:47:07,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 11:47:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2096 transitions. [2021-01-06 11:47:07,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-01-06 11:47:07,336 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:47:07,337 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-01-06 11:47:07,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 11:47:07,337 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:47:07,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:47:07,338 INFO L82 PathProgramCache]: Analyzing trace with hash -2001772573, now seen corresponding path program 1 times [2021-01-06 11:47:07,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:47:07,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248533634] [2021-01-06 11:47:07,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:47:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:07,431 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-01-06 11:47:07,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248533634] [2021-01-06 11:47:07,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:47:07,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:47:07,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225920756] [2021-01-06 11:47:07,433 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:47:07,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:47:07,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:47:07,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:47:07,435 INFO L87 Difference]: Start difference. First operand 1838 states and 2096 transitions. Second operand 3 states. [2021-01-06 11:47:07,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:07,911 INFO L93 Difference]: Finished difference Result 4067 states and 4663 transitions. [2021-01-06 11:47:07,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:47:07,911 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2021-01-06 11:47:07,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:07,922 INFO L225 Difference]: With dead ends: 4067 [2021-01-06 11:47:07,923 INFO L226 Difference]: Without dead ends: 2362 [2021-01-06 11:47:07,925 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 11:47:07,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2362 states. [2021-01-06 11:47:07,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2362 to 2100. [2021-01-06 11:47:07,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2100 states. [2021-01-06 11:47:07,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 2100 states and 2394 transitions. [2021-01-06 11:47:07,972 INFO L78 Accepts]: Start accepts. Automaton has 2100 states and 2394 transitions. Word has length 145 [2021-01-06 11:47:07,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:07,973 INFO L481 AbstractCegarLoop]: Abstraction has 2100 states and 2394 transitions. [2021-01-06 11:47:07,973 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:47:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2394 transitions. [2021-01-06 11:47:07,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-01-06 11:47:07,978 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:47:07,978 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:47:07,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 11:47:07,978 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:47:07,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:47:07,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1332873836, now seen corresponding path program 1 times [2021-01-06 11:47:07,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:47:07,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484589385] [2021-01-06 11:47:07,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:47:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-01-06 11:47:08,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484589385] [2021-01-06 11:47:08,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481084546] [2021-01-06 11:47:08,082 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 11:47:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:08,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:47:08,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:47:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-01-06 11:47:08,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:47:08,375 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:47:08,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024842173] [2021-01-06 11:47:08,376 