/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/Problem11_label11.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 03:38:57,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 03:38:57,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 03:38:57,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 03:38:57,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 03:38:57,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 03:38:57,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 03:38:57,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 03:38:57,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 03:38:57,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 03:38:57,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 03:38:57,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 03:38:57,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 03:38:57,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 03:38:57,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 03:38:57,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 03:38:57,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 03:38:57,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 03:38:57,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 03:38:57,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 03:38:57,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 03:38:57,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 03:38:57,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 03:38:57,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 03:38:57,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 03:38:57,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 03:38:57,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 03:38:57,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 03:38:57,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 03:38:57,384 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 03:38:57,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 03:38:57,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 03:38:57,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 03:38:57,390 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 03:38:57,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 03:38:57,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 03:38:57,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 03:38:57,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 03:38:57,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 03:38:57,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 03:38:57,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 03:38:57,393 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 03:38:57,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 03:38:57,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 03:38:57,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 03:38:57,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 03:38:57,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 03:38:57,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 03:38:57,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 03:38:57,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 03:38:57,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 03:38:57,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 03:38:57,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 03:38:57,396 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 03:38:57,396 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 03:38:57,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 03:38:57,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 03:38:57,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 03:38:57,853 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 03:38:57,854 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 03:38:57,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label11.c [2020-12-23 03:38:57,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a97b4414c/2b43dce4e90a412aa6171803d8cbbb2e/FLAGeb77cdbea [2020-12-23 03:38:58,909 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 03:38:58,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label11.c [2020-12-23 03:38:58,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a97b4414c/2b43dce4e90a412aa6171803d8cbbb2e/FLAGeb77cdbea [2020-12-23 03:38:59,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a97b4414c/2b43dce4e90a412aa6171803d8cbbb2e [2020-12-23 03:38:59,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 03:38:59,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 03:38:59,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 03:38:59,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 03:38:59,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 03:38:59,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:38:59" (1/1) ... [2020-12-23 03:38:59,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e472c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:59, skipping insertion in model container [2020-12-23 03:38:59,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:38:59" (1/1) ... [2020-12-23 03:38:59,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 03:38:59,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 03:38:59,420 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/Problem11_label11.c[8791,8804] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 03:38:59,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:38:59,809 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 03:38:59,851 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/Problem11_label11.c[8791,8804] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 03:39:00,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:39:00,083 INFO L208 MainTranslator]: Completed translation [2020-12-23 03:39:00,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00 WrapperNode [2020-12-23 03:39:00,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 03:39:00,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 03:39:00,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 03:39:00,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 03:39:00,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 03:39:00,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 03:39:00,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 03:39:00,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 03:39:00,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... [2020-12-23 03:39:00,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 03:39:00,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 03:39:00,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 03:39:00,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 03:39:00,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 03:39:00,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 03:39:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 03:39:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 03:39:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 03:39:02,406 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 03:39:02,407 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-23 03:39:02,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:39:02 BoogieIcfgContainer [2020-12-23 03:39:02,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 03:39:02,411 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 03:39:02,411 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 03:39:02,415 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 03:39:02,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 03:38:59" (1/3) ... [2020-12-23 03:39:02,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f88564c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:39:02, skipping insertion in model container [2020-12-23 03:39:02,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:00" (2/3) ... [2020-12-23 03:39:02,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f88564c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:39:02, skipping insertion in model container [2020-12-23 03:39:02,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:39:02" (3/3) ... [2020-12-23 03:39:02,418 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label11.c [2020-12-23 03:39:02,425 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 03:39:02,430 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 03:39:02,450 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 03:39:02,499 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 03:39:02,500 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 03:39:02,500 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 03:39:02,500 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 03:39:02,500 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 03:39:02,500 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 03:39:02,501 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 03:39:02,501 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 03:39:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2020-12-23 03:39:02,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-23 03:39:02,548 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:02,549 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:02,550 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:02,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:02,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2020-12-23 03:39:02,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:02,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289424448] [2020-12-23 03:39:02,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:02,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:02,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289424448] [2020-12-23 03:39:02,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:02,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:39:02,934 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843886659] [2020-12-23 03:39:02,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:02,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:02,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:02,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:02,956 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 3 states. [2020-12-23 03:39:04,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:04,340 INFO L93 Difference]: Finished difference Result 776 states and 1363 transitions. [2020-12-23 03:39:04,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:04,342 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-23 03:39:04,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:04,360 INFO L225 Difference]: With dead ends: 776 [2020-12-23 03:39:04,360 INFO L226 Difference]: Without dead ends: 413 [2020-12-23 03:39:04,365 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 [2020-12-23 03:39:04,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-12-23 03:39:04,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2020-12-23 03:39:04,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2020-12-23 03:39:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2020-12-23 03:39:04,443 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 61 [2020-12-23 03:39:04,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:04,444 INFO L481 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2020-12-23 03:39:04,444 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:04,444 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2020-12-23 03:39:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-23 03:39:04,453 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:04,456 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:39:04,456 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 03:39:04,457 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:04,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:04,458 INFO L82 PathProgramCache]: Analyzing trace with hash -50014000, now seen corresponding path program 1 times [2020-12-23 03:39:04,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:04,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228506725] [2020-12-23 03:39:04,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:04,717 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:04,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228506725] [2020-12-23 03:39:04,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:04,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:39:04,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817087202] [2020-12-23 03:39:04,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:04,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:04,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:04,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:04,723 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand 3 states. [2020-12-23 03:39:05,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:05,988 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2020-12-23 03:39:05,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:05,989 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2020-12-23 03:39:05,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:05,996 INFO L225 Difference]: With dead ends: 1209 [2020-12-23 03:39:05,996 INFO L226 Difference]: Without dead ends: 800 [2020-12-23 03:39:05,999 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 [2020-12-23 03:39:06,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-12-23 03:39:06,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2020-12-23 03:39:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-12-23 03:39:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1088 transitions. [2020-12-23 03:39:06,047 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1088 transitions. Word has length 129 [2020-12-23 03:39:06,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:06,047 INFO L481 AbstractCegarLoop]: Abstraction has 787 states and 1088 transitions. [2020-12-23 03:39:06,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:06,048 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1088 transitions. [2020-12-23 03:39:06,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-12-23 03:39:06,053 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:06,053 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:39:06,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 03:39:06,054 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:06,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:06,055 INFO L82 PathProgramCache]: Analyzing trace with hash 834203477, now seen corresponding path program 1 times [2020-12-23 03:39:06,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:06,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18893413] [2020-12-23 03:39:06,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:06,302 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:06,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18893413] [2020-12-23 03:39:06,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:06,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:39:06,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809743603] [2020-12-23 03:39:06,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:06,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:06,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:06,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:06,314 INFO L87 Difference]: Start difference. First operand 787 states and 1088 transitions. Second operand 3 states. [2020-12-23 03:39:07,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:07,466 INFO L93 Difference]: Finished