/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_label41.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 11:46:42,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 11:46:42,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 11:46:42,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 11:46:42,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 11:46:42,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 11:46:42,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 11:46:42,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 11:46:42,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 11:46:42,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 11:46:42,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 11:46:42,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 11:46:42,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 11:46:42,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 11:46:42,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 11:46:42,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 11:46:42,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 11:46:42,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 11:46:42,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 11:46:42,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 11:46:42,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 11:46:42,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 11:46:42,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 11:46:42,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 11:46:42,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 11:46:42,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 11:46:42,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 11:46:42,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 11:46:42,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 11:46:42,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 11:46:42,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 11:46:42,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 11:46:42,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 11:46:42,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 11:46:42,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 11:46:42,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 11:46:42,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 11:46:42,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 11:46:42,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 11:46:42,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 11:46:42,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 11:46:42,596 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 11:46:42,643 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 11:46:42,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 11:46:42,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 11:46:42,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 11:46:42,648 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 11:46:42,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 11:46:42,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 11:46:42,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 11:46:42,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 11:46:42,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 11:46:42,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 11:46:42,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 11:46:42,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 11:46:42,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 11:46:42,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 11:46:42,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 11:46:42,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 11:46:42,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 11:46:42,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 11:46:42,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 11:46:42,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 11:46:42,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 11:46:42,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 11:46:42,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 11:46:42,654 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 11:46:42,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 11:46:43,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 11:46:43,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 11:46:43,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 11:46:43,130 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 11:46:43,131 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 11:46:43,132 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2021-01-06 11:46:43,209 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/42680a643/1db5ab5cc8314c20b5e6d27ac4d13bde/FLAGdc5d50ebf [2021-01-06 11:46:43,968 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 11:46:43,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2021-01-06 11:46:43,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/42680a643/1db5ab5cc8314c20b5e6d27ac4d13bde/FLAGdc5d50ebf [2021-01-06 11:46:44,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/42680a643/1db5ab5cc8314c20b5e6d27ac4d13bde [2021-01-06 11:46:44,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 11:46:44,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 11:46:44,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 11:46:44,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 11:46:44,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 11:46:44,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:44,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21741559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44, skipping insertion in model container [2021-01-06 11:46:44,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:44,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 11:46:44,277 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 11:46:44,728 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_label41.c[16127,16140] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:46:44,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:46:44,803 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 11:46:44,934 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_label41.c[16127,16140] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:46:44,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:46:44,988 INFO L208 MainTranslator]: Completed translation [2021-01-06 11:46:44,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44 WrapperNode [2021-01-06 11:46:44,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 11:46:44,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 11:46:44,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 11:46:44,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 11:46:44,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 11:46:45,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 11:46:45,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 11:46:45,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 11:46:45,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (1/1) ... [2021-01-06 11:46:45,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 11:46:45,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 11:46:45,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 11:46:45,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 11:46:45,169 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (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 11:46:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 11:46:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 11:46:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 11:46:45,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 11:46:46,631 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 11:46:46,632 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 11:46:46,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:46:46 BoogieIcfgContainer [2021-01-06 11:46:46,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 11:46:46,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 11:46:46,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 11:46:46,641 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 11:46:46,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:46:44" (1/3) ... [2021-01-06 