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:47:08,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:47:08,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:47:08,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:47:08,377 INFO L87 Difference]: Start difference. First operand 2100 states and 2394 transitions. Second operand 3 states. [2021-01-06 11:47:08,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:08,852 INFO L93 Difference]: Finished difference Result 4460 states and 5122 transitions. [2021-01-06 11:47:08,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:47:08,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2021-01-06 11:47:08,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:08,863 INFO L225 Difference]: With dead ends: 4460 [2021-01-06 11:47:08,863 INFO L226 Difference]: Without dead ends: 2362 [2021-01-06 11:47:08,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 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 11:47:08,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2362 states. [2021-01-06 11:47:08,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2362 to 1969. [2021-01-06 11:47:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1969 states. [2021-01-06 11:47:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1969 states and 2244 transitions. [2021-01-06 11:47:08,935 INFO L78 Accepts]: Start accepts. Automaton has 1969 states and 2244 transitions. Word has length 151 [2021-01-06 11:47:08,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:08,936 INFO L481 AbstractCegarLoop]: Abstraction has 1969 states and 2244 transitions. [2021-01-06 11:47:08,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:47:08,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2244 transitions. [2021-01-06 11:47:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-01-06 11:47:08,942 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:47:08,942 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 11:47:09,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:47:09,156 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:47:09,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:47:09,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1864371352, now seen corresponding path program 1 times [2021-01-06 11:47:09,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:47:09,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523143130] [2021-01-06 11:47:09,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:47:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 36 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-01-06 11:47:09,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523143130] [2021-01-06 11:47:09,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232488442] [2021-01-06 11:47:09,266 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 11:47:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:47:09,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:47:09,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:47:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-01-06 11:47:09,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:47:09,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:47:09,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034706509] [2021-01-06 11:47:09,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:47:09,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:47:09,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:47:09,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:47:09,557 INFO L87 Difference]: Start difference. First operand 1969 states and 2244 transitions. Second operand 3 states. [2021-01-06 11:47:10,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:10,066 INFO L93 Difference]: Finished difference Result 4065 states and 4650 transitions. [2021-01-06 11:47:10,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:47:10,066 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 170 [2021-01-06 11:47:10,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:10,067 INFO L225 Difference]: With dead ends: 4065 [2021-01-06 11:47:10,067 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 11:47:10,074 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 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 11:47:10,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 11:47:10,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 11:47:10,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 11:47:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 11:47:10,076 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 170 [2021-01-06 11:47:10,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:10,076 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 