difference Result 1941 states and 2628 transitions. [2020-12-23 03:39:07,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:07,468 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-12-23 03:39:07,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:07,475 INFO L225 Difference]: With dead ends: 1941 [2020-12-23 03:39:07,475 INFO L226 Difference]: Without dead ends: 1156 [2020-12-23 03:39:07,477 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 [2020-12-23 03:39:07,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2020-12-23 03:39:07,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2020-12-23 03:39:07,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-12-23 03:39:07,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1475 transitions. [2020-12-23 03:39:07,521 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1475 transitions. Word has length 131 [2020-12-23 03:39:07,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:07,522 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1475 transitions. [2020-12-23 03:39:07,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1475 transitions. [2020-12-23 03:39:07,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-12-23 03:39:07,527 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:07,527 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:07,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 03:39:07,528 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:07,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:07,528 INFO L82 PathProgramCache]: Analyzing trace with hash 461291020, now seen corresponding path program 1 times [2020-12-23 03:39:07,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:07,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811136890] [2020-12-23 03:39:07,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:07,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811136890] [2020-12-23 03:39:07,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:07,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:07,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281629501] [2020-12-23 03:39:07,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:07,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:07,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:07,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:07,703 INFO L87 Difference]: Start difference. First operand 1156 states and 1475 transitions. Second operand 3 states. [2020-12-23 03:39:08,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:08,886 INFO L93 Difference]: Finished difference Result 2877 states and 3705 transitions. [2020-12-23 03:39:08,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:08,887 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2020-12-23 03:39:08,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:08,897 INFO L225 Difference]: With dead ends: 2877 [2020-12-23 03:39:08,897 INFO L226 Difference]: Without dead ends: 1723 [2020-12-23 03:39:08,899 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 [2020-12-23 03:39:08,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2020-12-23 03:39:08,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1529. [2020-12-23 03:39:08,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1529 states. [2020-12-23 03:39:08,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 1926 transitions. [2020-12-23 03:39:08,935 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 1926 transitions. Word has length 173 [2020-12-23 03:39:08,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:08,936 INFO L481 AbstractCegarLoop]: Abstraction has 1529 states and 1926 transitions. [2020-12-23 03:39:08,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:08,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1926 transitions. [2020-12-23 03:39:08,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-12-23 03:39:08,939 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:08,940 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:08,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 03:39:08,940 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:08,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:08,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1875503464, now seen corresponding path program 1 times [2020-12-23 03:39:08,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:08,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369363187] [2020-12-23 03:39:08,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:09,201 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-12-23 03:39:09,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369363187] [2020-12-23 03:39:09,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:09,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:09,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909893592] [2020-12-23 03:39:09,204 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:09,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:09,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:09,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:09,205 INFO L87 Difference]: Start difference. First operand 1529 states and 1926 transitions. Second operand 3 states. [2020-12-23 03:39:10,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:10,388 INFO L93 Difference]: Finished difference Result 4361 states and 5530 transitions. [2020-12-23 03:39:10,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:10,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 243 [2020-12-23 03:39:10,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:10,403 INFO L225 Difference]: With dead ends: 4361 [2020-12-23 03:39:10,404 INFO L226 Difference]: Without dead ends: 2834 [2020-12-23 03:39:10,407 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 [2020-12-23 03:39:10,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2834 states. [2020-12-23 03:39:10,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2834 to 2647. [2020-12-23 03:39:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2647 states. [2020-12-23 03:39:10,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2647 states and 3278 transitions. [2020-12-23 03:39:10,468 INFO L78 Accepts]: Start accepts. Automaton has 2647 states and 3278 transitions. Word has length 243 [2020-12-23 03:39:10,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:10,470 INFO L481 AbstractCegarLoop]: Abstraction has 2647 states and 3278 transitions. [2020-12-23 03:39:10,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:10,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 3278 transitions. [2020-12-23 03:39:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-23 03:39:10,478 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:10,478 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:10,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 03:39:10,479 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:10,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:10,480 INFO L82 PathProgramCache]: Analyzing trace with hash -575038418, now seen corresponding path program 1 times [2020-12-23 03:39:10,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:10,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127321455] [2020-12-23 03:39:10,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:10,716 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-12-23 03:39:10,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127321455] [2020-12-23 03:39:10,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:10,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:10,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915718870] [2020-12-23 03:39:10,718 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:10,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:10,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:10,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:10,720 INFO L87 Difference]: Start difference. First operand 2647 states and 3278 transitions. Second operand 3 states. [2020-12-23 03:39:11,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:11,983 INFO L93 Difference]: Finished difference Result 6397 states and 8056 transitions. [2020-12-23 03:39:11,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:11,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 280 [2020-12-23 03:39:11,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:12,004 INFO L225 Difference]: With dead ends: 6397 [2020-12-23 03:39:12,004 INFO L226 Difference]: Without dead ends: 3752 [2020-12-23 03:39:12,012 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 [2020-12-23 03:39:12,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3752 states. [2020-12-23 03:39:12,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3752 to 3752. [2020-12-23 03:39:12,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3752 states. [2020-12-23 03:39:12,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3752 states and 4683 transitions. [2020-12-23 03:39:12,132 INFO L78 Accepts]: Start accepts. Automaton has 3752 states and 4683 transitions. Word has length 280 [2020-12-23 03:39:12,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:12,132 INFO L481 AbstractCegarLoop]: Abstraction has 3752 states and 4683 transitions. [2020-12-23 03:39:12,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 4683 transitions. [2020-12-23 03:39:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-12-23 03:39:12,139 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:12,140 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-23 03:39:12,140 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 03:39:12,140 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:12,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:12,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1030387065, now seen corresponding path program 1 times [2020-12-23 03:39:12,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:12,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428257573] [2020-12-23 03:39:12,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:12,375 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-12-23 03:39:12,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428257573] [2020-12-23 03:39:12,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:12,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:12,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569373649] [2020-12-23 03:39:12,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:12,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:12,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:12,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:12,379 INFO L87 Difference]: Start difference. First operand 3752 states and 4683 transitions. Second operand 3 states. [2020-12-23 03:39:13,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:13,780 INFO L93 Difference]: Finished difference Result 8429 states and 10636 transitions. [2020-12-23 03:39:13,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:13,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 291 [2020-12-23 03:39:13,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:13,809 INFO L225 Difference]: With dead ends: 8429 [2020-12-23 03:39:13,809 INFO L226 Difference]: Without dead ends: 4679 [2020-12-23 03:39:13,816 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 [2020-12-23 03:39:13,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4679 states. [2020-12-23 03:39:13,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4679 to 4671. [2020-12-23 03:39:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4671 states. [2020-12-23 03:39:13,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4671 states to 4671 states and 5733 transitions. [2020-12-23 03:39:13,933 INFO L78 Accepts]: Start accepts. Automaton has 4671 states and 5733 transitions. Word has length 291 [2020-12-23 03:39:13,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:13,934 INFO L481 AbstractCegarLoop]: Abstraction has 4671 states and 5733 transitions. [2020-12-23 03:39:13,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:13,934 INFO L276 IsEmpty]: Start isEmpty. Operand 4671 states and 5733 transitions. [2020-12-23 03:39:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2020-12-23 03:39:13,942 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:13,942 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:13,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 03:39:13,942 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:13,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:13,943 INFO L82 PathProgramCache]: Analyzing trace with hash -2102062302, now seen corresponding path program 1 times [2020-12-23 03:39:13,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:13,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407382596] [2020-12-23 03:39:13,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:14,649 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 173 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:14,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407382596] [2020-12-23 03:39:14,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1401361292] [2020-12-23 03:39:14,650 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 [2020-12-23 03:39:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:14,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 03:39:14,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:39:15,421 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-12-23 03:39:15,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:39:15,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-12-23 03:39:15,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262940243] [2020-12-23 03:39:15,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:15,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:15,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:15,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:39:15,425 INFO L87 Difference]: Start difference. First operand 4671 states and 5733 transitions. Second operand 3 states. [2020-12-23 03:39:16,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:16,601 INFO L93 Difference]: Finished difference Result 11187 states and 13644 transitions. [2020-12-23 03:39:16,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:16,602 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 302 [2020-12-23 03:39:16,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:16,634 INFO L225 Difference]: With dead ends: 11187 [2020-12-23 03:39:16,634 INFO L226 Difference]: Without dead ends: 6518 [2020-12-23 03:39:16,643 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:39:16,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6518 states. [2020-12-23 03:39:16,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6518 to 6517. [2020-12-23 03:39:16,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6517 states. [2020-12-23 03:39:16,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6517 states to 6517 states and 7815 transitions. [2020-12-23 03:39:16,845 INFO L78 Accepts]: Start accepts. Automaton has 6517 states and 7815 transitions. Word has length 302 [2020-12-23 03:39:16,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:16,846 INFO L481 AbstractCegarLoop]: Abstraction has 6517 states and 7815 transitions. [2020-12-23 03:39:16,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 6517 states and 7815 transitions. [2020-12-23 03:39:16,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2020-12-23 03:39:16,860 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:16,860 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-23 03:39:17,074 