/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_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 03:39:40,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 03:39:40,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 03:39:40,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 03:39:40,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 03:39:40,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 03:39:40,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 03:39:40,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 03:39:40,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 03:39:40,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 03:39:40,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 03:39:40,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 03:39:40,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 03:39:40,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 03:39:40,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 03:39:40,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 03:39:40,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 03:39:40,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 03:39:40,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 03:39:40,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 03:39:40,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 03:39:40,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 03:39:40,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 03:39:40,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 03:39:40,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 03:39:40,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 03:39:40,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 03:39:40,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 03:39:40,447 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 03:39:40,477 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 03:39:40,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 03:39:40,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 03:39:40,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 03:39:40,480 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 03:39:40,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 03:39:40,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 03:39:40,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 03:39:40,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 03:39:40,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 03:39:40,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 03:39:40,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 03:39:40,481 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 03:39:40,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 03:39:40,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 03:39:40,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 03:39:40,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 03:39:40,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 03:39:40,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 03:39:40,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 03:39:40,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 03:39:40,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 03:39:40,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 03:39:40,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 03:39:40,484 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 03:39:40,484 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 03:39:40,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 03:39:40,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 03:39:40,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 03:39:40,893 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 03:39:40,894 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 03:39:40,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label21.c [2020-12-23 03:39:40,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/17f4c127c/204984fd57f846b3bce9e2b381cd31d4/FLAG2d43481a5 [2020-12-23 03:39:41,759 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 03:39:41,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label21.c [2020-12-23 03:39:41,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/17f4c127c/204984fd57f846b3bce9e2b381cd31d4/FLAG2d43481a5 [2020-12-23 03:39:41,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/17f4c127c/204984fd57f846b3bce9e2b381cd31d4 [2020-12-23 03:39:42,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 03:39:42,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 03:39:42,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 03:39:42,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 03:39:42,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 03:39:42,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:39:41" (1/1) ... [2020-12-23 03:39:42,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2480c083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42, skipping insertion in model container [2020-12-23 03:39:42,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:39:41" (1/1) ... [2020-12-23 03:39:42,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 03:39:42,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 03:39:42,292 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_label21.c[3545,3558] 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 03:39:42,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:39:42,729 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 03:39:42,753 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_label21.c[3545,3558] 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 03:39:42,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:39:42,980 INFO L208 MainTranslator]: Completed translation [2020-12-23 03:39:42,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42 WrapperNode [2020-12-23 03:39:42,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 03:39:42,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 03:39:42,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 03:39:42,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 03:39:42,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 03:39:43,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 03:39:43,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 03:39:43,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 03:39:43,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (1/1) ... [2020-12-23 03:39:43,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 03:39:43,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 03:39:43,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 03:39:43,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 03:39:43,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (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 03:39:43,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 03:39:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 03:39:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 03:39:43,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 03:39:45,889 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 03:39:45,889 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-23 03:39:45,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:39:45 BoogieIcfgContainer [2020-12-23 03:39:45,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 03:39:45,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 03:39:45,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 03:39:45,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 03:39:45,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 03:39:41" (1/3) ... [2020-12-23 03:39:45,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12f7e7fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:39:45, skipping insertion in model container [2020-12-23 03:39:45,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:39:42" (2/3) ... [2020-12-23 03:39:45,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12f7e7fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:39:45, skipping insertion in model container [2020-12-23 03:39:45,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:39:45" (3/3) ... [2020-12-23 03:39:45,908 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label21.c [2020-12-23 03:39:45,915 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 03:39:45,920 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 03:39:45,943 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 03:39:45,989 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 03:39:45,990 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 03:39:45,990 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 03:39:45,990 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 03:39:45,990 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 03:39:45,990 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 03:39:45,990 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 03:39:45,991 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 03:39:46,029 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2020-12-23 03:39:46,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 03:39:46,038 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:46,039 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] [2020-12-23 03:39:46,040 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:46,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:46,047 INFO L82 PathProgramCache]: Analyzing trace with hash -593706766, now seen corresponding path program 1 times [2020-12-23 03:39:46,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:46,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891157082] [2020-12-23 03:39:46,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:46,329 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 03:39:46,331 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891157082] [2020-12-23 03:39:46,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:46,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:39:46,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798379585] [2020-12-23 03:39:46,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:46,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:46,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:46,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:46,364 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 3 states. [2020-12-23 03:39:47,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:47,939 INFO L93 Difference]: Finished difference Result 761 states and 1345 transitions. [2020-12-23 03:39:47,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:47,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-23 03:39:47,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:47,959 INFO L225 Difference]: With dead ends: 761 [2020-12-23 03:39:47,959 INFO L226 Difference]: Without dead ends: 413 [2020-12-23 03:39:47,964 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 03:39:47,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-12-23 03:39:48,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2020-12-23 03:39:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-12-23 03:39:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2020-12-23 03:39:48,048 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 24 [2020-12-23 03:39:48,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:48,049 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2020-12-23 03:39:48,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:48,049 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2020-12-23 03:39:48,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-23 03:39:48,052 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:48,053 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:39:48,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 03:39:48,053 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:48,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:48,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1431616170, now seen corresponding path program 1 times [2020-12-23 03:39:48,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:48,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386737471] [2020-12-23 