11:47:10,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:47:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 11:47:10,078 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 11:47:10,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:47:10,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 11:47:10,448 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2021-01-06 11:47:10,562 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2021-01-06 11:47:10,566 INFO L189 CegarLoopUtils]: For program point L564(line 564) no Hoare annotation was computed. [2021-01-06 11:47:10,566 INFO L189 CegarLoopUtils]: For program point L531(line 531) no Hoare annotation was computed. [2021-01-06 11:47:10,566 INFO L189 CegarLoopUtils]: For program point L498(line 498) no Hoare annotation was computed. [2021-01-06 11:47:10,566 INFO L189 CegarLoopUtils]: For program point L465(line 465) no Hoare annotation was computed. [2021-01-06 11:47:10,567 INFO L189 CegarLoopUtils]: For program point L432(line 432) no Hoare annotation was computed. [2021-01-06 11:47:10,567 INFO L189 CegarLoopUtils]: For program point L102(lines 102 400) no Hoare annotation was computed. [2021-01-06 11:47:10,567 INFO L189 CegarLoopUtils]: For program point L598(line 598) no Hoare annotation was computed. [2021-01-06 11:47:10,567 INFO L189 CegarLoopUtils]: For program point L334(lines 334 400) no Hoare annotation was computed. [2021-01-06 11:47:10,567 INFO L189 CegarLoopUtils]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,567 INFO L189 CegarLoopUtils]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,567 INFO L189 CegarLoopUtils]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,568 INFO L189 CegarLoopUtils]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,568 INFO L189 CegarLoopUtils]: For program point L401(lines 401 403) no Hoare annotation was computed. [2021-01-06 11:47:10,568 INFO L189 CegarLoopUtils]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,568 INFO L189 CegarLoopUtils]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,568 INFO L189 CegarLoopUtils]: For program point L302(lines 302 400) no Hoare annotation was computed. [2021-01-06 11:47:10,568 INFO L189 CegarLoopUtils]: For program point L170(lines 170 400) no Hoare annotation was computed. [2021-01-06 11:47:10,568 INFO L189 CegarLoopUtils]: For program point L567(line 567) no Hoare annotation was computed. [2021-01-06 11:47:10,568 INFO L189 CegarLoopUtils]: For program point L534(line 534) no Hoare annotation was computed. [2021-01-06 11:47:10,569 INFO L189 CegarLoopUtils]: For program point L501(line 501) no Hoare annotation was computed. [2021-01-06 11:47:10,569 INFO L189 CegarLoopUtils]: For program point L468(line 468) no Hoare annotation was computed. [2021-01-06 11:47:10,569 INFO L189 CegarLoopUtils]: For program point L435(line 435) no Hoare annotation was computed. [2021-01-06 11:47:10,569 INFO L189 CegarLoopUtils]: For program point L402(line 402) no Hoare annotation was computed. [2021-01-06 11:47:10,569 INFO L189 CegarLoopUtils]: For program point L204(lines 204 400) no Hoare annotation was computed. [2021-01-06 11:47:10,569 INFO L189 CegarLoopUtils]: For program point L72(lines 72 400) no Hoare annotation was computed. [2021-01-06 11:47:10,569 INFO L189 CegarLoopUtils]: For program point L271(lines 271 400) no Hoare annotation was computed. [2021-01-06 11:47:10,569 INFO L189 CegarLoopUtils]: For program point L139(lines 139 400) no Hoare annotation was computed. [2021-01-06 11:47:10,570 INFO L189 CegarLoopUtils]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,570 INFO L189 CegarLoopUtils]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,570 INFO L189 CegarLoopUtils]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,570 INFO L189 CegarLoopUtils]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,570 INFO L189 CegarLoopUtils]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,570 INFO L189 CegarLoopUtils]: For program point L371(lines 371 400) no Hoare annotation was computed. [2021-01-06 11:47:10,570 INFO L189 CegarLoopUtils]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,571 INFO L189 CegarLoopUtils]: For program point L107(lines 107 400) no Hoare annotation was computed. [2021-01-06 11:47:10,571 INFO L189 CegarLoopUtils]: For program point L41(lines 41 400) no Hoare annotation was computed. [2021-01-06 11:47:10,571 INFO L189 CegarLoopUtils]: For program point L570(line 570) no Hoare annotation was computed. [2021-01-06 11:47:10,571 INFO L189 CegarLoopUtils]: For program point L537(line 537) no Hoare annotation was computed. [2021-01-06 11:47:10,571 INFO L189 