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-12-23 03:39:17,074 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:17,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:17,075 INFO L82 PathProgramCache]: Analyzing trace with hash 94013981, now seen corresponding path program 1 times [2020-12-23 03:39:17,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:17,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932500353] [2020-12-23 03:39:17,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:17,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932500353] [2020-12-23 03:39:17,505 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:17,505 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:17,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052086015] [2020-12-23 03:39:17,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:39:17,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:17,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:39:17,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:39:17,507 INFO L87 Difference]: Start difference. First operand 6517 states and 7815 transitions. Second operand 4 states. [2020-12-23 03:39:19,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:19,674 INFO L93 Difference]: Finished difference Result 19503 states and 23666 transitions. [2020-12-23 03:39:19,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:39:19,675 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 321 [2020-12-23 03:39:19,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:19,726 INFO L225 Difference]: With dead ends: 19503 [2020-12-23 03:39:19,727 INFO L226 Difference]: Without dead ends: 12988 [2020-12-23 03:39:19,739 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 [2020-12-23 03:39:19,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12988 states. [2020-12-23 03:39:19,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12988 to 12985. [2020-12-23 03:39:19,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12985 states. [2020-12-23 03:39:20,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12985 states to 12985 states and 15561 transitions. [2020-12-23 03:39:20,014 INFO L78 Accepts]: Start accepts. Automaton has 12985 states and 15561 transitions. Word has length 321 [2020-12-23 03:39:20,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:20,015 INFO L481 AbstractCegarLoop]: Abstraction has 12985 states and 15561 transitions. [2020-12-23 03:39:20,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:39:20,015 INFO L276 IsEmpty]: Start isEmpty. Operand 12985 states and 15561 transitions. [2020-12-23 03:39:20,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2020-12-23 03:39:20,029 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:20,029 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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] [2020-12-23 03:39:20,029 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 03:39:20,030 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:20,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:20,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1652404068, now seen corresponding path program 1 times [2020-12-23 03:39:20,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:20,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355647713] [2020-12-23 03:39:20,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-23 03:39:20,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355647713] [2020-12-23 03:39:20,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:20,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:20,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425320629] [2020-12-23 03:39:20,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:20,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:20,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:20,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:20,305 INFO L87 Difference]: Start difference. First operand 12985 states and 15561 transitions. Second operand 3 states. [2020-12-23 03:39:21,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:21,605 INFO L93 Difference]: Finished difference Result 27432 states and 33135 transitions. [2020-12-23 03:39:21,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:21,605 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 340 [2020-12-23 03:39:21,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:21,636 INFO L225 Difference]: With dead ends: 27432 [2020-12-23 03:39:21,636 INFO L226 Difference]: Without dead ends: 14817 [2020-12-23 03:39:21,655 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 [2020-12-23 03:39:21,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14817 states. [2020-12-23 03:39:21,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14817 to 13153. [2020-12-23 03:39:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13153 states. [2020-12-23 03:39:21,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13153 states to 13153 states and 15320 transitions. [2020-12-23 03:39:21,912 INFO L78 Accepts]: Start accepts. Automaton has 13153 states and 15320 transitions. Word has length 340 [2020-12-23 03:39:21,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:21,913 INFO L481 AbstractCegarLoop]: Abstraction has 13153 states and 15320 transitions. [2020-12-23 03:39:21,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:21,913 INFO L276 IsEmpty]: Start isEmpty. Operand 13153 states and 15320 transitions. [2020-12-23 03:39:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2020-12-23 03:39:21,937 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:21,937 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:39:21,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 03:39:21,938 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:21,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:21,938 INFO L82 PathProgramCache]: Analyzing trace with hash -12984381, now seen corresponding path program 1 times [2020-12-23 03:39:21,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:21,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051380028] [2020-12-23 03:39:21,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2020-12-23 03:39:22,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051380028] [2020-12-23 03:39:22,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:22,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:22,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373138913] [2020-12-23 03:39:22,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:22,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:22,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:22,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:22,357 INFO L87 Difference]: Start difference. First operand 13153 states and 15320 transitions. Second operand 3 states. [2020-12-23 03:39:23,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:23,763 INFO L93 Difference]: Finished difference Result 26299 states and 30704 transitions. [2020-12-23 03:39:23,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:23,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 398 [2020-12-23 03:39:23,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:23,800 INFO L225 Difference]: With dead ends: 26299 [2020-12-23 03:39:23,801 INFO L226 Difference]: Without dead ends: 13702 [2020-12-23 03:39:23,817 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 [2020-12-23 03:39:23,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13702 states. [2020-12-23 03:39:24,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13702 to 13146. [2020-12-23 03:39:24,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13146 states. [2020-12-23 03:39:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13146 states to 13146 states and 14958 transitions. [2020-12-23 03:39:24,047 INFO L78 Accepts]: Start accepts. Automaton has 13146 states and 14958 transitions. Word has length 398 [2020-12-23 03:39:24,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:24,048 INFO L481 AbstractCegarLoop]: Abstraction has 13146 states and 14958 transitions. [2020-12-23 03:39:24,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 13146 states and 14958 transitions. [2020-12-23 03:39:24,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2020-12-23 03:39:24,068 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:24,069 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:24,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 03:39:24,069 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:24,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:24,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1552606349, now seen corresponding path program 1 times [2020-12-23 03:39:24,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:24,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616826596] [2020-12-23 03:39:24,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:24,422 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-12-23 03:39:24,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616826596] [2020-12-23 03:39:24,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:24,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:24,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349727773] [2020-12-23 03:39:24,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:24,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:24,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:24,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:24,425 INFO L87 Difference]: Start difference. First operand 13146 states and 14958 transitions. Second operand 3 states. [2020-12-23 03:39:25,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:25,796 INFO L93 Difference]: Finished difference Result 28502 states and 32550 transitions. [2020-12-23 03:39:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:25,797 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 401 [2020-12-23 03:39:25,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:25,829 INFO L225 Difference]: With dead ends: 28502 [2020-12-23 03:39:25,829 INFO L226 Difference]: Without dead ends: 15726 [2020-12-23 03:39:25,847 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 [2020-12-23 03:39:25,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15726 states. [2020-12-23 03:39:26,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15726 to 14798. [2020-12-23 03:39:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14798 states. [2020-12-23 03:39:26,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14798 states to 14798 states and 16863 transitions. [2020-12-23 03:39:26,085 INFO L78 Accepts]: Start accepts. Automaton has 14798 states and 16863 transitions. Word has length 401 [2020-12-23 03:39:26,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:26,086 INFO L481 AbstractCegarLoop]: Abstraction has 14798 states and 16863 transitions. [2020-12-23 03:39:26,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 14798 states and 16863 transitions. [2020-12-23 03:39:26,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2020-12-23 03:39:26,107 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:26,108 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-23 03:39:26,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 03:39:26,108 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:26,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:26,109 INFO L82 PathProgramCache]: Analyzing trace with hash -284474862, now seen corresponding path program 1 times [2020-12-23 03:39:26,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:26,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585431485] [2020-12-23 03:39:26,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:26,629 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 176 proven. 225 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-12-23 03:39:26,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585431485] [2020-12-23 03:39:26,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483309390] [2020-12-23 03:39:26,630 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 [2020-12-23 03:39:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:26,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-23 03:39:26,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:39:27,915 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 277 proven. 226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:27,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 03:39:27,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 8 [2020-12-23 03:39:27,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438587309] [2020-12-23 03:39:27,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 03:39:27,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:27,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 03:39:27,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-12-23 03:39:27,919 INFO L87 Difference]: Start difference. First operand 14798 states and 16863 transitions. Second operand 9 states. [2020-12-23 03:39:36,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:36,812 INFO L93 Difference]: Finished difference Result 40091 states and 45833 transitions. [2020-12-23 03:39:36,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-23 03:39:36,817 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 424 [2020-12-23 03:39:36,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:36,867 INFO L225 Difference]: With dead ends: 40091 [2020-12-23 03:39:36,867 INFO L226 Difference]: Without dead ends: 25661 [2020-12-23 03:39:36,883 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 420 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=156, Invalid=350, Unknown=0, NotChecked=0, Total=506 [2020-12-23 03:39:36,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25661 states. [2020-12-23 03:39:37,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25661 to 20872. [2020-12-23 03:39:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20872 states. [2020-12-23 03:39:37,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20872 states to 20872 states and 23644 transitions. [2020-12-23 03:39:37,442 INFO L78 Accepts]: Start accepts. Automaton has 20872 states and 23644 transitions. Word has length 424 [2020-12-23 03:39:37,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:37,443 INFO L481 AbstractCegarLoop]: Abstraction has 20872 states and 23644 transitions. [2020-12-23 03:39:37,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 03:39:37,443 INFO L276 IsEmpty]: Start isEmpty. Operand 20872 states and 23644 transitions. [2020-12-23 03:39:37,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2020-12-23 03:39:37,472 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:37,472 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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] [2020-12-23 03:39:37,686 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-23 03:39:37,687 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:37,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:37,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1652246547, now seen corresponding path program 1 times [2020-12-23 03:39:37,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:37,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362979001] [2020-12-23 03:39:37,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:38,736 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 447 proven. 