03:39:48,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:48,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386737471] [2020-12-23 03:39:48,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:48,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:39:48,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542151361] [2020-12-23 03:39:48,339 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:48,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:48,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:48,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:48,341 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand 3 states. [2020-12-23 03:39:49,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:49,622 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2020-12-23 03:39:49,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:49,623 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2020-12-23 03:39:49,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:49,630 INFO L225 Difference]: With dead ends: 1211 [2020-12-23 03:39:49,630 INFO L226 Difference]: Without dead ends: 800 [2020-12-23 03:39:49,633 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 03:39:49,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-12-23 03:39:49,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2020-12-23 03:39:49,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-12-23 03:39:49,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2020-12-23 03:39:49,678 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 92 [2020-12-23 03:39:49,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:49,678 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2020-12-23 03:39:49,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:49,679 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2020-12-23 03:39:49,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-23 03:39:49,682 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:49,683 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:39:49,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 03:39:49,683 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:49,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:49,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1736045893, now seen corresponding path program 1 times [2020-12-23 03:39:49,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:49,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825514747] [2020-12-23 03:39:49,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:49,829 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:49,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825514747] [2020-12-23 03:39:49,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:49,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:39:49,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928414307] [2020-12-23 03:39:49,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:49,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:49,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:49,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:49,833 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand 3 states. [2020-12-23 03:39:51,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:51,180 INFO L93 Difference]: Finished difference Result 2316 states and 3182 transitions. [2020-12-23 03:39:51,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:51,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2020-12-23 03:39:51,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:51,191 INFO L225 Difference]: With dead ends: 2316 [2020-12-23 03:39:51,191 INFO L226 Difference]: Without dead ends: 1529 [2020-12-23 03:39:51,194 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 03:39:51,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2020-12-23 03:39:51,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1526. [2020-12-23 03:39:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2020-12-23 03:39:51,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1857 transitions. [2020-12-23 03:39:51,257 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1857 transitions. Word has length 94 [2020-12-23 03:39:51,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:51,257 INFO L481 AbstractCegarLoop]: Abstraction has 1526 states and 1857 transitions. [2020-12-23 03:39:51,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1857 transitions. [2020-12-23 03:39:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-12-23 03:39:51,264 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:51,264 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:39:51,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 03:39:51,265 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:51,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:51,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1472586055, now seen corresponding path program 1 times [2020-12-23 03:39:51,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:51,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161733304] [2020-12-23 03:39:51,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:39:51,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161733304] [2020-12-23 03:39:51,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:51,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:51,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370612835] [2020-12-23 03:39:51,487 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:51,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:51,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:51,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:51,488 INFO L87 Difference]: Start difference. First operand 1526 states and 1857 transitions. Second operand 3 states. [2020-12-23 03:39:52,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:52,653 INFO L93 Difference]: Finished difference Result 3257 states and 4125 transitions. [2020-12-23 03:39:52,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:52,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2020-12-23 03:39:52,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:52,666 INFO L225 Difference]: With dead ends: 3257 [2020-12-23 03:39:52,666 INFO L226 Difference]: Without dead ends: 1917 [2020-12-23 03:39:52,669 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 03:39:52,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1917 states. [2020-12-23 03:39:52,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1917 to 1914. [2020-12-23 03:39:52,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1914 states. [2020-12-23 03:39:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1914 states and 2385 transitions. [2020-12-23 03:39:52,714 INFO L78 Accepts]: Start accepts. Automaton has 1914 states and 2385 transitions. Word has length 151 [2020-12-23 03:39:52,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:52,715 INFO L481 AbstractCegarLoop]: Abstraction has 1914 states and 2385 transitions. [2020-12-23 03:39:52,715 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:52,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2385 transitions. [2020-12-23 03:39:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-12-23 03:39:52,721 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:52,721 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:39:52,721 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 03:39:52,722 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:52,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:52,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1825817793, now seen corresponding path program 1 times [2020-12-23 03:39:52,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:52,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410075186] [2020-12-23 03:39:52,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:52,937 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-12-23 03:39:52,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410075186] [2020-12-23 03:39:52,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:52,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:52,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318062815] [2020-12-23 03:39:52,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:52,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:52,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:52,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:52,942 INFO L87 Difference]: Start difference. First operand 1914 states and 2385 transitions. Second operand 3 states. [2020-12-23 03:39:54,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:54,140 INFO L93 Difference]: Finished difference Result 4747 states and 6092 transitions. [2020-12-23 03:39:54,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:54,141 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 206 [2020-12-23 03:39:54,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:54,157 INFO L225 Difference]: With dead ends: 4747 [2020-12-23 03:39:54,157 INFO L226 Difference]: Without dead ends: 3019 [2020-12-23 03:39:54,160 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 03:39:54,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3019 states. [2020-12-23 03:39:54,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3019 to 3019. [2020-12-23 03:39:54,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3019 states. [2020-12-23 03:39:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 3019 states and 3681 transitions. [2020-12-23 03:39:54,242 INFO L78 Accepts]: Start accepts. Automaton has 3019 states and 3681 transitions. Word has length 206 [2020-12-23 03:39:54,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:54,242 INFO L481 AbstractCegarLoop]: Abstraction has 3019 states and 3681 transitions. [2020-12-23 03:39:54,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 3681 transitions. [2020-12-23 03:39:54,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-12-23 03:39:54,247 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:54,247 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:39:54,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 03:39:54,248 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:54,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:54,250 INFO L82 PathProgramCache]: Analyzing trace with hash -596963438, now seen corresponding path program 1 times [2020-12-23 03:39:54,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:54,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678619161] [2020-12-23 03:39:54,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-12-23 03:39:54,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678619161] [2020-12-23 03:39:54,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:54,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:54,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349630116] [2020-12-23 03:39:54,514 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:54,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:54,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:54,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:54,517 INFO L87 Difference]: Start difference. First operand 3019 states and 3681 transitions. Second operand 3 states. [2020-12-23 03:39:55,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:55,878 INFO L93 Difference]: Finished difference Result 6778 states and 8454 transitions. [2020-12-23 03:39:55,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:55,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2020-12-23 03:39:55,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:55,900 INFO L225 Difference]: With dead ends: 6778 [2020-12-23 03:39:55,900 INFO L226 Difference]: Without dead ends: 3945 [2020-12-23 03:39:55,905 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 03:39:55,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3945 states. [2020-12-23 03:39:55,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3945 to 3942. [2020-12-23 03:39:55,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3942 states. [2020-12-23 03:39:55,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3942 states to 3942 states and 4856 transitions. [2020-12-23 03:39:55,991 