CegarLoopUtils]: For program point L504(line 504) no Hoare annotation was computed. [2021-01-06 11:47:10,571 INFO L189 CegarLoopUtils]: For program point L471(line 471) no Hoare annotation was computed. [2021-01-06 11:47:10,572 INFO L189 CegarLoopUtils]: For program point L438(line 438) no Hoare annotation was computed. [2021-01-06 11:47:10,572 INFO L189 CegarLoopUtils]: For program point L405(line 405) no Hoare annotation was computed. [2021-01-06 11:47:10,572 INFO L189 CegarLoopUtils]: For program point L339(lines 339 400) no Hoare annotation was computed. [2021-01-06 11:47:10,572 INFO L189 CegarLoopUtils]: For program point L207(lines 207 400) no Hoare annotation was computed. [2021-01-06 11:47:10,572 INFO L189 CegarLoopUtils]: For program point L75(lines 75 400) no Hoare annotation was computed. [2021-01-06 11:47:10,572 INFO L189 CegarLoopUtils]: For program point L373(lines 373 400) no Hoare annotation was computed. [2021-01-06 11:47:10,572 INFO L189 CegarLoopUtils]: For program point L241(lines 241 400) no Hoare annotation was computed. [2021-01-06 11:47:10,573 INFO L189 CegarLoopUtils]: For program point L175(lines 175 400) no Hoare annotation was computed. [2021-01-06 11:47:10,573 INFO L189 CegarLoopUtils]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,573 INFO L189 CegarLoopUtils]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,573 INFO L189 CegarLoopUtils]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,573 INFO L189 CegarLoopUtils]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,573 INFO L189 CegarLoopUtils]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,573 INFO L189 CegarLoopUtils]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,573 INFO L189 CegarLoopUtils]: For program point L275(lines 275 400) no Hoare annotation was computed. [2021-01-06 11:47:10,574 INFO L189 CegarLoopUtils]: For program point L573(line 573) no Hoare annotation was computed. [2021-01-06 11:47:10,574 INFO L189 CegarLoopUtils]: For program point L540(line 540) no Hoare annotation was computed. [2021-01-06 11:47:10,574 INFO L189 CegarLoopUtils]: For program point L507(line 507) no Hoare annotation was computed. [2021-01-06 11:47:10,574 INFO L189 CegarLoopUtils]: For program point L474(line 474) no Hoare annotation was computed. [2021-01-06 11:47:10,574 INFO L189 CegarLoopUtils]: For program point L441(line 441) no Hoare annotation was computed. [2021-01-06 11:47:10,574 INFO L189 CegarLoopUtils]: For program point L408(line 408) no Hoare annotation was computed. [2021-01-06 11:47:10,574 INFO L189 CegarLoopUtils]: For program point L375(lines 375 400) no Hoare annotation was computed. [2021-01-06 11:47:10,575 INFO L189 CegarLoopUtils]: For program point L309(lines 309 400) no Hoare annotation was computed. [2021-01-06 11:47:10,575 INFO L189 CegarLoopUtils]: For program point L45(lines 45 400) no Hoare annotation was computed. [2021-01-06 11:47:10,575 INFO L189 CegarLoopUtils]: For program point L343(lines 343 400) no Hoare annotation was computed. [2021-01-06 11:47:10,575 INFO L189 CegarLoopUtils]: For program point L112(lines 112 400) no Hoare annotation was computed. [2021-01-06 11:47:10,575 INFO L189 CegarLoopUtils]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,575 INFO L189 CegarLoopUtils]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,575 INFO L189 CegarLoopUtils]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,575 INFO L189 CegarLoopUtils]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,576 INFO L189 CegarLoopUtils]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,576 INFO L189 CegarLoopUtils]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,576 INFO L189 CegarLoopUtils]: For program point L278(lines 278 400) no Hoare annotation was computed. [2021-01-06 11:47:10,576 INFO L189 CegarLoopUtils]: For program point L146(lines 146 400) no Hoare annotation was computed. [2021-01-06 11:47:10,576 INFO L189 CegarLoopUtils]: For program point L576(line 576) no Hoare annotation was computed. [2021-01-06 11:47:10,576 INFO L189 CegarLoopUtils]: For program point L543(line 543) no Hoare annotation was computed. [2021-01-06 11:47:10,576 INFO L189 CegarLoopUtils]: For program point L510(line 510) no Hoare annotation was computed. [2021-01-06 11:47:10,576 INFO L189 CegarLoopUtils]: For program point L477(line 477) no Hoare annotation was computed. [2021-01-06 11:47:10,577 INFO L189 CegarLoopUtils]: For program point L444(line 444) no Hoare annotation was computed. [2021-01-06 11:47:10,577 INFO L189 CegarLoopUtils]: For program point L411(line 411) no Hoare annotation was computed. [2021-01-06 11:47:10,577 INFO L189 CegarLoopUtils]: For