61 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2020-12-23 03:39:38,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362979001] [2020-12-23 03:39:38,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979040280] [2020-12-23 03:39:38,736 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 [2020-12-23 03:39:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:38,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 03:39:38,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:39:39,682 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2020-12-23 03:39:39,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:39:39,683 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 03:39:39,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460919706] [2020-12-23 03:39:39,684 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:39,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:39,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:39,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:39:39,685 INFO L87 Difference]: Start difference. First operand 20872 states and 23644 transitions. Second operand 3 states. [2020-12-23 03:39:40,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:40,941 INFO L93 Difference]: Finished difference Result 38600 states and 43856 transitions. [2020-12-23 03:39:40,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:40,942 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 495 [2020-12-23 03:39:40,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:40,978 INFO L225 Difference]: With dead ends: 38600 [2020-12-23 03:39:40,979 INFO L226 Difference]: Without dead ends: 20681 [2020-12-23 03:39:40,994 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 494 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:39:41,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20681 states. [2020-12-23 03:39:41,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20681 to 20676. [2020-12-23 03:39:41,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20676 states. [2020-12-23 03:39:41,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20676 states to 20676 states and 23076 transitions. [2020-12-23 03:39:41,375 INFO L78 Accepts]: Start accepts. Automaton has 20676 states and 23076 transitions. Word has length 495 [2020-12-23 03:39:41,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:41,376 INFO L481 AbstractCegarLoop]: Abstraction has 20676 states and 23076 transitions. [2020-12-23 03:39:41,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:41,377 INFO L276 IsEmpty]: Start isEmpty. Operand 20676 states and 23076 transitions. [2020-12-23 03:39:41,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2020-12-23 03:39:41,407 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:41,407 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:41,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-23 03:39:41,621 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:41,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:41,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1708266968, now seen corresponding path program 1 times [2020-12-23 03:39:41,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:41,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762978284] [2020-12-23 03:39:41,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:42,553 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 447 proven. 85 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2020-12-23 03:39:42,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762978284] [2020-12-23 03:39:42,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247758528] [2020-12-23 03:39:42,554 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 [2020-12-23 03:39:42,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:42,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 03:39:42,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:39:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2020-12-23 03:39:43,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:39:43,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 03:39:43,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990333894] [2020-12-23 03:39:43,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:43,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:43,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:43,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:39:43,459 INFO L87 Difference]: Start difference. First operand 20676 states and 23076 transitions. Second operand 3 states. [2020-12-23 03:39:44,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:44,735 INFO L93 Difference]: Finished difference Result 39696 states and 44303 transitions. [2020-12-23 03:39:44,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:44,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 507 [2020-12-23 03:39:44,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:44,771 INFO L225 Difference]: With dead ends: 39696 [2020-12-23 03:39:44,771 INFO L226 Difference]: Without dead ends: 21972 [2020-12-23 03:39:44,789 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 510 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:39:44,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21972 states. [2020-12-23 03:39:45,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21972 to 21230. [2020-12-23 03:39:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21230 states. [2020-12-23 03:39:45,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21230 states to 21230 states and 23635 transitions. [2020-12-23 03:39:45,133 INFO L78 Accepts]: Start accepts. Automaton has 21230 states and 23635 transitions. Word has length 507 [2020-12-23 03:39:45,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:45,134 INFO L481 AbstractCegarLoop]: Abstraction has 21230 states and 23635 transitions. [2020-12-23 03:39:45,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:45,134 INFO L276 IsEmpty]: Start isEmpty. Operand 21230 states and 23635 transitions. [2020-12-23 03:39:45,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2020-12-23 03:39:45,154 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:45,154 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:45,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:39:45,369 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:45,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:45,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1545968281, now seen corresponding path program 1 times [2020-12-23 03:39:45,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:45,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881489121] [2020-12-23 03:39:45,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:46,454 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 508 proven. 24 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2020-12-23 03:39:46,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881489121] [2020-12-23 03:39:46,454 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [903041266] [2020-12-23 03:39:46,455 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 [2020-12-23 03:39:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:46,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 03:39:46,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:39:47,692 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2020-12-23 03:39:47,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:39:47,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2020-12-23 03:39:47,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520373327] [2020-12-23 03:39:47,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:39:47,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:47,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:39:47,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-12-23 03:39:47,699 INFO L87 Difference]: Start difference. First operand 21230 states and 23635 transitions. Second operand 4 states. [2020-12-23 03:39:49,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:49,728 INFO L93 Difference]: Finished difference Result 44484 states and 49464 transitions. [2020-12-23 03:39:49,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:39:49,730 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 508 [2020-12-23 03:39:49,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:49,765 INFO L225 Difference]: With dead ends: 44484 [2020-12-23 03:39:49,766 INFO L226 Difference]: Without dead ends: 23440 [2020-12-23 03:39:49,784 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-12-23 03:39:49,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23440 states. [2020-12-23 03:39:50,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23440 to 21038. [2020-12-23 03:39:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21038 states. [2020-12-23 03:39:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21038 states to 21038 states and 23334 transitions. [2020-12-23 03:39:50,148 INFO L78 Accepts]: Start accepts. Automaton has 21038 states and 23334 transitions. Word has length 508 [2020-12-23 03:39:50,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:50,149 INFO L481 AbstractCegarLoop]: Abstraction has 21038 states and 23334 transitions. [2020-12-23 03:39:50,149 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:39:50,149 INFO L276 IsEmpty]: Start isEmpty. Operand 21038 states and 23334 transitions. [2020-12-23 03:39:50,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2020-12-23 03:39:50,174 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:50,174 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-12-23 03:39:50,387 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-23 03:39:50,388 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:50,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:50,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1134199501, now seen corresponding path program 1 times [2020-12-23 03:39:50,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:50,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001710631] [2020-12-23 03:39:50,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:51,915 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 572 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:51,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001710631] [2020-12-23 03:39:51,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2016025165] [2020-12-23 03:39:51,915 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:39:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:52,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 03:39:52,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:39:52,696 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-12-23 03:39:52,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:39:52,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2020-12-23 03:39:52,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718292681] [2020-12-23 03:39:52,698 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:52,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:52,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:52,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-12-23 03:39:52,699 INFO L87 Difference]: Start difference. First operand 21038 states and 23334 transitions. Second operand 3 states. [2020-12-23 03:39:53,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:53,937 INFO L93 Difference]: Finished difference Result 43559 states and 48345 transitions. [2020-12-23 03:39:53,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:53,938 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 535 [2020-12-23 03:39:53,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:53,972 INFO L225 Difference]: With dead ends: 43559 [2020-12-23 03:39:53,972 INFO L226 Difference]: Without dead ends: 22891 [2020-12-23 03:39:53,992 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 535 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-12-23 03:39:54,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22891 states. [2020-12-23 03:39:54,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22891 to 22326. [2020-12-23 03:39:54,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22326 states. [2020-12-23 03:39:54,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22326 states to 22326 states and 24709 transitions. [2020-12-23 03:39:54,328 INFO L78 Accepts]: Start accepts. Automaton has 22326 states and 24709 transitions. Word has length 535 [2020-12-23 03:39:54,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:54,329 INFO L481 AbstractCegarLoop]: Abstraction has 22326 states and 24709 transitions. [2020-12-23 03:39:54,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:54,329 INFO L276 IsEmpty]: Start isEmpty. Operand 22326 states and 24709 transitions. [2020-12-23 03:39:54,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2020-12-23 03:39:54,496 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:54,497 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:39:54,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-23 03:39:54,698 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:54,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:54,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1764270116, now seen corresponding path program 1 times [2020-12-23 03:39:54,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:54,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134361207] [2020-12-23 03:39:54,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2020-12-23 03:39:55,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134361207] [2020-12-23 03:39:55,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:55,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:39:55,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382532398] [2020-12-23 03:39:55,086 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:39:55,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:55,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:39:55,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:39:55,087 INFO L87 Difference]: Start difference. First operand 22326 states and 24709 transitions. Second operand 4 states. [2020-12-23 03:39:57,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:57,181 INFO L93 Difference]: Finished difference Result 46493 states and 51394 transitions. [2020-12-23 03:39:57,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:39:57,182 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 540 [2020-12-23 03:39:57,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:57,207 INFO L225 Difference]: With dead ends: 46493 [2020-12-23 03:39:57,207 INFO L226 Difference]: Without dead ends: 26751 [2020-12-23 03:39:57,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:39:57,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26751 states. [2020-12-23 03:39:57,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26751 to 22693. [2020-12-23 03:39:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22693 states. [2020-12-23 03:39:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22693 states to 22693 states and 25061 transitions. [2020-12-23 03:39:57,654 INFO L78 Accepts]: Start accepts. Automaton has 22693 states and 25061 transitions. Word has length 540 [2020-12-23 03:39:57,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:57,654 INFO L481 AbstractCegarLoop]: Abstraction has 22693 states and 25061 transitions. [2020-12-23 03:39:57,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:39:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 22693 states and 25061 transitions. [2020-12-23 03:39:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2020-12-23 03:39:57,686 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:57,687 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-12-23 03:39:57,687 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 03:39:57,688 