11:46:46,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5264ad70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:46:46, skipping insertion in model container [2021-01-06 11:46:46,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:46:44" (2/3) ... [2021-01-06 11:46:46,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5264ad70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:46:46, skipping insertion in model container [2021-01-06 11:46:46,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:46:46" (3/3) ... [2021-01-06 11:46:46,645 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label41.c [2021-01-06 11:46:46,665 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 11:46:46,679 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 11:46:46,728 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 11:46:46,772 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 11:46:46,772 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 11:46:46,773 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 11:46:46,773 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 11:46:46,773 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 11:46:46,773 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 11:46:46,773 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 11:46:46,773 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 11:46:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2021-01-06 11:46:46,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-01-06 11:46:46,806 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:46,807 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] [2021-01-06 11:46:46,808 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:46,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:46,814 INFO L82 PathProgramCache]: Analyzing trace with hash 867355110, now seen corresponding path program 1 times [2021-01-06 11:46:46,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:46,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765601698] [2021-01-06 11:46:46,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:47,276 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 11:46:47,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765601698] [2021-01-06 11:46:47,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:46:47,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:46:47,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434034686] [2021-01-06 11:46:47,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:47,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:47,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:47,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:46:47,303 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 3 states. [2021-01-06 11:46:48,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:48,214 INFO L93 Difference]: Finished difference Result 528 states and 915 transitions. [2021-01-06 11:46:48,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:48,216 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2021-01-06 11:46:48,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:48,231 INFO L225 Difference]: With dead ends: 528 [2021-01-06 11:46:48,232 INFO L226 Difference]: Without dead ends: 266 [2021-01-06 11:46:48,236 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 11:46:48,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-01-06 11:46:48,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2021-01-06 11:46:48,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2021-01-06 11:46:48,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 380 transitions. [2021-01-06 11:46:48,303 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 380 transitions. Word has length 85 [2021-01-06 11:46:48,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:48,304 INFO L481 AbstractCegarLoop]: Abstraction has 266 states and 380 transitions. [2021-01-06 11:46:48,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:48,304 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 380 transitions. [2021-01-06 11:46:48,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-01-06 11:46:48,309 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:48,309 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] [2021-01-06 11:46:48,309 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 11:46:48,310 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:48,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:48,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1655802317, now seen corresponding path program 1 times [2021-01-06 11:46:48,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:48,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043451241] [2021-01-06 11:46:48,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:48,399 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 11:46:48,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043451241] [2021-01-06 11:46:48,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:46:48,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:46:48,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426759623] [2021-01-06 11:46:48,403 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:48,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:48,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:48,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:46:48,404 INFO L87 Difference]: Start difference. First operand 266 states and 380 transitions. Second operand 3 states. [2021-01-06 11:46:48,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:48,995 INFO L93 Difference]: Finished difference Result 792 states and 1135 transitions. [2021-01-06 11:46:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:48,996 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2021-01-06 11:46:48,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:49,001 INFO L225 Difference]: With dead ends: 792 [2021-01-06 11:46:49,001 INFO L226 Difference]: Without dead ends: 528 [2021-01-06 11:46:49,003 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 11:46:49,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2021-01-06 11:46:49,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 528. [2021-01-06 11:46:49,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2021-01-06 11:46:49,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 708 transitions. [2021-01-06 11:46:49,031 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 708 transitions. Word has length 91 [2021-01-06 11:46:49,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:49,031 INFO L481 AbstractCegarLoop]: Abstraction has 528 states and 708 transitions. [2021-01-06 11:46:49,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 708 transitions. [2021-01-06 11:46:49,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-01-06 11:46:49,042 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:49,043 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:46:49,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 11:46:49,043 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:49,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:49,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1915873080, now seen corresponding path program 1 times [2021-01-06 11:46:49,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:49,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414343267] [2021-01-06 11:46:49,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:46:49,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414343267] [2021-01-06 11:46:49,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:46:49,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:46:49,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213631119] [2021-01-06 11:46:49,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 11:46:49,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:49,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 11:46:49,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:46:49,306 INFO L87 Difference]: Start difference. First operand 528 states and 708 transitions. Second operand 4 states. [2021-01-06 11:46:50,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:50,274 INFO L93 Difference]: Finished difference Result 1316 states and 1742 transitions. [2021-01-06 11:46:50,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 11:46:50,275 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2021-01-06 11:46:50,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:50,280 INFO L225 Difference]: With dead ends: 1316 [2021-01-06 11:46:50,280 INFO L226 Difference]: Without dead ends: 790 [2021-01-06 11:46:50,282 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 11:46:50,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2021-01-06 11:46:50,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 790. [2021-01-06 11:46:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2021-01-06 11:46:50,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1000 transitions. [2021-01-06 11:46:50,310 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1000 transitions. Word has length 119 [2021-01-06 11:46:50,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:50,310 INFO L481 AbstractCegarLoop]: Abstraction has 790 states and 1000 transitions. [2021-01-06 11:46:50,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 11:46:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1000 transitions. [2021-01-06 11:46:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-01-06 11:46:50,315 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:50,316 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:46:50,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 11:46:50,316 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:50,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:50,317 INFO L82 PathProgramCache]: Analyzing trace with hash 2700462, now seen corresponding path program 1 times [2021-01-06 11:46:50,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:50,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38617549] [2021-01-06 11:46:50,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:50,415 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-01-06 11:46:50,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38617549] [2021-01-06 11:46:50,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:46:50,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:46:50,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209394150] [2021-01-06 11:46:50,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:50,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:50,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:50,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:46:50,418 INFO L87 Difference]: Start difference. First operand 790 states and 1000 transitions. Second operand 3 states. [2021-01-06 11:46:50,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:50,956 INFO L93 Difference]: Finished difference Result 1840 states and 2320 transitions. [2021-01-06 11:46:50,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:50,962 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2021-01-06 11:46:50,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:50,970 INFO L225 Difference]: With dead ends: 1840 [2021-01-06 11:46:50,970 INFO L226 Difference]: Without dead ends: 1052 [2021-01-06 11:46:50,972 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 11:46:50,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2021-01-06 11:46:51,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 790. [2021-01-06 11:46:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2021-01-06 11:46:51,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 988 transitions. [2021-01-06 11:46:51,019 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 988 transitions. Word has length 123 [2021-01-06 11:46:51,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:51,019 INFO L481 AbstractCegarLoop]: Abstraction has 790 states and 988 transitions. [2021-01-06 11:46:51,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:51,020 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 988 transitions. [2021-01-06 11:46:51,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-01-06 11:46:51,023 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:51,023 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:46:51,024 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 11:46:51,024 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:51,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:51,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1869699958, now seen corresponding path program 1 times [2021-01-06 11:46:51,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:51,025 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823691837] [2021-01-06 11:46:51,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-01-06 11:46:51,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823691837] [2021-01-06 11:46:51,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:46:51,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:46:51,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071408024] [2021-01-06 11:46:51,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:51,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:51,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:51,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:46:51,146 INFO L87 Difference]: Start difference. First operand 790 states and 988 transitions. Second operand 3 states. [2021-01-06 11:46:51,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:51,765 INFO L93 Difference]: Finished difference Result 1971 states and 2439 transitions. [2021-01-06 11:46:51,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:51,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2021-01-06 11:46:51,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:51,775 INFO L225 Difference]: With dead ends: 1971 [2021-01-06 11:46:51,775 INFO L226 Difference]: Without dead ends: 1052 [2021-01-06 11:46:51,779 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 11:46:51,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2021-01-06 11:46:51,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1052. [2021-01-06 11:46:51,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2021-01-06 11:46:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1192 transitions. [2021-01-06 11:46:51,809 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1192 transitions. Word has length 127 [2021-01-06 11:46:51,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:51,809 INFO L481 AbstractCegarLoop]: Abstraction has 1052 states and 1192 transitions. [2021-01-06 11:46:51,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:51,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1192 transitions. [2021-01-06 11:46:51,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-01-06 11:46:51,813 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:51,813 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:46:51,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 11:46:51,813 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:51,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:51,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1985753384, now seen corresponding path program 1 times [2021-01-06 11:46:51,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:51,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076827224] [2021-01-06 11:46:51,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-01-06 11:46:51,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076827224] [2021-01-06 11:46:51,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:46:51,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:46:51,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974347693] [2021-01-06 11:46:51,960 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:51,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:51,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:51,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:46:51,963 INFO L87 Difference]: Start difference. First operand 1052 states and 1192 transitions. Second operand 3 states. [2021-01-06 11:46:52,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:52,644 INFO L93 Difference]: Finished difference Result 2757 states and 3121 transitions. [2021-01-06 11:46:52,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:52,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2021-01-06 11:46:52,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:52,655 INFO L225 Difference]: With dead ends: 2757 [2021-01-06 11:46:52,656 INFO L226 Difference]: Without dead ends: 1707 [2021-01-06 11:46:52,659 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 11:46:52,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2021-01-06 11:46:52,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1314. [2021-01-06 11:46:52,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1314 states. [2021-01-06 