program point L213(lines 213 400) no Hoare annotation was computed. [2021-01-06 11:47:10,577 INFO L189 CegarLoopUtils]: For program point L82(lines 82 400) no Hoare annotation was computed. [2021-01-06 11:47:10,577 INFO L189 CegarLoopUtils]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,577 INFO L189 CegarLoopUtils]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,577 INFO L189 CegarLoopUtils]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,577 INFO L189 CegarLoopUtils]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,578 INFO L189 CegarLoopUtils]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,578 INFO L189 CegarLoopUtils]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,578 INFO L189 CegarLoopUtils]: For program point L347(lines 347 400) no Hoare annotation was computed. [2021-01-06 11:47:10,578 INFO L189 CegarLoopUtils]: For program point L248(lines 248 400) no Hoare annotation was computed. [2021-01-06 11:47:10,578 INFO L189 CegarLoopUtils]: For program point L579(line 579) no Hoare annotation was computed. [2021-01-06 11:47:10,578 INFO L189 CegarLoopUtils]: For program point L546(line 546) no Hoare annotation was computed. [2021-01-06 11:47:10,578 INFO L189 CegarLoopUtils]: For program point L513(line 513) no Hoare annotation was computed. [2021-01-06 11:47:10,579 INFO L189 CegarLoopUtils]: For program point L480(line 480) no Hoare annotation was computed. [2021-01-06 11:47:10,579 INFO L189 CegarLoopUtils]: For program point L447(line 447) no Hoare annotation was computed. [2021-01-06 11:47:10,579 INFO L189 CegarLoopUtils]: For program point L414(line 414) no Hoare annotation was computed. [2021-01-06 11:47:10,579 INFO L189 CegarLoopUtils]: For program point L183(lines 183 400) no Hoare annotation was computed. [2021-01-06 11:47:10,579 INFO L189 CegarLoopUtils]: For program point L150(lines 150 400) no Hoare annotation was computed. [2021-01-06 11:47:10,579 INFO L189 CegarLoopUtils]: For program point L382(lines 382 400) no Hoare annotation was computed. [2021-01-06 11:47:10,579 INFO L189 CegarLoopUtils]: For program point L316(lines 316 400) no Hoare annotation was computed. [2021-01-06 11:47:10,579 INFO L189 CegarLoopUtils]: For program point L283(lines 283 400) no Hoare annotation was computed. [2021-01-06 11:47:10,580 INFO L189 CegarLoopUtils]: For program point L118(lines 118 400) no Hoare annotation was computed. [2021-01-06 11:47:10,580 INFO L189 CegarLoopUtils]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2021-01-06 11:47:10,580 INFO L189 CegarLoopUtils]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,580 INFO L189 CegarLoopUtils]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,580 INFO L189 CegarLoopUtils]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,580 INFO L189 CegarLoopUtils]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,580 INFO L189 CegarLoopUtils]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,580 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 11:47:10,581 INFO L189 CegarLoopUtils]: For program point L218(lines 218 400) no Hoare annotation was computed. [2021-01-06 11:47:10,581 INFO L189 CegarLoopUtils]: For program point L53(lines 53 400) no Hoare annotation was computed. [2021-01-06 11:47:10,581 INFO L189 CegarLoopUtils]: For program point L582(line 582) no Hoare annotation was computed. [2021-01-06 11:47:10,581 INFO L189 CegarLoopUtils]: For program point L549(line 549) no Hoare annotation was computed. [2021-01-06 11:47:10,581 INFO L189 CegarLoopUtils]: For program point L516(line 516) no Hoare annotation was computed. [2021-01-06 11:47:10,581 INFO L189 CegarLoopUtils]: For program point L483(line 483) no Hoare annotation was computed. [2021-01-06 11:47:10,581 INFO L189 CegarLoopUtils]: For program point L450(line 450) no Hoare annotation was computed. [2021-01-06 11:47:10,581 INFO L189 CegarLoopUtils]: For program point L417(line 417) no Hoare annotation was computed. [2021-01-06 11:47:10,582 INFO L189 CegarLoopUtils]: For program point L154(lines 154 400) no Hoare annotation was computed. [2021-01-06 11:47:10,582 INFO L185 CegarLoopUtils]: At program point L584(lines 40 585) the Hoare annotation is: (let ((.cse0 (<= ~a16~0 4)) (.cse1 (= ~a20~0 1)) (.cse4 (<= ~a8~0 13)) (.cse3 (<= ~a17~0 0)) (.cse5 (<= 15 ~a8~0)) (.cse2 (= ~a17~0 1))) (or (and (= ~a21~0 1) .cse0 (= ~a12~0 8) .cse1 .cse2) (and .cse3 .cse1) (and .cse0 .cse4) (and (<= ~a16~0 5) .cse3) (and .cse1 .cse4) (and .cse3 .cse5) (and (not (= ~a7~0 1)) .cse5 .cse2))) [2021-01-06 11:47:10,582 INFO L189 CegarLoopUtils]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L188(lines 188 400) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L552(line 552) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L519(line 519) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L486(line 486) no Hoare annotation was computed. [2021-01-06 11:47:10,583 INFO L189 CegarLoopUtils]: For program point L453(line 453) no Hoare annotation was computed. [2021-01-06 11:47:10,584 INFO L189 CegarLoopUtils]: For program point L420(line 420) no Hoare annotation was computed. [2021-01-06 11:47:10,584 INFO L189 CegarLoopUtils]: For program point L387(lines 387 400) no Hoare annotation was computed. [2021-01-06 11:47:10,584 INFO L189 CegarLoopUtils]: For program point L288(lines 288 400) no Hoare annotation was computed. [2021-01-06 11:47:10,584 INFO L189 CegarLoopUtils]: For program point L255(lines 255 400) no Hoare annotation was computed. [2021-01-06 11:47:10,584 INFO L189 CegarLoopUtils]: For program point L90(lines 90 400) no Hoare annotation was computed. [2021-01-06 11:47:10,584 INFO L189 CegarLoopUtils]: For program point L355(lines 355 400) no Hoare annotation was computed. [2021-01-06 11:47:10,584 INFO L189 CegarLoopUtils]: For program point L322(lines 322 400) no Hoare annotation was computed. [2021-01-06 11:47:10,585 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 11:47:10,585 INFO L189 CegarLoopUtils]: For program point L124(lines 124 400) no Hoare annotation was computed. [2021-01-06 11:47:10,585 INFO L192 CegarLoopUtils]: At program point L587(lines 587 604) the Hoare annotation is: true [2021-01-06 11:47:10,585 INFO L189 CegarLoopUtils]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,585 INFO L189 CegarLoopUtils]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,585 INFO L189 CegarLoopUtils]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,585 INFO L189 CegarLoopUtils]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,585 INFO L189 CegarLoopUtils]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,585 INFO L189 CegarLoopUtils]: For program point L224(lines 224 400) no Hoare annotation was computed. [2021-01-06 11:47:10,586 INFO L189 CegarLoopUtils]: For program point L158(lines 158 400) no Hoare annotation was computed. [2021-01-06 11:47:10,586 INFO L189 CegarLoopUtils]: For program point L59(lines 59 400) no Hoare annotation was computed. [2021-01-06 11:47:10,586 INFO L189 CegarLoopUtils]: For program point L555(line 555) no Hoare annotation was computed. [2021-01-06 11:47:10,586 INFO L189 CegarLoopUtils]: For program point L522(line 522) no Hoare annotation was computed. [2021-01-06 11:47:10,586 INFO L189 CegarLoopUtils]: For program point L489(line 489) no Hoare annotation was computed. [2021-01-06 11:47:10,586 INFO L189 CegarLoopUtils]: For program point L456(line 456) no Hoare annotation was computed. [2021-01-06 11:47:10,586 INFO L189 CegarLoopUtils]: For program point L423(line 423) no Hoare annotation was computed. [2021-01-06 11:47:10,586 INFO L189 CegarLoopUtils]: For program point L94(lines 94 400) no Hoare annotation was computed. [2021-01-06 11:47:10,587 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 11:47:10,587 INFO L189 CegarLoopUtils]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,587 INFO L189 CegarLoopUtils]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,587 INFO L189 CegarLoopUtils]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,587 INFO L189 CegarLoopUtils]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,587 INFO L189 CegarLoopUtils]: For program point L392(lines 392 400) no Hoare annotation was computed. [2021-01-06 11:47:10,587 INFO L189 CegarLoopUtils]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,588 INFO L189 CegarLoopUtils]: For program point L326(lines 326 400) no Hoare annotation was computed. [2021-01-06 11:47:10,588 INFO L189 CegarLoopUtils]: For program point L260(lines 260 400) no Hoare annotation was computed. [2021-01-06 11:47:10,588 INFO L189 CegarLoopUtils]: For program point L558(line 558) no Hoare annotation was computed. [2021-01-06 11:47:10,588 INFO L189 CegarLoopUtils]: For program point L525(line 525) no Hoare annotation was computed. [2021-01-06 11:47:10,588 INFO L189 CegarLoopUtils]: For program point L492(line 492) no Hoare annotation was computed. [2021-01-06 11:47:10,588 INFO L189 CegarLoopUtils]: For program point L459(line 459) no Hoare annotation was computed. [2021-01-06 11:47:10,588 INFO L189 CegarLoopUtils]: For program point L426(line 426) no Hoare annotation was computed. [2021-01-06 11:47:10,588 INFO L189 CegarLoopUtils]: For program point L228(lines 228 400) no Hoare annotation was computed. [2021-01-06 11:47:10,589 INFO L189 CegarLoopUtils]: For program point