INFO L78 Accepts]: Start accepts. Automaton has 3942 states and 4856 transitions. Word has length 212 [2020-12-23 03:39:55,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:55,992 INFO L481 AbstractCegarLoop]: Abstraction has 3942 states and 4856 transitions. [2020-12-23 03:39:55,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3942 states and 4856 transitions. [2020-12-23 03:39:55,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-23 03:39:55,998 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:55,999 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 03:39:55,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 03:39:55,999 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:56,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:56,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1164349305, now seen corresponding path program 1 times [2020-12-23 03:39:56,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:56,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134982763] [2020-12-23 03:39:56,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:56,215 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-12-23 03:39:56,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134982763] [2020-12-23 03:39:56,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:56,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:56,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210568546] [2020-12-23 03:39:56,218 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:56,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:56,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:56,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:56,219 INFO L87 Difference]: Start difference. First operand 3942 states and 4856 transitions. Second operand 3 states. [2020-12-23 03:39:57,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:57,522 INFO L93 Difference]: Finished difference Result 9178 states and 11442 transitions. [2020-12-23 03:39:57,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:57,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 262 [2020-12-23 03:39:57,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:57,549 INFO L225 Difference]: With dead ends: 9178 [2020-12-23 03:39:57,549 INFO L226 Difference]: Without dead ends: 5422 [2020-12-23 03:39:57,556 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 03:39:57,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5422 states. [2020-12-23 03:39:57,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5422 to 5413. [2020-12-23 03:39:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5413 states. [2020-12-23 03:39:57,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5413 states to 5413 states and 6524 transitions. [2020-12-23 03:39:57,673 INFO L78 Accepts]: Start accepts. Automaton has 5413 states and 6524 transitions. Word has length 262 [2020-12-23 03:39:57,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:57,674 INFO L481 AbstractCegarLoop]: Abstraction has 5413 states and 6524 transitions. [2020-12-23 03:39:57,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:57,674 INFO L276 IsEmpty]: Start isEmpty. Operand 5413 states and 6524 transitions. [2020-12-23 03:39:57,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2020-12-23 03:39:57,683 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:57,684 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:39:57,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 03:39:57,684 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:57,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:57,685 INFO L82 PathProgramCache]: Analyzing trace with hash 768730015, now seen corresponding path program 1 times [2020-12-23 03:39:57,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:57,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756109557] [2020-12-23 03:39:57,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:58,052 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-12-23 03:39:58,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756109557] [2020-12-23 03:39:58,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:58,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:58,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579185497] [2020-12-23 03:39:58,055 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:58,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:58,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:58,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:58,056 INFO L87 Difference]: Start difference. First operand 5413 states and 6524 transitions. Second operand 3 states. [2020-12-23 03:39:59,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:39:59,291 INFO L93 Difference]: Finished difference Result 11941 states and 14599 transitions. [2020-12-23 03:39:59,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:39:59,292 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 298 [2020-12-23 03:39:59,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:39:59,322 INFO L225 Difference]: With dead ends: 11941 [2020-12-23 03:39:59,322 INFO L226 Difference]: Without dead ends: 6714 [2020-12-23 03:39:59,331 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 03:39:59,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6714 states. [2020-12-23 03:39:59,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6714 to 6333. [2020-12-23 03:39:59,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6333 states. [2020-12-23 03:39:59,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6333 states to 6333 states and 7587 transitions. [2020-12-23 03:39:59,453 INFO L78 Accepts]: Start accepts. Automaton has 6333 states and 7587 transitions. Word has length 298 [2020-12-23 03:39:59,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:39:59,453 INFO L481 AbstractCegarLoop]: Abstraction has 6333 states and 7587 transitions. [2020-12-23 03:39:59,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:39:59,454 INFO L276 IsEmpty]: Start isEmpty. Operand 6333 states and 7587 transitions. [2020-12-23 03:39:59,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2020-12-23 03:39:59,462 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:39:59,463 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, 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, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:39:59,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 03:39:59,463 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:39:59,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:39:59,464 INFO L82 PathProgramCache]: Analyzing trace with hash 52384977, now seen corresponding path program 1 times [2020-12-23 03:39:59,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:39:59,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333438803] [2020-12-23 03:39:59,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:39:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:39:59,717 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2020-12-23 03:39:59,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333438803] [2020-12-23 03:39:59,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:39:59,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:39:59,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478614153] [2020-12-23 03:39:59,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:39:59,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:39:59,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:39:59,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:39:59,720 INFO L87 Difference]: Start difference. First operand 6333 states and 7587 transitions. Second operand 3 states. [2020-12-23 03:40:00,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:00,856 INFO L93 Difference]: Finished difference Result 12640 states and 15138 transitions. [2020-12-23 03:40:00,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:00,857 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 307 [2020-12-23 03:40:00,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:00,886 INFO L225 Difference]: With dead ends: 12640 [2020-12-23 03:40:00,886 INFO L226 Difference]: Without dead ends: 6309 [2020-12-23 03:40:00,895 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 03:40:00,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6309 states. [2020-12-23 03:40:00,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6309 to 5387. [2020-12-23 03:40:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5387 states. [2020-12-23 03:40:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5387 states to 5387 states and 6161 transitions. [2020-12-23 03:40:00,999 INFO L78 Accepts]: Start accepts. Automaton has 5387 states and 6161 transitions. Word has length 307 [2020-12-23 03:40:01,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:01,000 INFO L481 AbstractCegarLoop]: Abstraction has 5387 states and 6161 transitions. [2020-12-23 03:40:01,000 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:01,001 INFO L276 IsEmpty]: Start isEmpty. Operand 5387 states and 6161 transitions. [2020-12-23 03:40:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2020-12-23 03:40:01,015 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:01,015 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:01,015 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 03:40:01,016 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:01,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:01,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1434086856, now seen corresponding path program 1 times [2020-12-23 03:40:01,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:01,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74473213] [2020-12-23 03:40:01,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-12-23 03:40:01,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74473213] [2020-12-23 03:40:01,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:01,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:01,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726829668] [2020-12-23 03:40:01,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:01,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:01,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:01,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:01,452 INFO L87 Difference]: Start difference. First operand 5387 states and 6161 transitions. Second operand 3 states. [2020-12-23 03:40:02,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:02,733 INFO L93 Difference]: Finished difference Result 11887 states and 13598 transitions. [2020-12-23 03:40:02,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:02,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 396 [2020-12-23 03:40:02,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:02,749 INFO L225 Difference]: With dead ends: 11887 [2020-12-23 03:40:02,749 INFO L226 Difference]: Without dead ends: 6502 [2020-12-23 03:40:02,757 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 03:40:02,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6502 states. [2020-12-23 03:40:02,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6502 to 6307. [2020-12-23 03:40:02,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6307 states. [2020-12-23 03:40:02,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6307 states to 6307 states and 7183 transitions. [2020-12-23 03:40:02,866 INFO L78 Accepts]: Start accepts. Automaton has 6307 states and 7183 transitions. Word has length 396 [2020-12-23 03:40:02,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:02,867 INFO L481 AbstractCegarLoop]: Abstraction has 6307 states and 7183 transitions. [2020-12-23 03:40:02,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6307 states and 7183 transitions. [2020-12-23 03:40:02,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2020-12-23 03:40:02,887 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:02,888 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, 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, 4, 4, 4, 4, 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] [2020-12-23 03:40:02,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 03:40:02,888 