11:46:52,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1490 transitions. [2021-01-06 11:46:52,699 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1490 transitions. Word has length 136 [2021-01-06 11:46:52,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:52,699 INFO L481 AbstractCegarLoop]: Abstraction has 1314 states and 1490 transitions. [2021-01-06 11:46:52,699 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:52,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1490 transitions. [2021-01-06 11:46:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-01-06 11:46:52,703 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:52,704 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:46:52,704 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 11:46:52,704 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:52,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:52,705 INFO L82 PathProgramCache]: Analyzing trace with hash -663688046, now seen corresponding path program 1 times [2021-01-06 11:46:52,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:52,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817692806] [2021-01-06 11:46:52,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:52,815 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-01-06 11:46:52,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817692806] [2021-01-06 11:46:52,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:46:52,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:46:52,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693803945] [2021-01-06 11:46:52,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:52,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:52,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:52,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:46:52,818 INFO L87 Difference]: Start difference. First operand 1314 states and 1490 transitions. Second operand 3 states. [2021-01-06 11:46:53,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:53,287 INFO L93 Difference]: Finished difference Result 2888 states and 3281 transitions. [2021-01-06 11:46:53,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:53,288 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2021-01-06 11:46:53,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:53,295 INFO L225 Difference]: With dead ends: 2888 [2021-01-06 11:46:53,296 INFO L226 Difference]: Without dead ends: 1576 [2021-01-06 11:46:53,298 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 11:46:53,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2021-01-06 11:46:53,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1576. [2021-01-06 11:46:53,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2021-01-06 11:46:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1777 transitions. [2021-01-06 11:46:53,336 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1777 transitions. Word has length 152 [2021-01-06 11:46:53,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:53,336 INFO L481 AbstractCegarLoop]: Abstraction has 1576 states and 1777 transitions. [2021-01-06 11:46:53,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1777 transitions. [2021-01-06 11:46:53,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-01-06 11:46:53,341 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:53,341 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:46:53,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 11:46:53,342 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:53,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:53,342 INFO L82 PathProgramCache]: Analyzing trace with hash 763947048, now seen corresponding path program 1 times [2021-01-06 11:46:53,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:53,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730166176] [2021-01-06 11:46:53,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:53,477 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 78 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-01-06 11:46:53,478 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730166176] [2021-01-06 11:46:53,478 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833966665] [2021-01-06 11:46:53,478 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 11:46:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:53,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:46:53,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:46:53,987 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-01-06 11:46:53,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:46:53,989 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:46:53,989 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834351088] [2021-01-06 11:46:53,990 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:53,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:53,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:53,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:46:53,991 INFO L87 Difference]: Start difference. First operand 1576 states and 1777 transitions. Second operand 3 states. [2021-01-06 11:46:54,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:54,568 INFO L93 Difference]: Finished difference Result 3543 states and 4023 transitions. [2021-01-06 11:46:54,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:54,568 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2021-01-06 11:46:54,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:54,580 INFO L225 Difference]: With dead ends: 3543 [2021-01-06 11:46:54,581 INFO L226 Difference]: Without dead ends: 1969 [2021-01-06 11:46:54,585 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 167 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 11:46:54,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1969 states. [2021-01-06 11:46:54,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1969 to 1838. [2021-01-06 11:46:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1838 states. [2021-01-06 11:46:54,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1838 states and 2057 transitions. [2021-01-06 11:46:54,633 INFO L78 Accepts]: Start accepts. Automaton has 1838 states and 2057 transitions. Word has length 168 [2021-01-06 11:46:54,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:54,635 INFO L481 AbstractCegarLoop]: Abstraction has 1838 states and 2057 transitions. [2021-01-06 11:46:54,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:54,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2057 transitions. [2021-01-06 11:46:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-01-06 11:46:54,640 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:54,640 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:46:54,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-01-06 11:46:54,856 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:54,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:54,857 INFO L82 PathProgramCache]: Analyzing trace with hash 387053783, now seen corresponding path program 1 times [2021-01-06 11:46:54,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:54,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101574233] [2021-01-06 11:46:54,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 78 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-01-06 11:46:54,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101574233] [2021-01-06 11:46:54,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689450270] [2021-01-06 11:46:54,994 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 11:46:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:55,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:46:55,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:46:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-01-06 11:46:55,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:46:55,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:46:55,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125920797] [2021-01-06 11:46:55,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:55,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:55,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:55,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:46:55,343 INFO L87 Difference]: Start difference. First operand 1838 states and 2057 transitions. Second operand 3 states. [2021-01-06 11:46:55,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:55,836 INFO L93 Difference]: Finished difference