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:57,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:57,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1897223337, now seen corresponding path program 1 times [2020-12-23 03:39:57,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:57,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266113034] [2020-12-23 03:39:57,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2020-12-23 03:39:58,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266113034] [2020-12-23 03:39:58,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:58,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:58,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204606973] [2020-12-23 03:39:58,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:58,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:58,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:58,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:58,372 INFO L87 Difference]: Start difference. First operand 22693 states and 25061 transitions. Second operand 3 states. [2020-12-23 03:39:59,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:59,696 INFO L93 Difference]: Finished difference Result 48151 states and 53323 transitions. [2020-12-23 03:39:59,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:59,696 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 589 [2020-12-23 03:39:59,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:59,730 INFO L225 Difference]: With dead ends: 48151 [2020-12-23 03:39:59,730 INFO L226 Difference]: Without dead ends: 25828 [2020-12-23 03:39:59,748 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 [2020-12-23 03:39:59,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25828 states. [2020-12-23 03:40:00,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25828 to 22877. [2020-12-23 03:40:00,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22877 states. [2020-12-23 03:40:00,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22877 states to 22877 states and 25279 transitions. [2020-12-23 03:40:00,161 INFO L78 Accepts]: Start accepts. Automaton has 22877 states and 25279 transitions. Word has length 589 [2020-12-23 03:40:00,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:00,161 INFO L481 AbstractCegarLoop]: Abstraction has 22877 states and 25279 transitions. [2020-12-23 03:40:00,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 22877 states and 25279 transitions. [2020-12-23 03:40:00,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2020-12-23 03:40:00,187 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:00,188 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:00,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 03:40:00,188 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:00,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:00,189 INFO L82 PathProgramCache]: Analyzing trace with hash -497945450, now seen corresponding path program 1 times [2020-12-23 03:40:00,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:00,189 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365437158] [2020-12-23 03:40:00,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 828 proven. 61 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2020-12-23 03:40:01,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365437158] [2020-12-23 03:40:01,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814354218] [2020-12-23 03:40:01,369 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:40:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:01,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 03:40:01,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 889 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2020-12-23 03:40:02,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:40:02,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 03:40:02,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831802085] [2020-12-23 03:40:02,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:02,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:02,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:02,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:40:02,339 INFO L87 Difference]: Start difference. First operand 22877 states and 25279 transitions. Second operand 3 states. [2020-12-23 03:40:03,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:03,669 INFO L93 Difference]: Finished difference Result 43551 states and 48054 transitions. [2020-12-23 03:40:03,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:03,670 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 597 [2020-12-23 03:40:03,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:03,691 INFO L225 Difference]: With dead ends: 43551 [2020-12-23 03:40:03,691 INFO L226 Difference]: Without dead ends: 23810 [2020-12-23 03:40:03,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 596 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:40:03,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23810 states. [2020-12-23 03:40:03,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23810 to 22693. [2020-12-23 03:40:03,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22693 states. [2020-12-23 03:40:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22693 states to 22693 states and 25065 transitions. [2020-12-23 03:40:04,077 INFO L78 Accepts]: Start accepts. Automaton has 22693 states and 25065 transitions. Word has length 597 [2020-12-23 03:40:04,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:04,077 INFO L481 AbstractCegarLoop]: Abstraction has 22693 states and 25065 transitions. [2020-12-23 03:40:04,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 22693 states and 25065 transitions. [2020-12-23 03:40:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2020-12-23 03:40:04,093 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:04,093 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:04,298 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:40:04,299 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:04,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:04,300 INFO L82 PathProgramCache]: Analyzing trace with hash 58298903, now seen corresponding path program 1 times [2020-12-23 03:40:04,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:04,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046585592] [2020-12-23 03:40:04,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 675 proven. 0 refuted. 0 times theorem prover too weak. 557 trivial. 0 not checked. [2020-12-23 03:40:04,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046585592] [2020-12-23 03:40:04,927 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:04,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:04,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118452775] [2020-12-23 03:40:04,928 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:04,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:04,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:04,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:04,929 INFO L87 Difference]: Start difference. First operand 22693 states and 25065 transitions. Second operand 3 states. [2020-12-23 03:40:06,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:06,375 INFO L93 Difference]: Finished difference Result 48150 states and 53435 transitions. [2020-12-23 03:40:06,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:06,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 598 [2020-12-23 03:40:06,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:06,401 INFO L225 Difference]: With dead ends: 48150 [2020-12-23 03:40:06,402 INFO L226 Difference]: Without dead ends: 25826 [2020-12-23 03:40:06,416 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 [2020-12-23 03:40:06,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25826 states. [2020-12-23 03:40:06,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25826 to 24899. [2020-12-23 03:40:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24899 states. [2020-12-23 03:40:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24899 states to 24899 states and 27456 transitions. [2020-12-23 03:40:06,689 INFO L78 Accepts]: Start accepts. Automaton has 24899 states and 27456 transitions. Word has length 598 [2020-12-23 03:40:06,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:06,689 INFO L481 AbstractCegarLoop]: Abstraction has 24899 states and 27456 transitions. [2020-12-23 03:40:06,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 24899 states and 27456 transitions. [2020-12-23 03:40:06,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2020-12-23 03:40:06,706 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:06,707 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:06,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 03:40:06,707 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:06,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:06,708 INFO L82 PathProgramCache]: Analyzing trace with hash -352651479, now seen corresponding path program 1 times [2020-12-23 03:40:06,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:06,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560829901] [2020-12-23 03:40:06,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:07,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1289 backedges. 698 proven. 0 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2020-12-23 03:40:07,274 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560829901] [2020-12-23 03:40:07,274 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:07,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:07,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602988855] [2020-12-23 03:40:07,275 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:07,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:07,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:07,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:07,276 INFO L87 Difference]: Start difference. First operand 24899 states and 27456 transitions. Second operand 3 states. [2020-12-23 03:40:08,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:08,634 INFO L93 Difference]: Finished difference Result 46662 states and 51434 transitions. [2020-12-23 03:40:08,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:08,637 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 652 [2020-12-23 03:40:08,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:08,661 INFO L225 Difference]: With dead ends: 46662 [2020-12-23 03:40:08,662 INFO L226 Difference]: Without dead ends: 25267 [2020-12-23 03:40:08,677 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 [2020-12-23 03:40:08,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25267 states. [2020-12-23 03:40:08,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25267 to 23607. [2020-12-23 03:40:08,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23607 states. [2020-12-23 03:40:08,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23607 states to 23607 states and 26039 transitions. [2020-12-23 03:40:08,917 INFO L78 Accepts]: Start accepts. Automaton has 23607 states and 26039 transitions. Word has length 652 [2020-12-23 03:40:08,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:08,918 INFO L481 AbstractCegarLoop]: Abstraction has 23607 states and 26039 transitions. [2020-12-23 03:40:08,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:08,918 INFO L276 IsEmpty]: Start isEmpty. Operand 23607 states and 26039 transitions. [2020-12-23 03:40:08,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 710 [2020-12-23 03:40:08,936 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:08,937 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:08,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 03:40:08,937 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:08,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:08,938 INFO L82 PathProgramCache]: Analyzing trace with hash 965344910, now seen corresponding path program 1 times [2020-12-23 03:40:08,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:08,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127356773] [2020-12-23 03:40:08,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1789 backedges. 1236 proven. 0 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked. [2020-12-23 03:40:09,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127356773] [2020-12-23 03:40:09,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:09,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:09,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5660410] [2020-12-23 03:40:09,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:40:09,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:09,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:40:09,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:40:09,618 INFO L87 Difference]: Start difference. First operand 23607 states and 26039 transitions. Second operand 4 states. [2020-12-23 03:40:11,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:11,734 INFO L93 Difference]: Finished difference Result 51088 states and 56298 transitions. [2020-12-23 03:40:11,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:40:11,735 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 709 [2020-12-23 03:40:11,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:11,765 INFO L225 Difference]: With dead ends: 51088 [2020-12-23 03:40:11,765 INFO L226 Difference]: Without dead ends: 30615 [2020-12-23 03:40:11,780 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 [2020-12-23 03:40:11,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30615 states. [2020-12-23 03:40:12,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30615 to 21767. [2020-12-23 03:40:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21767 states. [2020-12-23 03:40:12,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21767 states to 21767 states and 24051 transitions. [2020-12-23 03:40:12,149 INFO L78 Accepts]: Start accepts. Automaton has 21767 states and 24051 transitions. Word has length 709 [2020-12-23 03:40:12,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:12,150 INFO L481 AbstractCegarLoop]: Abstraction has 21767 states and 24051 transitions. [2020-12-23 03:40:12,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:40:12,150 INFO L276 IsEmpty]: Start isEmpty. Operand 21767 states and 24051 transitions. [2020-12-23 03:40:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 792 [2020-12-23 03:40:12,167 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:12,168 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2020-12-23 03:40:12,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 03:40:12,168 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:12,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:12,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1375518239, now seen corresponding path program 1 times [2020-12-23 03:40:12,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:12,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602207926] [2020-12-23 03:40:12,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2310 backedges. 1077 proven. 0 refuted. 0 times theorem prover too weak. 1233 trivial. 