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:02,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:02,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1588489422, now seen corresponding path program 1 times [2020-12-23 03:40:02,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:02,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502583106] [2020-12-23 03:40:02,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2020-12-23 03:40:03,403 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502583106] [2020-12-23 03:40:03,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:03,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:03,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027521183] [2020-12-23 03:40:03,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:03,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:03,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:03,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:03,409 INFO L87 Difference]: Start difference. First operand 6307 states and 7183 transitions. Second operand 3 states. [2020-12-23 03:40:04,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:04,831 INFO L93 Difference]: Finished difference Result 14635 states and 16729 transitions. [2020-12-23 03:40:04,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:04,832 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 449 [2020-12-23 03:40:04,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:04,848 INFO L225 Difference]: With dead ends: 14635 [2020-12-23 03:40:04,848 INFO L226 Difference]: Without dead ends: 7778 [2020-12-23 03:40:04,857 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 03:40:04,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7778 states. [2020-12-23 03:40:04,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7778 to 7778. [2020-12-23 03:40:04,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7778 states. [2020-12-23 03:40:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7778 states to 7778 states and 8839 transitions. [2020-12-23 03:40:04,986 INFO L78 Accepts]: Start accepts. Automaton has 7778 states and 8839 transitions. Word has length 449 [2020-12-23 03:40:04,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:04,987 INFO L481 AbstractCegarLoop]: Abstraction has 7778 states and 8839 transitions. [2020-12-23 03:40:04,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 7778 states and 8839 transitions. [2020-12-23 03:40:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2020-12-23 03:40:05,011 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:05,012 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, 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, 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, 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] [2020-12-23 03:40:05,012 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 03:40:05,012 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:05,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:05,013 INFO L82 PathProgramCache]: Analyzing trace with hash 407446619, now seen corresponding path program 1 times [2020-12-23 03:40:05,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:05,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540264237] [2020-12-23 03:40:05,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:05,494 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 510 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2020-12-23 03:40:05,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540264237] [2020-12-23 03:40:05,495 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:05,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:05,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585565447] [2020-12-23 03:40:05,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:05,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:05,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:05,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:05,497 INFO L87 Difference]: Start difference. First operand 7778 states and 8839 transitions. Second operand 3 states. [2020-12-23 03:40:06,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:06,818 INFO L93 Difference]: Finished difference Result 18329 states and 20828 transitions. [2020-12-23 03:40:06,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:06,819 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 484 [2020-12-23 03:40:06,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:06,841 INFO L225 Difference]: With dead ends: 18329 [2020-12-23 03:40:06,842 INFO L226 Difference]: Without dead ends: 10553 [2020-12-23 03:40:06,852 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 03:40:06,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10553 states. [2020-12-23 03:40:07,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10553 to 10367. [2020-12-23 03:40:07,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10367 states. [2020-12-23 03:40:07,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10367 states to 10367 states and 11618 transitions. [2020-12-23 03:40:07,065 INFO L78 Accepts]: Start accepts. Automaton has 10367 states and 11618 transitions. Word has length 484 [2020-12-23 03:40:07,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:07,066 INFO L481 AbstractCegarLoop]: Abstraction has 10367 states and 11618 transitions. [2020-12-23 03:40:07,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:07,066 INFO L276 IsEmpty]: Start isEmpty. Operand 10367 states and 11618 transitions. [2020-12-23 03:40:07,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2020-12-23 03:40:07,093 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:07,093 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:07,093 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 03:40:07,094 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:07,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:07,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1079830754, now seen corresponding path program 1 times [2020-12-23 03:40:07,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:07,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86891622] [2020-12-23 03:40:07,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 168 proven. 406 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2020-12-23 03:40:07,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86891622] [2020-12-23 03:40:07,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359388614] [2020-12-23 03:40:07,951 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 03:40:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:08,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 03:40:08,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:08,594 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 03:40:09,258 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 602 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-23 03:40:09,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:40:09,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-12-23 03:40:09,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735464801] [2020-12-23 03:40:09,260 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:40:09,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:09,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:40:09,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-12-23 03:40:09,262 INFO L87 Difference]: Start difference. First operand 10367 states and 11618 transitions. Second operand 4 states. [2020-12-23 03:40:11,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:11,517 INFO L93 Difference]: Finished difference Result 29228 states and 32707 transitions. [2020-12-23 03:40:11,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:40:11,518 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 494 [2020-12-23 03:40:11,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:11,552 INFO L225 Difference]: With dead ends: 29228 [2020-12-23 03:40:11,552 INFO L226 Difference]: Without dead ends: 18495 [2020-12-23 03:40:11,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 492 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-12-23 03:40:11,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18495 states. [2020-12-23 03:40:11,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18495 to 17389. [2020-12-23 03:40:11,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17389 states. [2020-12-23 03:40:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17389 states to 17389 states and 19372 transitions. [2020-12-23 03:40:11,945 INFO L78 Accepts]: Start accepts. Automaton has 17389 states and 19372 transitions. Word has length 494 [2020-12-23 03:40:11,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:11,945 INFO L481 AbstractCegarLoop]: Abstraction has 17389 states and 19372 transitions. [2020-12-23 03:40:11,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:40:11,946 INFO L276 IsEmpty]: Start isEmpty. Operand 17389 states and 19372 transitions. [2020-12-23 03:40:11,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2020-12-23 03:40:11,980 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:11,980 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, 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, 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:12,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-23 03:40:12,195 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:12,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:12,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1857635548, now seen corresponding path program 1 times [2020-12-23 03:40:12,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:12,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031938420] [2020-12-23 03:40:12,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 647 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2020-12-23 03:40:12,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031938420] [2020-12-23 03:40:12,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:12,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:12,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301198846] [2020-12-23 03:40:12,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:12,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:12,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:12,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:12,872 INFO L87 Difference]: Start difference. First operand 17389 states and 19372 transitions. Second operand 3 states. [2020-12-23 03:40:14,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:14,336 INFO L93 Difference]: Finished difference Result 35881 states and 39956 transitions. [2020-12-23 03:40:14,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:14,337 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 536 [2020-12-23 03:40:14,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:14,378 INFO L225 Difference]: With dead ends: 35881 [2020-12-23 03:40:14,378 INFO L226 Difference]: Without dead ends: 19786 [2020-12-23 03:40:14,392 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 03:40:14,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19786 states. [2020-12-23 03:40:14,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19786 to 16627. [2020-12-23 03:40:14,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16627 states. [2020-12-23 03:40:14,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16627 states to 16627 states and 18368 transitions. [2020-12-23 03:40:14,683 INFO L78 Accepts]: Start accepts. Automaton has 16627 states and 18368 transitions. Word has length 536 [2020-12-23 03:40:14,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:14,684 INFO L481 AbstractCegarLoop]: Abstraction has 16627 states and 18368 transitions. [2020-12-23 03:40:14,684 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 16627 states and 18368 transitions. [2020-12-23 03:40:14,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2020-12-23 03:40:14,717 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:14,717 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, 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, 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, 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] [2020-12-23 03:40:14,718 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 03:40:14,718 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:14,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:14,719 INFO L82 PathProgramCache]: Analyzing trace with hash 25320973, now seen corresponding path program 1 times [2020-12-23 03:40:14,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:14,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158818022] [2020-12-23 03:40:14,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:15,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1106 backedges. 