L162(lines 162 400) no Hoare annotation was computed. [2021-01-06 11:47:10,589 INFO L189 CegarLoopUtils]: For program point L129(lines 129 400) no Hoare annotation was computed. [2021-01-06 11:47:10,589 INFO L189 CegarLoopUtils]: For program point L328(lines 328 400) no Hoare annotation was computed. [2021-01-06 11:47:10,589 INFO L189 CegarLoopUtils]: For program point L196(lines 196 400) no Hoare annotation was computed. [2021-01-06 11:47:10,589 INFO L189 CegarLoopUtils]: For program point L64(lines 64 400) no Hoare annotation was computed. [2021-01-06 11:47:10,589 INFO L189 CegarLoopUtils]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,590 INFO L185 CegarLoopUtils]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse0 (<= ~a16~0 4)) (.cse1 (= ~a20~0 1)) (.cse4 (<= ~a8~0 13)) (.cse3 (<= ~a17~0 0)) (.cse5 (<= 15 ~a8~0)) (.cse2 (= ~a17~0 1))) (or (and (= ~a21~0 1) .cse0 (= ~a12~0 8) .cse1 .cse2) (and .cse3 .cse1) (and .cse0 .cse4) (and (<= ~a16~0 5) .cse3) (and .cse1 .cse4) (and .cse3 .cse5) (and (not (= ~a7~0 1)) .cse5 .cse2))) [2021-01-06 11:47:10,590 INFO L189 CegarLoopUtils]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,590 INFO L189 CegarLoopUtils]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,590 INFO L189 CegarLoopUtils]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,590 INFO L189 CegarLoopUtils]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,590 INFO L189 CegarLoopUtils]: For program point L296(lines 296 400) no Hoare annotation was computed. [2021-01-06 11:47:10,590 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 11:47:10,591 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2021-01-06 11:47:10,591 INFO L189 CegarLoopUtils]: For program point L561(line 561) no Hoare annotation was computed. [2021-01-06 11:47:10,591 INFO L189 CegarLoopUtils]: For program point L528(line 528) no Hoare annotation was computed. [2021-01-06 11:47:10,591 INFO L189 CegarLoopUtils]: For program point L495(line 495) no Hoare annotation was computed. [2021-01-06 11:47:10,591 INFO L189 CegarLoopUtils]: For program point L462(line 462) no Hoare annotation was computed. [2021-01-06 11:47:10,591 INFO L189 CegarLoopUtils]: For program point L429(line 429) no Hoare annotation was computed. [2021-01-06 11:47:10,591 INFO L189 CegarLoopUtils]: For program point L363(lines 363 400) no Hoare annotation was computed. [2021-01-06 11:47:10,591 INFO L189 CegarLoopUtils]: For program point L199(lines 199 400) no Hoare annotation was computed. [2021-01-06 11:47:10,592 INFO L189 CegarLoopUtils]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,592 INFO L189 CegarLoopUtils]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,592 INFO L189 CegarLoopUtils]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,592 INFO L189 CegarLoopUtils]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,592 INFO L189 CegarLoopUtils]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:10,592 INFO L189 CegarLoopUtils]: For program point L365(lines 365 400) no Hoare annotation was computed. [2021-01-06 11:47:10,592 INFO L189 CegarLoopUtils]: For program point L266(lines 266 400) no Hoare annotation was computed. [2021-01-06 11:47:10,593 INFO L189 CegarLoopUtils]: For program point L233(lines 233 400) no Hoare annotation was computed. [2021-01-06 11:47:10,593 INFO L189 CegarLoopUtils]: For program point L134(lines 134 400) no Hoare annotation was computed. [2021-01-06 11:47:10,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:47:10 BoogieIcfgContainer [2021-01-06 11:47:10,618 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 11:47:10,618 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 11:47:10,618 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 11:47:10,619 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 11:47:10,619 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:47:01" (3/4) ... [2021-01-06 11:47:10,622 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 11:47:10,644 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-01-06 11:47:10,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 11:47:10,646 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:47:10,647 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:47:10,812 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem01_label48.c-witness.graphml [2021-01-06 11:47:10,812 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 11:47:10,814 INFO L168 Benchmark]: Toolchain (without parser) took 11524.63 ms. Allocated memory was 175.1 MB in the beginning and 357.6 MB in the end (delta: 182.5 MB). Free memory was 148.4 MB in the beginning and 244.3 MB in the end (delta: -95.9 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:10,814 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 175.1 MB. Free memory is still 147.