0 not checked. [2020-12-23 03:40:12,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602207926] [2020-12-23 03:40:12,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:12,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:12,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510759226] [2020-12-23 03:40:12,846 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:40:12,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:12,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:40:12,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:40:12,847 INFO L87 Difference]: Start difference. First operand 21767 states and 24051 transitions. Second operand 4 states. [2020-12-23 03:40:15,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:15,210 INFO L93 Difference]: Finished difference Result 52380 states and 58021 transitions. [2020-12-23 03:40:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:40:15,211 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 791 [2020-12-23 03:40:15,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:15,242 INFO L225 Difference]: With dead ends: 52380 [2020-12-23 03:40:15,242 INFO L226 Difference]: Without dead ends: 30983 [2020-12-23 03:40:15,256 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 [2020-12-23 03:40:15,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30983 states. [2020-12-23 03:40:15,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30983 to 26561. [2020-12-23 03:40:15,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26561 states. [2020-12-23 03:40:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26561 states to 26561 states and 29034 transitions. [2020-12-23 03:40:15,558 INFO L78 Accepts]: Start accepts. Automaton has 26561 states and 29034 transitions. Word has length 791 [2020-12-23 03:40:15,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:15,559 INFO L481 AbstractCegarLoop]: Abstraction has 26561 states and 29034 transitions. [2020-12-23 03:40:15,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:40:15,559 INFO L276 IsEmpty]: Start isEmpty. Operand 26561 states and 29034 transitions. [2020-12-23 03:40:15,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 861 [2020-12-23 03:40:15,582 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:15,582 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2020-12-23 03:40:15,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 03:40:15,583 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:15,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:15,584 INFO L82 PathProgramCache]: Analyzing trace with hash -1612885747, now seen corresponding path program 1 times [2020-12-23 03:40:15,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:15,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806979671] [2020-12-23 03:40:15,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2469 backedges. 1886 proven. 0 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2020-12-23 03:40:16,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806979671] [2020-12-23 03:40:16,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:16,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:40:16,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972300372] [2020-12-23 03:40:16,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:40:16,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:16,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:40:16,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:40:16,526 INFO L87 Difference]: Start difference. First operand 26561 states and 29034 transitions. Second operand 4 states. [2020-12-23 03:40:19,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:19,202 INFO L93 Difference]: Finished difference Result 62889 states and 68703 transitions. [2020-12-23 03:40:19,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:40:19,203 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 860 [2020-12-23 03:40:19,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:19,240 INFO L225 Difference]: With dead ends: 62889 [2020-12-23 03:40:19,240 INFO L226 Difference]: Without dead ends: 38910 [2020-12-23 03:40:19,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:40:19,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38910 states. [2020-12-23 03:40:19,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38910 to 28591. [2020-12-23 03:40:19,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28591 states. [2020-12-23 03:40:19,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28591 states to 28591 states and 31215 transitions. [2020-12-23 03:40:19,734 INFO L78 Accepts]: Start accepts. Automaton has 28591 states and 31215 transitions. Word has length 860 [2020-12-23 03:40:19,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:19,735 INFO L481 AbstractCegarLoop]: Abstraction has 28591 states and 31215 transitions. [2020-12-23 03:40:19,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:40:19,735 INFO L276 IsEmpty]: Start isEmpty. Operand 28591 states and 31215 transitions. [2020-12-23 03:40:19,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1068 [2020-12-23 03:40:19,763 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:19,764 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-23 03:40:19,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 03:40:19,764 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:19,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:19,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1417283486, now seen corresponding path program 1 times [2020-12-23 03:40:19,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:19,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270423637] [2020-12-23 03:40:19,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3855 backedges. 2290 proven. 830 refuted. 0 times theorem prover too weak. 735 trivial. 0 not checked. [2020-12-23 03:40:22,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270423637] [2020-12-23 03:40:22,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [355470724] [2020-12-23 03:40:22,262 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:40:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:22,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 1385 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 03:40:22,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:24,060 INFO L134 CoverageAnalysis]: Checked inductivity of 3855 backedges. 2335 proven. 0 refuted. 0 times theorem prover too weak. 1520 trivial. 0 not checked. [2020-12-23 03:40:24,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:40:24,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2020-12-23 03:40:24,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544368815] [2020-12-23 03:40:24,061 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:24,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:24,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:24,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-23 03:40:24,062 INFO L87 Difference]: Start difference. First operand 28591 states and 31215 transitions. Second operand 3 states. [2020-12-23 03:40:25,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:25,372 INFO L93 Difference]: Finished difference Result 58118 states and 63474 transitions. [2020-12-23 03:40:25,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:25,373 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1067 [2020-12-23 03:40:25,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:25,401 INFO L225 Difference]: With dead ends: 58118 [2020-12-23 03:40:25,401 INFO L226 Difference]: Without dead ends: 29897 [2020-12-23 03:40:25,418 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1074 GetRequests, 1068 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-23 03:40:25,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29897 states. [2020-12-23 03:40:25,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29897 to 29887. [2020-12-23 03:40:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29887 states. [2020-12-23 03:40:25,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29887 states to 29887 states and 32566 transitions. [2020-12-23 03:40:25,808 INFO L78 Accepts]: Start accepts. Automaton has 29887 states and 32566 transitions. Word has length 1067 [2020-12-23 03:40:25,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:25,809 INFO L481 AbstractCegarLoop]: Abstraction has 29887 states and 32566 transitions. [2020-12-23 03:40:25,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:25,809 INFO L276 IsEmpty]: Start isEmpty. Operand 29887 states and 32566 transitions. [2020-12-23 03:40:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1157 [2020-12-23 03:40:25,835 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:25,836 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 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, 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] [2020-12-23 03:40:26,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2020-12-23 03:40:26,043 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:26,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:26,044 INFO L82 PathProgramCache]: Analyzing trace with hash 750491527, now seen corresponding path program 1 times [2020-12-23 03:40:26,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:26,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068698683] [2020-12-23 03:40:26,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:27,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4066 backedges. 1501 proven. 0 refuted. 0 times theorem prover too weak. 2565 trivial. 0 not checked. [2020-12-23 03:40:27,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068698683] [2020-12-23 03:40:27,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:27,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:27,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792175847] [2020-12-23 03:40:27,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:40:27,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:27,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:40:27,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:40:27,523 INFO L87 Difference]: Start difference. First operand 29887 states and 32566 transitions. Second operand 4 states. [2020-12-23 03:40:29,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:29,849 INFO L93 Difference]: Finished difference Result 61429 states and 66904 transitions. [2020-12-23 03:40:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:40:29,850 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1156 [2020-12-23 03:40:29,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:29,878 INFO L225 Difference]: With dead ends: 61429 [2020-12-23 03:40:29,878 INFO L226 Difference]: Without dead ends: 31360 [2020-12-23 03:40:29,895 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 [2020-12-23 03:40:29,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31360 states. [2020-12-23 03:40:30,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31360 to 31175. [2020-12-23 03:40:30,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31175 states. [2020-12-23 03:40:30,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31175 states to 31175 states and 33892 transitions. [2020-12-23 03:40:30,225 INFO L78 Accepts]: Start accepts. Automaton has 31175 states and 33892 transitions. Word has length 1156 [2020-12-23 03:40:30,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:30,225 INFO L481 AbstractCegarLoop]: Abstraction has 31175 states and 33892 transitions. [2020-12-23 03:40:30,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:40:30,226 INFO L276 IsEmpty]: Start isEmpty. Operand 31175 states and 33892 transitions. [2020-12-23 03:40:30,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1195 [2020-12-23 03:40:30,253 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:30,254 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-23 03:40:30,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-23 03:40:30,254 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:30,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:30,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1701280617, now seen corresponding path program 1 times [2020-12-23 03:40:30,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:30,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465355401] [2020-12-23 03:40:30,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4127 backedges. 2240 proven. 73 refuted. 0 times theorem prover too weak. 1814 trivial. 0 not checked. [2020-12-23 03:40:32,387 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465355401] [2020-12-23 03:40:32,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610683392] [2020-12-23 03:40:32,388 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:40:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:32,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 1513 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 03:40:32,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:34,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4127 backedges. 2598 proven. 0 refuted. 0 times theorem prover too weak. 1529 trivial. 0 not checked. [2020-12-23 03:40:34,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:40:34,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-23 03:40:34,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464126302] [2020-12-23 03:40:34,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:34,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:34,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:34,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 03:40:34,453 INFO L87 Difference]: Start difference. First operand 31175 states and 33892 transitions. Second operand 3 states. [2020-12-23 03:40:36,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:36,023 INFO L93 Difference]: Finished difference Result 69908 states and 76013 transitions. [2020-12-23 03:40:36,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:36,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1194 [2020-12-23 03:40:36,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:36,067 INFO L225 Difference]: With dead ends: 69908 [2020-12-23 03:40:36,068 INFO L226 Difference]: Without dead ends: 39103 [2020-12-23 03:40:36,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1197 GetRequests, 1194 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 03:40:36,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39103 states. [2020-12-23 03:40:36,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39103 to 30267. [2020-12-23 03:40:36,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30267 states. [2020-12-23 03:40:36,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30267 states to 30267 states and 32769 transitions. [2020-12-23 03:40:36,603 INFO L78 Accepts]: Start accepts. Automaton has 30267 states and 32769 transitions. Word has length 1194 [2020-12-23 03:40:36,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:36,603 INFO L481 AbstractCegarLoop]: Abstraction has 30267 states and 32769 transitions. [2020-12-23 03:40:36,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:36,604 INFO L276 IsEmpty]: Start isEmpty. Operand 30267 states and 32769 transitions. [2020-12-23 03:40:36,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1356 [2020-12-23 03:40:36,633 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:36,633 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 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, 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] [2020-12-23 03:40:36,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2020-12-23 03:40:36,835 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:36,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:36,836 INFO L82 PathProgramCache]: Analyzing trace with hash 164681189, now seen corresponding path program 1 times [2020-12-23 03:40:36,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:36,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271517486] [2020-12-23 03:40:36,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:39,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6001 backedges. 