826 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2020-12-23 03:40:15,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158818022] [2020-12-23 03:40:15,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:15,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:15,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139915321] [2020-12-23 03:40:15,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:15,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:15,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:15,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:15,302 INFO L87 Difference]: Start difference. First operand 16627 states and 18368 transitions. Second operand 3 states. [2020-12-23 03:40:16,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:16,648 INFO L93 Difference]: Finished difference Result 33630 states and 37139 transitions. [2020-12-23 03:40:16,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:16,649 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 590 [2020-12-23 03:40:16,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:16,683 INFO L225 Difference]: With dead ends: 33630 [2020-12-23 03:40:16,684 INFO L226 Difference]: Without dead ends: 18297 [2020-12-23 03:40:16,700 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 03:40:16,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18297 states. [2020-12-23 03:40:16,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18297 to 16259. [2020-12-23 03:40:16,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16259 states. [2020-12-23 03:40:16,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16259 states to 16259 states and 17965 transitions. [2020-12-23 03:40:16,984 INFO L78 Accepts]: Start accepts. Automaton has 16259 states and 17965 transitions. Word has length 590 [2020-12-23 03:40:16,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:16,985 INFO L481 AbstractCegarLoop]: Abstraction has 16259 states and 17965 transitions. [2020-12-23 03:40:16,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 16259 states and 17965 transitions. [2020-12-23 03:40:17,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2020-12-23 03:40:17,014 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:17,015 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:17,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 03:40:17,016 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:17,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:17,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1426385830, now seen corresponding path program 1 times [2020-12-23 03:40:17,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:17,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252270960] [2020-12-23 03:40:17,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 803 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2020-12-23 03:40:18,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252270960] [2020-12-23 03:40:18,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:18,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 03:40:18,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470889722] [2020-12-23 03:40:18,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 03:40:18,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:18,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 03:40:18,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:40:18,668 INFO L87 Difference]: Start difference. First operand 16259 states and 17965 transitions. Second operand 6 states. [2020-12-23 03:40:21,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:21,231 INFO L93 Difference]: Finished difference Result 35572 states and 39175 transitions. [2020-12-23 03:40:21,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 03:40:21,232 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 645 [2020-12-23 03:40:21,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:21,269 INFO L225 Difference]: With dead ends: 35572 [2020-12-23 03:40:21,269 INFO L226 Difference]: Without dead ends: 20235 [2020-12-23 03:40:21,284 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-12-23 03:40:21,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20235 states. [2020-12-23 03:40:21,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20235 to 16628. [2020-12-23 03:40:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16628 states. [2020-12-23 03:40:21,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16628 states to 16628 states and 18340 transitions. [2020-12-23 03:40:21,577 INFO L78 Accepts]: Start accepts. Automaton has 16628 states and 18340 transitions. Word has length 645 [2020-12-23 03:40:21,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:21,578 INFO L481 AbstractCegarLoop]: Abstraction has 16628 states and 18340 transitions. [2020-12-23 03:40:21,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 03:40:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 16628 states and 18340 transitions. [2020-12-23 03:40:21,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 656 [2020-12-23 03:40:21,601 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:21,602 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:21,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 03:40:21,602 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:21,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:21,603 INFO L82 PathProgramCache]: Analyzing trace with hash -65305601, now seen corresponding path program 1 times [2020-12-23 03:40:21,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:21,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457412389] [2020-12-23 03:40:21,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 825 proven. 8 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2020-12-23 03:40:23,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457412389] [2020-12-23 03:40:23,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502398236] [2020-12-23 03:40:23,017 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 03:40:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:23,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-23 03:40:23,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:24,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 712 proven. 121 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2020-12-23 03:40:24,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 03:40:24,478 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 3] total 8 [2020-12-23 03:40:24,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114658005] [2020-12-23 03:40:24,479 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 03:40:24,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:24,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 03:40:24,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-12-23 03:40:24,480 INFO L87 Difference]: Start difference. First operand 16628 states and 18340 transitions. Second operand 9 states. [2020-12-23 03:40:30,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:30,400 INFO L93 Difference]: Finished difference Result 37234 states and 40960 transitions. [2020-12-23 03:40:30,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-12-23 03:40:30,401 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 655 [2020-12-23 03:40:30,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:30,436 INFO L225 Difference]: With dead ends: 37234 [2020-12-23 03:40:30,436 INFO L226 Difference]: Without dead ends: 21898 [2020-12-23 03:40:30,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 675 GetRequests, 653 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2020-12-23 03:40:30,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21898 states. [2020-12-23 03:40:30,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21898 to 19936. [2020-12-23 03:40:30,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19936 states. [2020-12-23 03:40:30,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19936 states to 19936 states and 21873 transitions. [2020-12-23 03:40:30,778 INFO L78 Accepts]: Start accepts. Automaton has 19936 states and 21873 transitions. Word has length 655 [2020-12-23 03:40:30,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:30,779 INFO L481 AbstractCegarLoop]: Abstraction has 19936 states and 21873 transitions. [2020-12-23 03:40:30,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 03:40:30,779 INFO L276 IsEmpty]: Start isEmpty. Operand 19936 states and 21873 transitions. [2020-12-23 03:40:30,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 661 [2020-12-23 03:40:30,807 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:30,807 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, 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, 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, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:31,020 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-23 03:40:31,021 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:31,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:31,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1072480659, now seen corresponding path program 1 times [2020-12-23 03:40:31,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:31,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80612231] [2020-12-23 03:40:31,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:31,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 864 proven. 213 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-12-23 03:40:31,884 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80612231] [2020-12-23 03:40:31,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979202061] [2020-12-23 03:40:31,885 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 03:40:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:32,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 03:40:32,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 842 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2020-12-23 03:40:33,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:40:33,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-23 03:40:33,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444960622] [2020-12-23 03:40:33,399 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:33,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:33,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:33,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 03:40:33,400 INFO L87 Difference]: Start difference. First operand 19936 states and 21873 transitions. Second operand 3 states. [2020-12-23 03:40:34,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:34,752 INFO L93 Difference]: Finished difference Result 38781 states and 42672 transitions. [2020-12-23 03:40:34,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:34,753 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 660 [2020-12-23 03:40:34,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:34,778 INFO L225 Difference]: With dead ends: 38781 [2020-12-23 03:40:34,779 INFO L226 Difference]: Without dead ends: 21609 [2020-12-23 03:40:34,794 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 664 GetRequests, 661 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 03:40:34,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21609 states. [2020-12-23 03:40:35,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21609 to 21048. [2020-12-23 03:40:35,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21048 states. [2020-12-23 03:40:35,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21048 states to 21048 states and 23081 transitions. [2020-12-23 03:40:35,111 INFO L78 Accepts]: Start accepts. Automaton has 21048 states and 23081 transitions. Word has length 660 [2020-12-23 03:40:35,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:35,111 INFO L481 AbstractCegarLoop]: Abstraction has 21048 states and 23081 transitions. [2020-12-23 03:40:35,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:35,111 INFO L276 IsEmpty]: Start isEmpty. Operand 21048 states and 23081 transitions. [2020-12-23 03:40:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2020-12-23 03:40:35,137 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:35,138 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, 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, 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, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:35,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-23 03:40:35,354 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:35,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:35,355 INFO L82 PathProgramCache]: Analyzing trace with hash 715739583, now seen corresponding path program 1 times [2020-12-23 03:40:35,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:35,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733788342] [2020-12-23 03:40:35,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1351 backedges. 