Result 4198 states and 4722 transitions. [2021-01-06 11:46:55,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:55,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2021-01-06 11:46:55,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:55,849 INFO L225 Difference]: With dead ends: 4198 [2021-01-06 11:46:55,849 INFO L226 Difference]: Without dead ends: 2362 [2021-01-06 11:46:55,853 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 173 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 11:46:55,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2362 states. [2021-01-06 11:46:55,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2362 to 2100. [2021-01-06 11:46:55,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2100 states. [2021-01-06 11:46:55,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 2100 states and 2354 transitions. [2021-01-06 11:46:55,907 INFO L78 Accepts]: Start accepts. Automaton has 2100 states and 2354 transitions. Word has length 174 [2021-01-06 11:46:55,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:55,907 INFO L481 AbstractCegarLoop]: Abstraction has 2100 states and 2354 transitions. [2021-01-06 11:46:55,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:55,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2354 transitions. [2021-01-06 11:46:55,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-01-06 11:46:55,913 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:55,913 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:46:56,130 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:46:56,131 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:56,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:56,133 INFO L82 PathProgramCache]: Analyzing trace with hash 541829411, now seen corresponding path program 1 times [2021-01-06 11:46:56,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:56,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879833357] [2021-01-06 11:46:56,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:56,357 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 108 proven. 3 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-01-06 11:46:56,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879833357] [2021-01-06 11:46:56,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [334661116] [2021-01-06 11:46:56,358 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 11:46:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:56,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:46:56,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:46:56,674 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-01-06 11:46:56,674 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:46:56,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:46:56,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946896461] [2021-01-06 11:46:56,675 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:56,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:56,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:56,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:46:56,684 INFO L87 Difference]: Start difference. First operand 2100 states and 2354 transitions. Second operand 3 states. [2021-01-06 11:46:57,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:57,199 INFO L93 Difference]: Finished difference Result 4984 states and 5570 transitions. [2021-01-06 11:46:57,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:57,200 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2021-01-06 11:46:57,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:57,216 INFO L225 Difference]: With dead ends: 4984 [2021-01-06 11:46:57,217 INFO L226 Difference]: Without dead ends: 2886 [2021-01-06 11:46:57,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:46:57,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2886 states. [2021-01-06 11:46:57,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2886 to 2755. [2021-01-06 11:46:57,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2755 states. [2021-01-06 11:46:57,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2755 states and 3057 transitions. [2021-01-06 11:46:57,290 INFO L78 Accepts]: Start accepts. Automaton has 2755 states and 3057 transitions. Word has length 195 [2021-01-06 11:46:57,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:57,290 INFO L481 AbstractCegarLoop]: Abstraction has 2755 states and 3057 transitions. [2021-01-06 11:46:57,290 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3057 transitions. [2021-01-06 11:46:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-01-06 11:46:57,298 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:57,298 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 11:46:57,512 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-06 11:46:57,513 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:57,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:57,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1842773767, now seen corresponding path program 1 times [2021-01-06 11:46:57,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:57,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647331671] [2021-01-06 11:46:57,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:57,666 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-01-06 11:46:57,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647331671] [2021-01-06 11:46:57,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [709530362] [2021-01-06 11:46:57,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:46:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:57,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:46:57,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:46:58,036 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-01-06 11:46:58,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:46:58,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:46:58,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512382258] [2021-01-06 11:46:58,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:58,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:58,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:58,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:46:58,038 INFO L87 Difference]: Start difference. First operand 2755 states and 3057 transitions. Second operand 3 states. [2021-01-06 11:46:58,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:46:58,591 INFO L93 Difference]: Finished difference Result 6032 states and 6689 transitions. [2021-01-06 11:46:58,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:46:58,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 214 [2021-01-06 11:46:58,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:46:58,609 INFO L225 Difference]: With dead ends: 6032 [2021-01-06 11:46:58,609 INFO L226 Difference]: Without dead ends: 3279 [2021-01-06 11:46:58,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 213 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 11:46:58,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3279 states. [2021-01-06 11:46:58,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3279 to 2755. [2021-01-06 11:46:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2755 states. [2021-01-06 11:46:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2755 states and 3057 transitions. [2021-01-06 11:46:58,711 INFO L78 Accepts]: Start accepts. Automaton has 2755 states and 3057 transitions. Word has length 214 [2021-01-06 11:46:58,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:46:58,711 INFO L481 AbstractCegarLoop]: Abstraction has 2755 states and 3057 transitions. [2021-01-06 11:46:58,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:46:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3057 transitions. [2021-01-06 11:46:58,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-01-06 11:46:58,719 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:46:58,720 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:46:58,935 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:46:58,936 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:46:58,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:46:58,937 INFO L82 PathProgramCache]: Analyzing trace with hash -675360257, now seen corresponding path program 1 times [2021-01-06 11:46:58,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:46:58,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977091181] [2021-01-06 11:46:58,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:46:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:59,067 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 127 proven. 