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 11:47:10,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 819.88 ms. Allocated memory is still 175.1 MB. Free memory was 148.2 MB in the beginning and 152.4 MB in the end (delta: -4.2 MB). Peak memory consumption was 28.9 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:10,816 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.33 ms. Allocated memory is still 175.1 MB. Free memory was 152.4 MB in the beginning and 146.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:10,817 INFO L168 Benchmark]: Boogie Preprocessor took 61.26 ms. Allocated memory is still 175.1 MB. Free memory was 146.6 MB in the beginning and 141.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:10,817 INFO L168 Benchmark]: RCFGBuilder took 1229.25 ms. Allocated memory was 175.1 MB in the beginning and 230.7 MB in the end (delta: 55.6 MB). Free memory was 141.9 MB in the beginning and 187.1 MB in the end (delta: -45.2 MB). Peak memory consumption was 93.3 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:10,818 INFO L168 Benchmark]: TraceAbstraction took 9091.58 ms. Allocated memory was 230.7 MB in the beginning and 357.6 MB in the end (delta: 126.9 MB). Free memory was 187.1 MB in the beginning and 259.0 MB in the end (delta: -71.9 MB). Peak memory consumption was 55.0 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:10,818 INFO L168 Benchmark]: Witness Printer took 194.03 ms. Allocated memory is still 357.6 MB. Free memory was 259.0 MB in the beginning and 244.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:10,820 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 175.1 MB. Free memory is still 147.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 819.88 ms. Allocated memory is still 175.1 MB. Free memory was 148.2 MB in the beginning and 152.4 MB in the end (delta: -4.2 MB). Peak memory consumption was 28.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 120.33 ms. Allocated memory is still 175.1 MB. Free memory was 152.4 MB in the beginning and 146.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 61.26 ms. Allocated memory is still 175.1 MB. Free memory was 146.6 MB in the beginning and 141.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1229.25 ms. Allocated memory was 175.1 MB in the beginning and 230.7 MB in the end (delta: 55.6 MB). Free memory was 141.9 MB in the beginning and 187.1 MB in the end (delta: -45.2 MB). Peak memory consumption was 93.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9091.58 ms. Allocated memory was 230.7 MB in the beginning and 357.6 MB in the end (delta: 126.9 MB). Free memory was 187.1 MB in the beginning and 259.0 MB in the end (delta: -71.9 MB). Peak memory consumption was 55.0 MB. Max. memory is 8.0 GB. * Witness Printer took 194.03 ms. Allocated memory is still 357.6 MB. Free memory was 259.0 MB in the beginning and 244.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 549]: 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: 40]: Loop Invariant Derived loop invariant: (((((((((a21 == 1 && a16 <= 4) && a12 == 8) && a20 == 1) && a17 == 1) || (a17 <= 0 && a20 == 1)) || (a16 <= 4 && a8 <= 13)) || (a16 <= 5 && a17 <= 0)) || (a20 == 1 && a8 <= 13)) || (a17 <= 0 && 15 <= a8)) || ((!(a7 == 1) && 15 <= a8) && a17 == 1) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((((((a21 == 1 && a16 <= 4) && a12 == 8) && a20 == 1) && a17 == 1) || (a17 <= 0 && a20 == 1)) || (a16 <= 4 && a8 <= 13)) || (a16 <= 5 && a17 <= 0)) || (a20 == 1 && a8 <= 13)) || (a17 <= 0 && 15 <= a8)) || ((!(a7 == 1) && 15 <= a8) && a17 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.7s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 735 SDtfs, 899 SDslu, 51 SDs, 0 SdLazy, 2971 SolverSat, 487 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 473 GetRequests, 457 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2100occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 786 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 45 NumberOfFragments, 127 HoareAnnotationTreeSize, 3 FomulaSimplifications, 622 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 50 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1565 NumberOfCodeBlocks, 1565 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1554 ConstructedInterpolants, 0 QuantifiedInterpolants, 684453 SizeOfPredicates, 0 NumberOfNonLiveVariables, 943 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 315/324 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...