988 proven. 64 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2020-12-23 03:40:36,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733788342] [2020-12-23 03:40:36,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147899650] [2020-12-23 03:40:36,684 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 03:40:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:37,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 03:40:37,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:40:37,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1351 backedges. 1052 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2020-12-23 03:40:37,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:40:37,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 03:40:37,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878275530] [2020-12-23 03:40:37,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:37,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:37,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:37,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:40:37,765 INFO L87 Difference]: Start difference. First operand 21048 states and 23081 transitions. Second operand 3 states. [2020-12-23 03:40:39,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:39,086 INFO L93 Difference]: Finished difference Result 40264 states and 44182 transitions. [2020-12-23 03:40:39,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:39,086 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 670 [2020-12-23 03:40:39,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:39,109 INFO L225 Difference]: With dead ends: 40264 [2020-12-23 03:40:39,109 INFO L226 Difference]: Without dead ends: 21796 [2020-12-23 03:40:39,123 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 673 GetRequests, 669 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 03:40:39,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21796 states. [2020-12-23 03:40:39,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21796 to 20496. [2020-12-23 03:40:39,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20496 states. [2020-12-23 03:40:39,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20496 states to 20496 states and 22418 transitions. [2020-12-23 03:40:39,576 INFO L78 Accepts]: Start accepts. Automaton has 20496 states and 22418 transitions. Word has length 670 [2020-12-23 03:40:39,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:39,577 INFO L481 AbstractCegarLoop]: Abstraction has 20496 states and 22418 transitions. [2020-12-23 03:40:39,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:39,577 INFO L276 IsEmpty]: Start isEmpty. Operand 20496 states and 22418 transitions. [2020-12-23 03:40:39,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2020-12-23 03:40:39,607 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:39,609 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, 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, 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, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:39,822 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:40:39,823 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:39,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:39,825 INFO L82 PathProgramCache]: Analyzing trace with hash 713461835, now seen corresponding path program 1 times [2020-12-23 03:40:39,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:39,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583508110] [2020-12-23 03:40:39,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:40,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 874 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2020-12-23 03:40:40,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583508110] [2020-12-23 03:40:40,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:40,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:40,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191079683] [2020-12-23 03:40:40,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:40:40,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:40,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:40:40,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:40:40,540 INFO L87 Difference]: Start difference. First operand 20496 states and 22418 transitions. Second operand 4 states. [2020-12-23 03:40:42,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:42,485 INFO L93 Difference]: Finished difference Result 38783 states and 42460 transitions. [2020-12-23 03:40:42,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:40:42,486 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 676 [2020-12-23 03:40:42,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:42,506 INFO L225 Difference]: With dead ends: 38783 [2020-12-23 03:40:42,506 INFO L226 Difference]: Without dead ends: 21051 [2020-12-23 03:40:42,516 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 03:40:42,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21051 states. [2020-12-23 03:40:42,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21051 to 19944. [2020-12-23 03:40:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19944 states. [2020-12-23 03:40:42,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19944 states to 19944 states and 21819 transitions. [2020-12-23 03:40:42,793 INFO L78 Accepts]: Start accepts. Automaton has 19944 states and 21819 transitions. Word has length 676 [2020-12-23 03:40:42,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:42,794 INFO L481 AbstractCegarLoop]: Abstraction has 19944 states and 21819 transitions. [2020-12-23 03:40:42,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:40:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 19944 states and 21819 transitions. [2020-12-23 03:40:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2020-12-23 03:40:42,817 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:42,817 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, 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, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:42,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 03:40:42,817 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:42,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:42,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1600215059, now seen corresponding path program 1 times [2020-12-23 03:40:42,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:42,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575266607] [2020-12-23 03:40:42,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1505 backedges. 1088 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2020-12-23 03:40:43,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575266607] [2020-12-23 03:40:43,566 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:43,566 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:43,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6809672] [2020-12-23 03:40:43,567 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:43,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:43,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:43,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:43,568 INFO L87 Difference]: Start difference. First operand 19944 states and 21819 transitions. Second operand 3 states. [2020-12-23 03:40:44,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:44,942 INFO L93 Difference]: Finished difference Result 38609 states and 42280 transitions. [2020-12-23 03:40:44,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:44,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 677 [2020-12-23 03:40:44,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:44,969 INFO L225 Difference]: With dead ends: 38609 [2020-12-23 03:40:44,970 INFO L226 Difference]: Without dead ends: 21245 [2020-12-23 03:40:44,985 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 03:40:45,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21245 states. [2020-12-23 03:40:45,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21245 to 19760. [2020-12-23 03:40:45,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19760 states. [2020-12-23 03:40:45,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19760 states to 19760 states and 21617 transitions. [2020-12-23 03:40:45,201 INFO L78 Accepts]: Start accepts. Automaton has 19760 states and 21617 transitions. Word has length 677 [2020-12-23 03:40:45,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:45,201 INFO L481 AbstractCegarLoop]: Abstraction has 19760 states and 21617 transitions. [2020-12-23 03:40:45,201 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:45,201 INFO L276 IsEmpty]: Start isEmpty. Operand 19760 states and 21617 transitions. [2020-12-23 03:40:45,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2020-12-23 03:40:45,216 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:45,216 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, 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, 6, 6, 6, 6, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:45,216 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 03:40:45,216 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:45,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:45,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1086811058, now seen corresponding path program 1 times [2020-12-23 03:40:45,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:45,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759055745] [2020-12-23 03:40:45,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 1110 proven. 