3683 proven. 811 refuted. 0 times theorem prover too weak. 1507 trivial. 0 not checked. [2020-12-23 03:40:39,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271517486] [2020-12-23 03:40:39,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041623330] [2020-12-23 03:40:39,714 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:40:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:40,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 1734 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 03:40:40,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:42,491 INFO L134 CoverageAnalysis]: Checked inductivity of 6001 backedges. 3704 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2020-12-23 03:40:42,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:40:42,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-12-23 03:40:42,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932402906] [2020-12-23 03:40:42,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:42,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:42,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:42,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-23 03:40:42,494 INFO L87 Difference]: Start difference. First operand 30267 states and 32769 transitions. Second operand 3 states. [2020-12-23 03:40:43,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:43,843 INFO L93 Difference]: Finished difference Result 62928 states and 68059 transitions. [2020-12-23 03:40:43,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:43,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1355 [2020-12-23 03:40:43,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:43,884 INFO L225 Difference]: With dead ends: 62928 [2020-12-23 03:40:43,884 INFO L226 Difference]: Without dead ends: 32295 [2020-12-23 03:40:43,905 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1362 GetRequests, 1357 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-23 03:40:43,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32295 states. [2020-12-23 03:40:44,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32295 to 31371. [2020-12-23 03:40:44,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31371 states. [2020-12-23 03:40:44,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31371 states to 31371 states and 33838 transitions. [2020-12-23 03:40:44,260 INFO L78 Accepts]: Start accepts. Automaton has 31371 states and 33838 transitions. Word has length 1355 [2020-12-23 03:40:44,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:44,261 INFO L481 AbstractCegarLoop]: Abstraction has 31371 states and 33838 transitions. [2020-12-23 03:40:44,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:44,261 INFO L276 IsEmpty]: Start isEmpty. Operand 31371 states and 33838 transitions. [2020-12-23 03:40:44,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1442 [2020-12-23 03:40:44,292 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:44,292 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:44,493 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2020-12-23 03:40:44,493 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:44,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:44,495 INFO L82 PathProgramCache]: Analyzing trace with hash -405637536, now seen corresponding path program 1 times [2020-12-23 03:40:44,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:44,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844126233] [2020-12-23 03:40:44,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:48,306 INFO L134 CoverageAnalysis]: Checked inductivity of 6354 backedges. 3845 proven. 206 refuted. 0 times theorem prover too weak. 2303 trivial. 0 not checked. [2020-12-23 03:40:48,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844126233] [2020-12-23 03:40:48,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779810756] [2020-12-23 03:40:48,307 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:40:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:48,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 21 conjunts are in the unsatisfiable core [2020-12-23 03:40:48,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:49,890 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 03:40:49,892 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-23 03:40:49,899 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-23 03:40:53,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6354 backedges. 4220 proven. 282 refuted. 0 times theorem prover too weak. 1852 trivial. 0 not checked. [2020-12-23 03:40:53,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 03:40:53,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8] total 9 [2020-12-23 03:40:53,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755695798] [2020-12-23 03:40:53,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 03:40:53,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:53,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 03:40:53,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-12-23 03:40:53,549 INFO L87 Difference]: Start difference. First operand 31371 states and 33838 transitions. Second operand 10 states. [2020-12-23 03:41:00,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:41:00,407 INFO L93 Difference]: Finished difference Result 58557 states and 63211 transitions. [2020-12-23 03:41:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-23 03:41:00,408 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1441 [2020-12-23 03:41:00,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:41:00,437 INFO L225 Difference]: With dead ends: 58557 [2020-12-23 03:41:00,437 INFO L226 Difference]: Without dead ends: 27188 [2020-12-23 03:41:00,453 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1456 GetRequests, 1436 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2020-12-23 03:41:00,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27188 states. [2020-12-23 03:41:00,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27188 to 23263. [2020-12-23 03:41:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23263 states. [2020-12-23 03:41:00,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23263 states to 23263 states and 24938 transitions. [2020-12-23 03:41:00,764 INFO L78 Accepts]: Start accepts. Automaton has 23263 states and 24938 transitions. Word has length 1441 [2020-12-23 03:41:00,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:41:00,765 INFO L481 AbstractCegarLoop]: Abstraction has 23263 states and 24938 transitions. [2020-12-23 03:41:00,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 03:41:00,765 INFO L276 IsEmpty]: Start isEmpty. Operand 23263 states and 24938 transitions. [2020-12-23 03:41:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1546 [2020-12-23 03:41:00,790 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:41:00,791 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2020-12-23 03:41:00,991 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:41:00,992 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:41:00,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:41:00,994 INFO L82 PathProgramCache]: Analyzing trace with hash -624013580, now seen corresponding path program 1 times [2020-12-23 03:41:00,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:41:00,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133676172] [2020-12-23 03:41:00,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:41:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:41:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 8200 backedges. 5437 proven. 0 refuted. 0 times theorem prover too weak. 2763 trivial. 0 not checked. [2020-12-23 03:41:03,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133676172] [2020-12-23 03:41:03,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:41:03,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:41:03,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688910922] [2020-12-23 03:41:03,412 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:41:03,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:41:03,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:41:03,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:41:03,413 INFO L87 Difference]: Start difference. First operand 23263 states and 24938 transitions. Second operand 4 states. [2020-12-23 03:41:05,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:41:05,050 INFO L93 Difference]: Finished difference Result 37662 states and 40269 transitions. [2020-12-23 03:41:05,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:41:05,051 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1545 [2020-12-23 03:41:05,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:41:05,052 INFO L225 Difference]: With dead ends: 37662 [2020-12-23 03:41:05,052 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 03:41:05,065 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:41:05,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 03:41:05,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 03:41:05,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 03:41:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 03:41:05,065 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1545 [2020-12-23 03:41:05,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:41:05,066 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 03:41:05,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:41:05,066 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 03:41:05,066 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 03:41:05,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-12-23 03:41:05,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 03:41:08,335 WARN L197 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 1190 DAG size of output: 720 [2020-12-23 03:41:10,990 WARN L197 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 1187 DAG size of output: 719 [2020-12-23 03:41:19,556 WARN L197 SmtUtils]: Spent 8.55 s on a formula simplification. DAG size of input: 616 DAG size of output: 103 [2020-12-23 03:41:28,708 WARN L197 SmtUtils]: Spent 9.14 s on a formula simplification. DAG size of input: 616 DAG size of output: 103 [2020-12-23 03:41:28,713 INFO L189 CegarLoopUtils]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-12-23 03:41:28,713 INFO L189 CegarLoopUtils]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,713 INFO L189 CegarLoopUtils]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-12-23 03:41:28,714 INFO L189 CegarLoopUtils]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,714 INFO L189 CegarLoopUtils]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,714 INFO L189 CegarLoopUtils]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,714 INFO L189 CegarLoopUtils]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,714 INFO L189 CegarLoopUtils]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,715 INFO L189 CegarLoopUtils]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,715 INFO L189 CegarLoopUtils]: For program point L169(line 169) no Hoare annotation was computed. [2020-12-23 03:41:28,715 INFO L189 CegarLoopUtils]: For program point L103(line 103) no Hoare annotation was computed. [2020-12-23 03:41:28,715 INFO L189 CegarLoopUtils]: For program point L37(line 37) no Hoare annotation was computed. [2020-12-23 03:41:28,715 INFO L189 CegarLoopUtils]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,715 INFO L189 CegarLoopUtils]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-23 03:41:28,716 INFO L189 CegarLoopUtils]: For program point L106(line 106) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L40(line 40) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L109(line 109) no Hoare annotation was computed. [2020-12-23 03:41:28,717 INFO L189 CegarLoopUtils]: For program point L43(line 43) no Hoare annotation was computed. [2020-12-23 03:41:28,718 INFO L189 CegarLoopUtils]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,718 INFO L189 CegarLoopUtils]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,718 INFO L189 CegarLoopUtils]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,718 INFO L185 CegarLoopUtils]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse21 (+ ~a23~0 43))) (let ((.cse16 (<= ~a29~0 130)) (.cse8 (<= .cse21 0)) (.cse17 (< 0 .cse21)) (.cse6 (<= ~a4~0 0)) (.cse3 (= ~a25~0 12)) (.cse15 (<= ~a23~0 138)) (.cse19 (<= ~a25~0 10)) (.cse14 (<= 10 ~a25~0)) (.cse0 (<= 0 (+ ~a23~0 41))) (.cse10 (<= ~a23~0 600000)) (.cse13 (<= ~a29~0 140)) (.cse1 (<= ~a23~0 312)) (.cse12 (<= ~a29~0 275)) (.cse7 (<= ~a25~0 9)) (.cse18 (<= 247 ~a29~0)) (.cse20 (= ~a25~0 13)) (.cse9 (< 140 ~a29~0)) (.cse2 (= ~a8~0 15)) (.cse11 (<= ~a29~0 245)) (.cse5 (= ~a4~0 1)) (.cse4 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 (<= 10250 ~a29~0) .cse7 .cse2 .cse8 .cse4) (and .cse9 .cse2 .cse3 .cse10 .cse11 .cse4 .cse5) (and .cse12 (<= 312 ~a23~0) .cse9 .cse2 .cse10 .cse4 .cse5) (and .cse6 .cse13 .cse14 .cse2 .cse8 .cse4) (and .cse15 .cse0 .cse5) (and (<= 0 (+ ~a23~0 599772)) .cse1 .cse2 .cse16 .cse3 .cse4 .cse5) (and .cse15 .cse11 .cse5 .cse17) (and .cse6 .cse16 .cse2 .cse8 .cse4) (and .cse7 .cse1 .cse2 .cse5 .cse4 .cse18) (and .cse19 .cse9 .cse14 .cse2 .cse11 .cse5 .cse4) (and .cse19 .cse15 .cse5 .cse17) (and .cse12 .cse6 .cse2 .cse3 .cse4 .cse18) (and .cse6 .cse9 .cse2 .cse3 .cse11 .cse4) (and .cse12 .cse6 .cse2 .cse3 .cse4 (<= (+ ~a23~0 55) 0)) (and .cse19 .cse2 .cse10 .cse5 .cse4 (<= 277 ~a29~0)) (and (= ~a25~0 9) .cse9 (<= ~a29~0 234) (<= 41447 ~a23~0) .cse2 .cse5 .cse4) (and .cse15 .cse19 .cse2 .cse5 .cse4) (and .cse15 .cse20 .cse2 .cse11 .cse4 .cse5) (and .cse0 .cse9 .cse14 .cse2 .cse10 .cse4 .cse5) (and .cse19 .cse14 .cse2 .cse10 .cse5 .cse4) (and .cse0 .cse20 .cse2 .cse10 .cse4 .cse5) (and .cse7 .cse13 .cse1 .cse2 .cse5 .cse4) (and .cse12 .cse7 .cse2 .cse5 .cse4 .cse18) (and .cse20 .cse9 .cse2 .cse11 .cse5 .cse4)))) [2020-12-23 03:41:28,718 INFO L189 CegarLoopUtils]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,718 INFO L189 CegarLoopUtils]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L178(line 178) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L112(line 112) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L192 CegarLoopUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,719 INFO L189 CegarLoopUtils]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L181(line 181) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L115(line 115) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L49(line 49) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,720 INFO L189 CegarLoopUtils]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,721 INFO L189 CegarLoopUtils]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,721 INFO L189 CegarLoopUtils]: For program point L184(line 184) no Hoare annotation was computed. [2020-12-23 03:41:28,721 INFO L189 CegarLoopUtils]: For program point L118(line 118) no Hoare annotation was computed. [2020-12-23 03:41:28,721 INFO L189 CegarLoopUtils]: For program point L52(line 52) no Hoare annotation was computed. [2020-12-23 03:41:28,721 INFO L189 CegarLoopUtils]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,721 INFO L185 CegarLoopUtils]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse21 (+ ~a23~0 43))) (let ((.cse16 (<= ~a29~0 130)) (.cse8 (<= .cse21 0)) (.cse17 (< 0 .cse21)) (.cse6 (<= ~a4~0 0)) (.cse3 (= ~a25~0 12)) (.cse15 (<= ~a23~0 138)) (.cse19 (<= ~a25~0 10)) (.cse14 (<= 10 ~a25~0)) (.cse0 (<= 0 (+ ~a23~0 41))) (.cse10 (<= ~a23~0 600000)) (.cse13 (<= ~a29~0 140)) (.cse1 (<= ~a23~0 312)) (.cse12 (<= ~a29~0 275)) (.cse7 (<= ~a25~0 9)) (.cse18 (<= 247 ~a29~0)) (.cse20 (= ~a25~0 13)) (.cse9 (< 