3 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-01-06 11:46:59,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977091181] [2021-01-06 11:46:59,072 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822766588] [2021-01-06 11:46:59,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:46:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:46:59,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 11:46:59,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:46:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-01-06 11:46:59,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:46:59,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 11:46:59,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005652453] [2021-01-06 11:46:59,579 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:46:59,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:46:59,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:46:59,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:46:59,580 INFO L87 Difference]: Start difference. First operand 2755 states and 3057 transitions. Second operand 3 states. [2021-01-06 11:47:00,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:47:00,069 INFO L93 Difference]: Finished difference Result 4851 states and 5346 transitions. [2021-01-06 11:47:00,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:47:00,069 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 226 [2021-01-06 11:47:00,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:47:00,070 INFO L225 Difference]: With dead ends: 4851 [2021-01-06 11:47:00,070 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 11:47:00,076 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 225 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 11:47:00,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 11:47:00,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 11:47:00,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 11:47:00,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 11:47:00,077 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 226 [2021-01-06 11:47:00,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:47:00,077 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 11:47:00,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:47:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 11:47:00,078 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 11:47:00,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-01-06 11:47:00,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 11:47:00,535 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-01-06 11:47:00,716 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-01-06 11:47:00,720 INFO L189 CegarLoopUtils]: For program point L564(line 564) no Hoare annotation was computed. [2021-01-06 11:47:00,720 INFO L189 CegarLoopUtils]: For program point L531(line 531) no Hoare annotation was computed. [2021-01-06 11:47:00,720 INFO L189 CegarLoopUtils]: For program point L498(line 498) no Hoare annotation was computed. [2021-01-06 11:47:00,720 INFO L189 CegarLoopUtils]: For program point L465(line 465) no Hoare annotation was computed. [2021-01-06 11:47:00,720 INFO L189 CegarLoopUtils]: For program point L432(line 432) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L102(lines 102 400) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L598(line 598) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L334(lines 334 400) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L401(lines 401 403) no Hoare annotation was computed. [2021-01-06 11:47:00,721 INFO L189 CegarLoopUtils]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,722 INFO L189 CegarLoopUtils]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,722 INFO L189 CegarLoopUtils]: For program point L302(lines 302 400) no Hoare annotation was computed. [2021-01-06 11:47:00,722 INFO L189 CegarLoopUtils]: For program point L170(lines 170 400) no Hoare annotation was computed. [2021-01-06 11:47:00,722 INFO L189 CegarLoopUtils]: For program point L567(line 567) no Hoare annotation was computed. [2021-01-06 11:47:00,722 INFO L189 CegarLoopUtils]: For program point L534(line 534) no Hoare annotation was computed. [2021-01-06 11:47:00,722 INFO L189 CegarLoopUtils]: For program point L501(line 501) no Hoare annotation was computed. [2021-01-06 11:47:00,722 INFO L189 CegarLoopUtils]: For program point L468(line 468) no Hoare annotation was computed. [2021-01-06 11:47:00,722 INFO L189 CegarLoopUtils]: For program point L435(line 435) no Hoare annotation was computed. [2021-01-06 11:47:00,723 INFO L189 CegarLoopUtils]: For program point L402(line 402) no Hoare annotation was computed. [2021-01-06 11:47:00,723 INFO L189 CegarLoopUtils]: For program point L204(lines 204 400) no Hoare annotation was computed. [2021-01-06 11:47:00,723 INFO L189 CegarLoopUtils]: For program point L72(lines 72 400) no Hoare annotation was computed. [2021-01-06 11:47:00,723 INFO L189 CegarLoopUtils]: For program point L271(lines 271 400) no Hoare annotation was computed. [2021-01-06 11:47:00,723 INFO L189 CegarLoopUtils]: For program point L139(lines 139 400) no Hoare annotation was computed. [2021-01-06 11:47:00,723 INFO L189 CegarLoopUtils]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,723 INFO L189 CegarLoopUtils]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,723 INFO L189 CegarLoopUtils]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,724 INFO L189 CegarLoopUtils]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,724 INFO L189 CegarLoopUtils]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,724 INFO L189 CegarLoopUtils]: For program point L371(lines 371 400) no Hoare annotation was computed. [2021-01-06 11:47:00,724 INFO L189 CegarLoopUtils]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,724 INFO L189 CegarLoopUtils]: For program point L107(lines 107 400) no Hoare annotation was computed. [2021-01-06 11:47:00,724 INFO L189 CegarLoopUtils]: For program point L41(lines 41 400) no Hoare annotation was computed. [2021-01-06 11:47:00,724 INFO L189 CegarLoopUtils]: For program point L570(line 570) no Hoare annotation was computed. [2021-01-06 11:47:00,724 INFO L189 CegarLoopUtils]: For program point L537(line 537) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L504(line 504) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L471(line 471) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L438(line 438) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L405(line 405) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L339(lines 339 400) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L207(lines 207 400) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L75(lines 75 400) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L373(lines 373 400) no Hoare annotation was computed. [2021-01-06 11:47:00,725 INFO L189 CegarLoopUtils]: For program point L241(lines 241 400) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L175(lines 175 400) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L275(lines 275 400) no Hoare annotation was computed. [2021-01-06 11:47:00,726 INFO L189 CegarLoopUtils]: For program point L573(line 573) no Hoare annotation was computed. [2021-01-06 11:47:00,727 INFO L189 CegarLoopUtils]: For program point L540(line 540) no Hoare annotation was computed. [2021-01-06 11:47:00,727 INFO L189 CegarLoopUtils]: For program point L507(line 507) no Hoare annotation was computed. [2021-01-06 11:47:00,727 INFO L189 CegarLoopUtils]: For program point L474(line 474) no Hoare annotation was computed. [2021-01-06 11:47:00,727 INFO L189 CegarLoopUtils]: For program point L441(line 441) no Hoare annotation was computed. [2021-01-06 11:47:00,727 INFO L189 CegarLoopUtils]: For program point L408(line 408) no Hoare annotation was computed. [2021-01-06 11:47:00,727 INFO L189 CegarLoopUtils]: For program point L375(lines 375 400) no Hoare annotation was computed. [2021-01-06 11:47:00,727 INFO L189 CegarLoopUtils]: For program point L309(lines 309 400) no Hoare annotation was computed. [2021-01-06 11:47:00,727 INFO L189 CegarLoopUtils]: For program point L45(lines 45 400) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L343(lines 343 400) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L112(lines 112 400) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,728 INFO L189 CegarLoopUtils]: For program point L278(lines 278 400) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L146(lines 146 400) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L576(line 576) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L543(line 543) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L510(line 510) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L477(line 477) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L444(line 444) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L411(line 411) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L213(lines 213 400) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L82(lines 82 400) no Hoare annotation was computed. [2021-01-06 11:47:00,729 INFO L189 CegarLoopUtils]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L347(lines 347 400) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L248(lines 248 400) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L579(line 579) no Hoare annotation was computed. [2021-01-06 11:47:00,730 INFO L189 CegarLoopUtils]: For program point L546(line 546) no Hoare annotation was computed. [2021-01-06 11:47:00,731 INFO L189 CegarLoopUtils]: For program point L513(line 513) no Hoare annotation was computed. [2021-01-06 11:47:00,731 INFO L189 CegarLoopUtils]: For program point L480(line 480) no Hoare annotation was computed. [2021-01-06 11:47:00,731 INFO L189 CegarLoopUtils]: For program point L447(line 447) no Hoare annotation was computed. [2021-01-06 11:47:00,731 INFO L189 CegarLoopUtils]: For program point L414(line 414) no Hoare annotation was computed. [2021-01-06 11:47:00,731 INFO L189 CegarLoopUtils]: For program point L183(lines 183 400) no Hoare annotation was computed. [2021-01-06 11:47:00,731 INFO L189 CegarLoopUtils]: For program point L150(lines 150 400) no Hoare annotation was computed. [2021-01-06 11:47:00,731 INFO L189 CegarLoopUtils]: For program point L382(lines 382 400) no Hoare annotation was computed. [2021-01-06 11:47:00,731 INFO L189 CegarLoopUtils]: For program point L316(lines 316 400) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point L283(lines 283 400) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point L118(lines 118 400) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,732 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 11:47:00,733 INFO L189 CegarLoopUtils]: For program point L218(lines 218 400) no Hoare annotation was computed. [2021-01-06 11:47:00,733 INFO L189 CegarLoopUtils]: For program point L53(lines 53 400) no Hoare annotation was computed. [2021-01-06 11:47:00,733 INFO L189 CegarLoopUtils]: For program point L582(line 582) no Hoare annotation was computed. [2021-01-06 11:47:00,733 INFO L189 CegarLoopUtils]: For program point L549(line 549) no Hoare annotation was computed. [2021-01-06 11:47:00,733 INFO L189 CegarLoopUtils]: For program point L516(line 516) no Hoare annotation was computed. [2021-01-06 11:47:00,733 INFO L189 CegarLoopUtils]: For program point L483(line 483) no Hoare annotation was computed. [2021-01-06 11:47:00,733 INFO L189 CegarLoopUtils]: For program point L450(line 450) no Hoare annotation was computed. [2021-01-06 11:47:00,733 INFO L189 CegarLoopUtils]: For program point L417(line 417) no Hoare annotation was computed. [2021-01-06 11:47:00,734 INFO L189 CegarLoopUtils]: For program point L154(lines 154 400) no Hoare annotation was computed. [2021-01-06 11:47:00,734 INFO L185 CegarLoopUtils]: At program point L584(lines 40 585) the Hoare annotation is: (let ((.cse6 (= ~a20~0 1))) (let ((.cse5 (<= ~a7~0 0)) (.cse3 (<= ~a16~0 4)) (.cse1 (<= 15 ~a8~0)) (.cse0 (= ~a21~0 1)) (.cse4 (<= ~a17~0 0)) (.cse8 (not .cse6)) (.cse2 (= ~a17~0 1)) (.cse9 (<= ~a16~0 5)) (.cse7 (<= ~a21~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5) (and .cse4 .cse6 .cse7) (and .cse0 .cse5 .cse6 .cse2) (and .cse3 .cse6 .cse2) (and .cse4 .cse8 .cse1) (and (<= 14 ~a8~0) .cse0 .cse4 .cse6) (and .cse9 .cse4 .cse8) (and .cse7 .cse6 .cse2) (and .cse9 .cse7)))) [2021-01-06 11:47:00,734 INFO L189 CegarLoopUtils]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L188(lines 188 400) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L552(line 552) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L519(line 519) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L486(line 486) no Hoare annotation was computed. [2021-01-06 11:47:00,735 INFO L189 CegarLoopUtils]: For program point L453(line 453) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point L420(line 420) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point L387(lines 387 400) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point L288(lines 288 400) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point L255(lines 255 400) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point L90(lines 90 400) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point L355(lines 355 400) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point L322(lines 322 400) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 11:47:00,736 INFO L189 CegarLoopUtils]: For program point L124(lines 124 400) no Hoare annotation was computed. [2021-01-06 11:47:00,737 INFO L192 CegarLoopUtils]: At program point L587(lines 587 604) the Hoare annotation is: true [2021-01-06 11:47:00,737 INFO L189 CegarLoopUtils]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,737 INFO L189 CegarLoopUtils]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,737 INFO L189 CegarLoopUtils]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,737 INFO L189 CegarLoopUtils]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,737 INFO L189 CegarLoopUtils]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,737 INFO L189 CegarLoopUtils]: For program point L224(lines 224 400) no Hoare annotation was computed. [2021-01-06 11:47:00,737 INFO L189 CegarLoopUtils]: For program point L158(lines 158 400) no Hoare annotation was computed. [2021-01-06 11:47:00,737 INFO L189 CegarLoopUtils]: For program point L59(lines 59 400) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point L555(line 555) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point L522(line 522) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point L489(line 489) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point L456(line 456) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point L423(line 423) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point L94(lines 94 400) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,738 INFO L189 CegarLoopUtils]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L392(lines 392 400) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L326(lines 326 400) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L260(lines 260 400) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L558(line 558) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L525(line 525) no Hoare annotation was computed. [2021-01-06 11:47:00,739 INFO L189 CegarLoopUtils]: For program point L492(line 492) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L459(line 459) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L426(line 426) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L228(lines 228 400) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L162(lines 162 400) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L129(lines 129 400) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L328(lines 328 400) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L196(lines 196 400) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L64(lines 64 400) no Hoare annotation was computed. [2021-01-06 11:47:00,740 INFO L189 CegarLoopUtils]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,741 INFO L185 CegarLoopUtils]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse6 (= ~a20~0 1))) (let ((.cse5 (<= ~a7~0 0)) (.cse3 (<= ~a16~0 4)) (.cse1 (<= 15 ~a8~0)) (.cse0 (= ~a21~0 1)) (.cse4 (<= ~a17~0 0)) (.cse8 (not .cse6)) (.cse2 (= ~a17~0 1)) (.cse9 (<= ~a16~0 5)) (.cse7 (<= ~a21~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5) (and .cse4 .cse6 .cse7) (and .cse0 .cse5 .cse6 .cse2) (and .cse3 .cse6 .cse2) (and .cse4 .cse8 .cse1) (and (<= 14 ~a8~0) .cse0 .cse4 .cse6) (and .cse9 .cse4 .cse8) (and .cse7 .cse6 .cse2) (and .cse9 .cse7)))) [2021-01-06 11:47:00,741 INFO L189 CegarLoopUtils]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,741 INFO L189 CegarLoopUtils]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,741 