0 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2020-12-23 03:40:45,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759055745] [2020-12-23 03:40:45,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:45,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:45,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269601736] [2020-12-23 03:40:45,937 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:45,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:45,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:45,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:45,938 INFO L87 Difference]: Start difference. First operand 19760 states and 21617 transitions. Second operand 3 states. [2020-12-23 03:40:47,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:47,162 INFO L93 Difference]: Finished difference Result 39884 states and 43670 transitions. [2020-12-23 03:40:47,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:47,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 680 [2020-12-23 03:40:47,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:47,190 INFO L225 Difference]: With dead ends: 39884 [2020-12-23 03:40:47,191 INFO L226 Difference]: Without dead ends: 21784 [2020-12-23 03:40:47,205 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 03:40:47,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21784 states. [2020-12-23 03:40:47,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21784 to 21232. [2020-12-23 03:40:47,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21232 states. [2020-12-23 03:40:47,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21232 states to 21232 states and 23159 transitions. [2020-12-23 03:40:47,425 INFO L78 Accepts]: Start accepts. Automaton has 21232 states and 23159 transitions. Word has length 680 [2020-12-23 03:40:47,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:47,426 INFO L481 AbstractCegarLoop]: Abstraction has 21232 states and 23159 transitions. [2020-12-23 03:40:47,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:47,426 INFO L276 IsEmpty]: Start isEmpty. Operand 21232 states and 23159 transitions. [2020-12-23 03:40:47,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2020-12-23 03:40:47,442 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:47,442 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, 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, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:47,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 03:40:47,443 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:47,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:47,444 INFO L82 PathProgramCache]: Analyzing trace with hash 869833868, now seen corresponding path program 1 times [2020-12-23 03:40:47,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:47,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272036846] [2020-12-23 03:40:47,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1665 backedges. 1304 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2020-12-23 03:40:48,136 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272036846] [2020-12-23 03:40:48,136 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:48,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:40:48,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560954510] [2020-12-23 03:40:48,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:40:48,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:48,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:40:48,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:40:48,138 INFO L87 Difference]: Start difference. First operand 21232 states and 23159 transitions. Second operand 4 states. [2020-12-23 03:40:50,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:50,460 INFO L93 Difference]: Finished difference Result 43772 states and 47822 transitions. [2020-12-23 03:40:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:40:50,465 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 713 [2020-12-23 03:40:50,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:50,495 INFO L225 Difference]: With dead ends: 43772 [2020-12-23 03:40:50,495 INFO L226 Difference]: Without dead ends: 25488 [2020-12-23 03:40:50,508 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 03:40:50,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25488 states. [2020-12-23 03:40:50,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25488 to 24005. [2020-12-23 03:40:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24005 states. [2020-12-23 03:40:50,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24005 states to 24005 states and 26113 transitions. [2020-12-23 03:40:50,756 INFO L78 Accepts]: Start accepts. Automaton has 24005 states and 26113 transitions. Word has length 713 [2020-12-23 03:40:50,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:50,756 INFO L481 AbstractCegarLoop]: Abstraction has 24005 states and 26113 transitions. [2020-12-23 03:40:50,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:40:50,756 INFO L276 IsEmpty]: Start isEmpty. Operand 24005 states and 26113 transitions. [2020-12-23 03:40:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 726 [2020-12-23 03:40:50,773 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:50,773 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, 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, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:50,773 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 03:40:50,774 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:50,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:50,774 INFO L82 PathProgramCache]: Analyzing trace with hash 819631244, now seen corresponding path program 1 times [2020-12-23 03:40:50,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:50,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784268458] [2020-12-23 03:40:50,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:51,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 941 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2020-12-23 03:40:51,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784268458] [2020-12-23 03:40:51,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:51,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:40:51,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570509174] [2020-12-23 03:40:51,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:40:51,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:51,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:40:51,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:40:51,773 INFO L87 Difference]: Start difference. First operand 24005 states and 26113 transitions. Second operand 4 states. [2020-12-23 03:40:54,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:54,248 INFO L93 Difference]: Finished difference Result 54279 states and 59157 transitions. [2020-12-23 03:40:54,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:40:54,249 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 725 [2020-12-23 03:40:54,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:54,280 INFO L225 Difference]: With dead ends: 54279 [2020-12-23 03:40:54,280 INFO L226 Difference]: Without dead ends: 30644 [2020-12-23 03:40:54,297 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 03:40:54,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30644 states. [2020-12-23 03:40:54,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30644 to 26587. [2020-12-23 03:40:54,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26587 states. [2020-12-23 03:40:54,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26587 states to 26587 states and 28898 transitions. [2020-12-23 03:40:54,711 INFO L78 Accepts]: Start accepts. Automaton has 26587 states and 28898 transitions. Word has length 725 [2020-12-23 03:40:54,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:54,711 INFO L481 AbstractCegarLoop]: Abstraction has 26587 states and 28898 transitions. [2020-12-23 03:40:54,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:40:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand 26587 states and 28898 transitions. [2020-12-23 03:40:54,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 864 [2020-12-23 03:40:54,732 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:54,732 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, 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, 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, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:40:54,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 03:40:54,732 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:54,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:54,733 INFO L82 PathProgramCache]: Analyzing trace with hash 623796121, now seen corresponding path program 1 times [2020-12-23 03:40:54,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:54,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088042183] [2020-12-23 03:40:54,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:55,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2033 backedges. 1069 proven. 0 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2020-12-23 03:40:55,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088042183] [2020-12-23 03:40:55,596 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:55,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:40:55,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216573419] [2020-12-23 03:40:55,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:55,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:55,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:55,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:55,598 INFO L87 Difference]: Start difference. First operand 26587 states and 28898 transitions. Second operand 3 states. [2020-12-23 03:40:56,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:56,402 INFO L93 Difference]: Finished difference Result 50402 states and 54853 transitions. [2020-12-23 03:40:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:56,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 863 [2020-12-23 03:40:56,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:56,429 INFO L225 Difference]: With dead ends: 50402 [2020-12-23 03:40:56,429 INFO L226 Difference]: Without dead ends: 26209 [2020-12-23 03:40:56,445 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 03:40:56,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26209 states. [2020-12-23 03:40:56,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26209 to 26205. [2020-12-23 03:40:56,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26205 states. [2020-12-23 03:40:56,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26205 states to 26205 states and 28455 transitions. [2020-12-23 03:40:56,923 INFO L78 Accepts]: Start accepts. Automaton has 26205 states and 28455 transitions. Word has length 863 [2020-12-23 03:40:56,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:56,923 INFO L481 AbstractCegarLoop]: Abstraction has 26205 states and 28455 transitions. [2020-12-23 03:40:56,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:56,923 INFO L276 IsEmpty]: Start isEmpty. Operand 26205 states and 28455 transitions. [2020-12-23 03:40:56,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 880 [2020-12-23 03:40:56,944 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:40:56,944 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, 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, 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, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:40:56,944 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 03:40:56,944 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:40:56,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:40:56,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1764113297, now seen corresponding path program 1 times [2020-12-23 03:40:56,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:40:56,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236131785] [2020-12-23 03:40:56,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:40:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:40:58,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2049 backedges. 