140 ~a29~0)) (.cse2 (= ~a8~0 15)) (.cse11 (<= ~a29~0 245)) (.cse5 (= ~a4~0 1)) (.cse4 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 (<= 10250 ~a29~0) .cse7 .cse2 .cse8 .cse4) (and .cse9 .cse2 .cse3 .cse10 .cse11 .cse4 .cse5) (and .cse12 (<= 312 ~a23~0) .cse9 .cse2 .cse10 .cse4 .cse5) (and .cse6 .cse13 .cse14 .cse2 .cse8 .cse4) (and .cse15 .cse0 .cse5) (and (<= 0 (+ ~a23~0 599772)) .cse1 .cse2 .cse16 .cse3 .cse4 .cse5) (and .cse15 .cse11 .cse5 .cse17) (and .cse6 .cse16 .cse2 .cse8 .cse4) (and .cse7 .cse1 .cse2 .cse5 .cse4 .cse18) (and .cse19 .cse9 .cse14 .cse2 .cse11 .cse5 .cse4) (and .cse19 .cse15 .cse5 .cse17) (and .cse12 .cse6 .cse2 .cse3 .cse4 .cse18) (and .cse6 .cse9 .cse2 .cse3 .cse11 .cse4) (and .cse12 .cse6 .cse2 .cse3 .cse4 (<= (+ ~a23~0 55) 0)) (and .cse19 .cse2 .cse10 .cse5 .cse4 (<= 277 ~a29~0)) (and (= ~a25~0 9) .cse9 (<= ~a29~0 234) (<= 41447 ~a23~0) .cse2 .cse5 .cse4) (and .cse15 .cse19 .cse2 .cse5 .cse4) (and .cse15 .cse20 .cse2 .cse11 .cse4 .cse5) (and .cse0 .cse9 .cse14 .cse2 .cse10 .cse4 .cse5) (and .cse19 .cse14 .cse2 .cse10 .cse5 .cse4) (and .cse0 .cse20 .cse2 .cse10 .cse4 .cse5) (and .cse7 .cse13 .cse1 .cse2 .cse5 .cse4) (and .cse12 .cse7 .cse2 .cse5 .cse4 .cse18) (and .cse20 .cse9 .cse2 .cse11 .cse5 .cse4)))) [2020-12-23 03:41:28,721 INFO L189 CegarLoopUtils]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,721 INFO L189 CegarLoopUtils]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L187(line 187) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L121(line 121) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-12-23 03:41:28,722 INFO L189 CegarLoopUtils]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L124(line 124) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L58(line 58) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-12-23 03:41:28,723 INFO L189 CegarLoopUtils]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L193(line 193) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L127(line 127) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L61(line 61) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,724 INFO L189 CegarLoopUtils]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L196(line 196) no Hoare annotation was computed. [2020-12-23 03:41:28,725 INFO L189 CegarLoopUtils]: For program point L130(line 130) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L64(line 64) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 199) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,726 INFO L189 CegarLoopUtils]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L133(line 133) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L67(line 67) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,727 INFO L189 CegarLoopUtils]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L202(line 202) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L136(line 136) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L70(line 70) no Hoare annotation was computed. [2020-12-23 03:41:28,728 INFO L189 CegarLoopUtils]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L139(line 139) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L73(line 73) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,729 INFO L189 CegarLoopUtils]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L208(line 208) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L142(line 142) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L76(line 76) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,730 INFO L189 CegarLoopUtils]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-12-23 03:41:28,731 INFO L189 CegarLoopUtils]: For program point L211(line 211) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L145(line 145) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L79(line 79) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L148(line 148) no Hoare annotation was computed. [2020-12-23 03:41:28,732 INFO L189 CegarLoopUtils]: For program point L82(line 82) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,733 INFO L189 CegarLoopUtils]: For program point L151(line 151) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L85(line 85) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,734 INFO L189 CegarLoopUtils]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L154(line 154) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L88(line 88) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,735 INFO L189 CegarLoopUtils]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L157(line 157) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L91(line 91) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-12-23 03:41:28,736 INFO L189 CegarLoopUtils]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L160(line 160) no Hoare annotation was computed. [2020-12-23 03:41:28,737 INFO L189 CegarLoopUtils]: For program point L94(line 94) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L163(line 163) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L97(line 97) no Hoare annotation was computed. [2020-12-23 03:41:28,738 INFO L189 CegarLoopUtils]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:28,739 INFO L189 CegarLoopUtils]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,740 INFO L189 CegarLoopUtils]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,740 INFO L189 CegarLoopUtils]: For program point L166(line 166) no Hoare annotation was computed. [2020-12-23 03:41:28,740 INFO L189 CegarLoopUtils]: For program point L100(line 100) no Hoare annotation was computed. [2020-12-23 03:41:28,740 INFO L189 CegarLoopUtils]: For program point L34(line 34) no Hoare annotation was computed. [2020-12-23 03:41:28,740 INFO L189 CegarLoopUtils]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-12-23 03:41:28,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 03:41:28 BoogieIcfgContainer [2020-12-23 03:41:28,776 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 03:41:28,777 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 03:41:28,777 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 03:41:28,777 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 03:41:28,778 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:39:02" (3/4) ... [2020-12-23 03:41:28,782 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 03:41:28,828 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-23 03:41:28,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-23 03:41:28,832 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:41:28,834 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:41:29,035 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem11_label11.c-witness.graphml [2020-12-23 03:41:29,036 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 03:41:29,037 INFO L168 Benchmark]: Toolchain (without parser) took 149959.97 ms. Allocated memory was 151.0 MB in the beginning and 3.7 GB in the end (delta: 3.6 GB). Free memory was 123.6 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2020-12-23 03:41:29,038 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 123.4 MB in the beginning and 123.3 MB in the end (delta: 96.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 03:41:29,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1005.36 ms. Allocated memory is still 151.0 MB. Free memory was 123.4 MB in the beginning and 109.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:29,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.59 ms. Allocated memory is still 151.0 MB. Free memory was 109.0 MB in the beginning and 91.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:29,039 INFO L168 Benchmark]: Boogie Preprocessor took 136.60 ms. Allocated memory is still 151.0 MB. Free memory was 91.7 MB in the beginning and 81.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:29,040 INFO L168 Benchmark]: RCFGBuilder took 1991.14 ms. Allocated memory was 151.0 MB in the beginning and 204.5 MB in the end (delta: 53.5 MB). Free memory was 81.6 MB in the beginning and 103.3 MB in the end (delta: -21.8 MB). Peak memory consumption was 59.1 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:29,040 INFO L168 Benchmark]: TraceAbstraction took 146365.12 ms. Allocated memory was 204.5 MB in the beginning and 3.7 GB in the end (delta: 3.5 GB). Free memory was 102.8 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 2.3 GB. Max. memory is 8.0 GB. [2020-12-23 03:41:29,041 INFO L168 Benchmark]: Witness Printer took 258.99 ms. Allocated memory is still 3.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:29,043 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 123.4 MB in the beginning and 123.3 MB in the end (delta: 96.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1005.36 ms. Allocated memory is still 151.0 MB. Free memory was 123.4 MB in the beginning and 109.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 193.59 ms. Allocated memory is still 151.0 MB. Free memory was 109.0 MB in the beginning and 91.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 136.60 ms. Allocated memory is still 151.0 MB. Free memory was 91.7 MB in the beginning and 81.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1991.14 ms. Allocated memory was 151.0 MB in the beginning and 204.5 MB in the end (delta: 53.5 MB). Free memory was 81.6 MB in the beginning and 103.3 MB in the end (delta: -21.8 MB). Peak memory consumption was 59.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 146365.12 ms. Allocated memory was 204.5 MB in the beginning and 3.7 GB in the end (delta: 3.5 GB). Free memory was 102.8 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 2.3 GB. Max. memory is 8.0 GB. * Witness Printer took 258.99 ms. Allocated memory is still 3.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 199]: 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: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((0 <= a23 + 41 && a23 <= 312) && a8 == 15) && a25 == 12) && a3 == 1) && a4 == 1) || (((((a4 <= 0 && 10250 <= a29) && a25 <= 9) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || ((((((140 < a29 && a8 == 15) && a25 == 12) && a23 <= 600000) && a29 <= 245) && a3 == 1) && a4 == 1)) || ((((((a29 <= 275 && 312 <= a23) && 140 < a29) && a8 == 15) && a23 <= 600000) && a3 == 1) && a4 == 1)) || (((((a4 <= 0 && a29 <= 140) && 10 <= a25) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || ((a23 <= 138 && 0 <= a23 + 41) && a4 == 1)) || ((((((0 <= a23 + 599772 && a23 <= 312) && a8 == 15) && a29 <= 130) && a25 == 12) && a3 == 1) && a4 == 1)) || (((a23 <= 138 && a29 <= 245) && a4 == 1) && 0 < a23 + 43)) || ((((a4 <= 0 && a29 <= 130) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || (((((a25 <= 9 && a23 <= 312) && a8 == 15) && a4 == 1) && a3 == 1) && 247 <= a29)) || ((((((a25 <= 10 && 140 < a29) && 10 <= a25) && a8 == 15) && a29 <= 245) && a4 == 1) && a3 == 1)) || (((a25 <= 10 && a23 <= 138) && a4 == 1) && 0 < a23 + 43)) || (((((a29 <= 275 && a4 <= 0) && a8 == 15) && a25 == 12) && a3 == 1) && 247 <= a29)) || (((((a4 <= 0 && 140 < a29) && a8 == 15) && a25 == 12) && a29 <= 245) && a3 == 1)) || (((((a29 <= 275 && a4 <= 0) && a8 == 15) && a25 == 12) && a3 == 1) && a23 + 55 <= 0)) || (((((a25 <= 10 && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1) && 277 <= a29)) || ((((((a25 == 9 && 140 < a29) && a29 <= 234) && 41447 <= a23) && a8 == 15) && a4 == 1) && a3 == 1)) || ((((a23 <= 138 && a25 <= 10) && a8 == 15) && a4 == 1) && a3 == 1)) || (((((a23 <= 138 && a25 == 13) && a8 == 15) && a29 <= 245) && a3 == 1) && a4 == 1)) || ((((((0 <= a23 + 41 && 140 < a29) && 10 <= a25) && a8 == 15) && a23 <= 600000) && a3 == 1) && a4 == 1)) || (((((a25 <= 10 && 10 <= a25) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || (((((0 <= a23 + 41 && a25 == 13) && a8 == 15) && a23 <= 600000) && a3 == 1) && a4 == 1)) || (((((a25 <= 9 && a29 <= 140) && a23 <= 312) && a8 == 15) && a4 == 1) && a3 == 1)) || (((((a29 <= 275 && a25 <= 9) && a8 == 15) && a4 == 1) && a3 == 1) && 247 <= a29)) || (((((a25 == 13 && 140 < a29) && a8 == 15) && a29 <= 245) && a4 == 1) && a3 == 1) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((0 <= a23 + 41 && a23 <= 312) && a8 == 15) && a25 == 12) && a3 == 1) && a4 == 1) || (((((a4 <= 0 && 10250 <= a29) && a25 <= 9) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || ((((((140 < a29 && a8 == 15) && a25 == 12) && a23 <= 600000) && a29 <= 245) && a3 == 1) && a4 == 1)) || ((((((a29 <= 275 && 312 <= a23) && 140 < a29) && a8 == 15) && a23 <= 600000) && a3 == 1) && a4 == 1)) || (((((a4 <= 0 && a29 <= 140) && 10 <= a25) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || ((a23 <= 138 && 0 <= a23 + 41) && a4 == 1)) || ((((((0 <= a23 + 599772 && a23 <= 312) && a8 == 15) && a29 <= 130) && a25 == 12) && a3 == 1) && a4 == 1)) || (((a23 <= 138 && a29 <= 245) && a4 == 1) && 0 < a23 + 43)) || ((((a4 <= 0 && a29 <= 130) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || (((((a25 <= 9 && a23 <= 312) && a8 == 15) && a4 == 1) && a3 == 1) && 247 <= a29)) || ((((((a25 <= 10 && 140 < a29) && 10 <= a25) && a8 == 15) && a29 <= 245) && a4 == 1) && a3 == 1)) || (((a25 <= 10 && a23 <= 138) && a4 == 1) && 0 < a23 + 43)) || (((((a29 <= 275 && a4 <= 0) && a8 == 15) && a25 == 12) && a3 == 1) && 247 <= a29)) || (((((a4 <= 0 && 140 < a29) && a8 == 15) && a25 == 12) && a29 <= 245) && a3 == 1)) || (((((a29 <= 275 && a4 <= 0) && a8 == 15) && a25 == 12) && a3 == 1) && a23 + 55 <= 0)) || (((((a25 <= 10 && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1) && 277 <= a29)) || ((((((a25 == 9 && 140 < a29) && a29 <= 234) && 41447 <= a23) && a8 == 15) && a4 == 1) && a3 == 1)) || ((((a23 <= 138 && a25 <= 10) && a8 == 15) && a4 == 1) && a3 == 1)) || (((((a23 <= 138 && a25 == 13) && a8 == 15) && a29 <= 245) && a3 == 1) && a4 == 1)) || ((((((0 <= a23 + 41 && 140 < a29) && 10 <= a25) && a8 == 15) && a23 <= 600000) && a3 == 1) && a4 == 1)) || (((((a25 <= 10 && 10 <= a25) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || (((((0 <= a23 + 41 && a25 == 13) && a8 == 15) && a23 <= 600000) && a3 == 1) && a4 == 1)) || (((((a25 <= 9 && a29 <= 140) && a23 <= 312) && a8 == 15) && a4 == 1) && a3 == 1)) || (((((a29 <= 275 && a25 <= 9) && a8 == 15) && a4 == 1) && a3 == 1) && 247 <= a29)) || (((((a25 == 13 && 140 < a29) && a8 == 15) && a29 <= 245) && a4 == 1) && a3 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 122.5s, OverallIterations: 31, TraceHistogramMax: 14, AutomataDifference: 62.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 23.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5205 SDtfs, 7815 SDslu, 865 SDs, 0 SdLazy, 27513 SolverSat, 4398 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 39.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8558 GetRequests, 8446 SyntacticMatches, 1 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31371occurred in iteration=29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.4s AutomataMinimizationTime, 31 MinimizatonAttempts, 60241 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 205 NumberOfFragments, 979 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2012182 FormulaSimplificationTreeSizeReduction, 5.9s HoareSimplificationTime, 3 FomulaSimplificationsInter, 595494 FormulaSimplificationTreeSizeReductionInter, 17.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.1s SsaConstructionTime, 4.9s SatisfiabilityAnalysisTime, 22.6s InterpolantComputationTime, 27058 NumberOfCodeBlocks, 27058 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 27016 ConstructedInterpolants, 0 QuantifiedInterpolants, 75353715 SizeOfPredicates, 15 NumberOfNonLiveVariables, 11037 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 42 InterpolantComputations, 29 PerfectInterpolantSequences, 73386/76619 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...