INFO L189 CegarLoopUtils]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,741 INFO L189 CegarLoopUtils]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,741 INFO L189 CegarLoopUtils]: For program point L296(lines 296 400) no Hoare annotation was computed. [2021-01-06 11:47:00,741 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 11:47:00,742 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 441) no Hoare annotation was computed. [2021-01-06 11:47:00,742 INFO L189 CegarLoopUtils]: For program point L561(line 561) no Hoare annotation was computed. [2021-01-06 11:47:00,742 INFO L189 CegarLoopUtils]: For program point L528(line 528) no Hoare annotation was computed. [2021-01-06 11:47:00,742 INFO L189 CegarLoopUtils]: For program point L495(line 495) no Hoare annotation was computed. [2021-01-06 11:47:00,742 INFO L189 CegarLoopUtils]: For program point L462(line 462) no Hoare annotation was computed. [2021-01-06 11:47:00,742 INFO L189 CegarLoopUtils]: For program point L429(line 429) no Hoare annotation was computed. [2021-01-06 11:47:00,742 INFO L189 CegarLoopUtils]: For program point L363(lines 363 400) no Hoare annotation was computed. [2021-01-06 11:47:00,742 INFO L189 CegarLoopUtils]: For program point L199(lines 199 400) no Hoare annotation was computed. [2021-01-06 11:47:00,743 INFO L189 CegarLoopUtils]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,743 INFO L189 CegarLoopUtils]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,743 INFO L189 CegarLoopUtils]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,743 INFO L189 CegarLoopUtils]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,743 INFO L189 CegarLoopUtils]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2021-01-06 11:47:00,743 INFO L189 CegarLoopUtils]: For program point L365(lines 365 400) no Hoare annotation was computed. [2021-01-06 11:47:00,743 INFO L189 CegarLoopUtils]: For program point L266(lines 266 400) no Hoare annotation was computed. [2021-01-06 11:47:00,743 INFO L189 CegarLoopUtils]: For program point L233(lines 233 400) no Hoare annotation was computed. [2021-01-06 11:47:00,744 INFO L189 CegarLoopUtils]: For program point L134(lines 134 400) no Hoare annotation was computed. [2021-01-06 11:47:00,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:47:00 BoogieIcfgContainer [2021-01-06 11:47:00,768 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 11:47:00,769 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 11:47:00,769 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 11:47:00,769 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 11:47:00,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:46:46" (3/4) ... [2021-01-06 11:47:00,774 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 11:47:00,797 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-01-06 11:47:00,799 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 11:47:00,801 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:47:00,802 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:47:00,979 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem01_label41.c-witness.graphml [2021-01-06 11:47:00,979 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 11:47:00,980 INFO L168 Benchmark]: Toolchain (without parser) took 16793.68 ms. Allocated memory was 151.0 MB in the beginning and 342.9 MB in the end (delta: 191.9 MB). Free memory was 125.0 MB in the beginning and 313.3 MB in the end (delta: -188.3 MB). Peak memory consumption was 203.9 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:00,982 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory was 123.3 MB in the beginning and 123.1 MB in the end (delta: 215.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 11:47:00,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 798.12 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 97.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:00,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.72 ms. Allocated memory is still 151.0 MB. Free memory was 97.5 MB in the beginning and 129.1 MB in the end (delta: -31.6 MB). Peak memory consumption was 6.5 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:00,984 INFO L168 Benchmark]: Boogie Preprocessor took 67.46 ms. Allocated memory is still 151.0 MB. Free memory was 129.1 MB in the beginning and 124.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:00,984 INFO L168 Benchmark]: RCFGBuilder took 1467.11 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 124.4 MB in the beginning and 130.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 81.3 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:00,985 INFO L168 Benchmark]: TraceAbstraction took 14131.49 ms. Allocated memory was 181.4 MB in the beginning and 342.9 MB in the end (delta: 161.5 MB). Free memory was 129.6 MB in the beginning and 125.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 165.8 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:00,986 INFO L168 Benchmark]: Witness Printer took 210.58 ms. Allocated memory is still 342.9 MB. Free memory was 125.3 MB in the beginning and 313.3 MB in the end (delta: -188.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:47:00,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory was 123.3 MB in the beginning and 123.1 MB in the end (delta: 215.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 798.12 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 97.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 108.72 ms. Allocated memory is still 151.0 MB. Free memory was 97.5 MB in the beginning and 129.1 MB in the end (delta: -31.6 MB). Peak memory consumption was 6.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 67.46 ms. Allocated memory is still 151.0 MB. Free memory was 129.1 MB in the beginning and 124.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1467.11 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 124.4 MB in the beginning and 130.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 81.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14131.49 ms. Allocated memory was 181.4 MB in the beginning and 342.9 MB in the end (delta: 161.5 MB). Free memory was 129.6 MB in the beginning and 125.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 165.8 MB. Max. memory is 8.0 GB. * Witness Printer took 210.58 ms. Allocated memory is still 342.9 MB. Free memory was 125.3 MB in the beginning and 313.3 MB in the end (delta: -188.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 441]: 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 && 15 <= a8) && a17 == 1) || (((a21 == 1 && a16 <= 4) && a17 <= 0) && a7 <= 0)) || ((a17 <= 0 && a20 == 1) && a21 <= 0)) || (((a21 == 1 && a7 <= 0) && a20 == 1) && a17 == 1)) || ((a16 <= 4 && a20 == 1) && a17 == 1)) || ((a17 <= 0 && !(a20 == 1)) && 15 <= a8)) || (((14 <= a8 && a21 == 1) && a17 <= 0) && a20 == 1)) || ((a16 <= 5 && a17 <= 0) && !(a20 == 1))) || ((a21 <= 0 && a20 == 1) && a17 == 1)) || (a16 <= 5 && a21 <= 0) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((((((((((a21 == 1 && 15 <= a8) && a17 == 1) || (((a21 == 1 && a16 <= 4) && a17 <= 0) && a7 <= 0)) || ((a17 <= 0 && a20 == 1) && a21 <= 0)) || (((a21 == 1 && a7 <= 0) && a20 == 1) && a17 == 1)) || ((a16 <= 4 && a20 == 1) && a17 == 1)) || ((a17 <= 0 && !(a20 == 1)) && 15 <= a8)) || (((14 <= a8 && a21 == 1) && a17 <= 0) && a20 == 1)) || ((a16 <= 5 && a17 <= 0) && !(a20 == 1))) || ((a21 <= 0 && a20 == 1) && a17 == 1)) || (a16 <= 5 && a21 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.5s, OverallIterations: 12, TraceHistogramMax: 7, AutomataDifference: 7.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 851 SDtfs, 1447 SDslu, 68 SDs, 0 SdLazy, 4127 SolverSat, 636 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1003 GetRequests, 980 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2755occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 1703 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 39 NumberOfFragments, 219 HoareAnnotationTreeSize, 3 FomulaSimplifications, 876 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 218 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 2787 NumberOfCodeBlocks, 2787 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 2770 ConstructedInterpolants, 0 QuantifiedInterpolants, 915330 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2081 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 2489/2504 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...