1457 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2020-12-23 03:40:58,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236131785] [2020-12-23 03:40:58,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:40:58,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:40:58,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353723061] [2020-12-23 03:40:58,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:40:58,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:40:58,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:40:58,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:40:58,154 INFO L87 Difference]: Start difference. First operand 26205 states and 28455 transitions. Second operand 3 states. [2020-12-23 03:40:59,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:40:59,668 INFO L93 Difference]: Finished difference Result 50385 states and 54776 transitions. [2020-12-23 03:40:59,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:40:59,669 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 879 [2020-12-23 03:40:59,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:40:59,698 INFO L225 Difference]: With dead ends: 50385 [2020-12-23 03:40:59,698 INFO L226 Difference]: Without dead ends: 26574 [2020-12-23 03:40:59,717 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 03:40:59,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26574 states. [2020-12-23 03:40:59,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26574 to 24731. [2020-12-23 03:40:59,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24731 states. [2020-12-23 03:40:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24731 states to 24731 states and 26834 transitions. [2020-12-23 03:40:59,996 INFO L78 Accepts]: Start accepts. Automaton has 24731 states and 26834 transitions. Word has length 879 [2020-12-23 03:40:59,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:40:59,996 INFO L481 AbstractCegarLoop]: Abstraction has 24731 states and 26834 transitions. [2020-12-23 03:40:59,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:40:59,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24731 states and 26834 transitions. [2020-12-23 03:41:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2020-12-23 03:41:00,018 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:41:00,018 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2020-12-23 03:41:00,019 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 03:41:00,019 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:41:00,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:41:00,020 INFO L82 PathProgramCache]: Analyzing trace with hash 2056141377, now seen corresponding path program 1 times [2020-12-23 03:41:00,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:41:00,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240087703] [2020-12-23 03:41:00,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:41:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:41:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 3062 backedges. 1450 proven. 0 refuted. 0 times theorem prover too weak. 1612 trivial. 0 not checked. [2020-12-23 03:41:01,432 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240087703] [2020-12-23 03:41:01,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:41:01,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:41:01,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389466434] [2020-12-23 03:41:01,433 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:41:01,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:41:01,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:41:01,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:41:01,434 INFO L87 Difference]: Start difference. First operand 24731 states and 26834 transitions. Second operand 3 states. [2020-12-23 03:41:02,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:41:02,208 INFO L93 Difference]: Finished difference Result 45219 states and 49159 transitions. [2020-12-23 03:41:02,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:41:02,209 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 982 [2020-12-23 03:41:02,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:41:02,231 INFO L225 Difference]: With dead ends: 45219 [2020-12-23 03:41:02,231 INFO L226 Difference]: Without dead ends: 22882 [2020-12-23 03:41:02,245 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 03:41:02,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22882 states. [2020-12-23 03:41:02,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22882 to 22692. [2020-12-23 03:41:02,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22692 states. [2020-12-23 03:41:02,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22692 states to 22692 states and 24633 transitions. [2020-12-23 03:41:02,484 INFO L78 Accepts]: Start accepts. Automaton has 22692 states and 24633 transitions. Word has length 982 [2020-12-23 03:41:02,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:41:02,485 INFO L481 AbstractCegarLoop]: Abstraction has 22692 states and 24633 transitions. [2020-12-23 03:41:02,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:41:02,485 INFO L276 IsEmpty]: Start isEmpty. Operand 22692 states and 24633 transitions. [2020-12-23 03:41:02,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1076 [2020-12-23 03:41:02,508 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:41:02,509 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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-12-23 03:41:02,509 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-23 03:41:02,510 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:41:02,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:41:02,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1066660756, now seen corresponding path program 1 times [2020-12-23 03:41:02,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:41:02,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906200194] [2020-12-23 03:41:02,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:41:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:41:03,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3805 backedges. 2788 proven. 0 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2020-12-23 03:41:03,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906200194] [2020-12-23 03:41:03,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:41:03,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:41:03,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255371844] [2020-12-23 03:41:03,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:41:03,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:41:03,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:41:03,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:41:03,999 INFO L87 Difference]: Start difference. First operand 22692 states and 24633 transitions. Second operand 4 states. [2020-12-23 03:41:06,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:41:06,530 INFO L93 Difference]: Finished difference Result 50180 states and 54432 transitions. [2020-12-23 03:41:06,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:41:06,530 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1075 [2020-12-23 03:41:06,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:41:06,559 INFO L225 Difference]: With dead ends: 50180 [2020-12-23 03:41:06,559 INFO L226 Difference]: Without dead ends: 28778 [2020-12-23 03:41:06,575 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 03:41:06,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28778 states. [2020-12-23 03:41:06,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28778 to 21408. [2020-12-23 03:41:06,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21408 states. [2020-12-23 03:41:06,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21408 states to 21408 states and 23159 transitions. [2020-12-23 03:41:06,856 INFO L78 Accepts]: Start accepts. Automaton has 21408 states and 23159 transitions. Word has length 1075 [2020-12-23 03:41:06,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:41:06,856 INFO L481 AbstractCegarLoop]: Abstraction has 21408 states and 23159 transitions. [2020-12-23 03:41:06,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:41:06,857 INFO L276 IsEmpty]: Start isEmpty. Operand 21408 states and 23159 transitions. [2020-12-23 03:41:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1483 [2020-12-23 03:41:06,884 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:41:06,885 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 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, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 3, 3, 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] [2020-12-23 03:41:06,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-23 03:41:06,885 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:41:06,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:41:06,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1928272614, now seen corresponding path program 1 times [2020-12-23 03:41:06,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:41:06,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620173237] [2020-12-23 03:41:06,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:41:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:41:09,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7374 backedges. 4269 proven. 0 refuted. 0 times theorem prover too weak. 3105 trivial. 0 not checked. [2020-12-23 03:41:09,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620173237] [2020-12-23 03:41:09,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:41:09,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:41:09,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309666226] [2020-12-23 03:41:09,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:41:09,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:41:09,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:41:09,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:41:09,079 INFO L87 Difference]: Start difference. First operand 21408 states and 23159 transitions. Second operand 3 states. [2020-12-23 03:41:10,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:41:10,295 INFO L93 Difference]: Finished difference Result 32295 states and 34796 transitions. [2020-12-23 03:41:10,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:41:10,297 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1482 [2020-12-23 03:41:10,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:41:10,298 INFO L225 Difference]: With dead ends: 32295 [2020-12-23 03:41:10,298 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 03:41:10,310 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 03:41:10,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 03:41:10,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 03:41:10,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 03:41:10,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 03:41:10,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1482 [2020-12-23 03:41:10,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:41:10,311 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 03:41:10,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:41:10,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 03:41:10,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 03:41:10,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-12-23 03:41:10,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 03:41:12,820 WARN L197 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 859 DAG size of output: 518 [2020-12-23 03:41:14,647 WARN L197 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 859 DAG size of output: 518 [2020-12-23 03:41:19,482 WARN L197 SmtUtils]: Spent 4.83 s on a formula simplification. DAG size of input: 477 DAG size of output: 91 [2020-12-23 03:41:24,398 WARN L197 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 477 DAG size of output: 91 [2020-12-23 03:41:24,403 INFO L189 CegarLoopUtils]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-12-23 03:41:24,403 INFO L189 CegarLoopUtils]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,403 INFO L189 CegarLoopUtils]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-12-23 03:41:24,403 INFO L189 CegarLoopUtils]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,403 INFO L189 CegarLoopUtils]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,403 INFO L189 CegarLoopUtils]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,404 INFO L189 CegarLoopUtils]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,404 INFO L189 CegarLoopUtils]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,404 INFO L189 CegarLoopUtils]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,404 INFO L189 CegarLoopUtils]: For program point L169(line 169) no Hoare annotation was computed. [2020-12-23 03:41:24,404 INFO L189 CegarLoopUtils]: For program point L103(line 103) no Hoare annotation was computed. [2020-12-23 03:41:24,404 INFO L189 CegarLoopUtils]: For program point L37(line 37) no Hoare annotation was computed. [2020-12-23 03:41:24,405 INFO L189 CegarLoopUtils]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,405 INFO L189 CegarLoopUtils]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,405 INFO L189 CegarLoopUtils]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,405 INFO L189 CegarLoopUtils]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,406 INFO L189 CegarLoopUtils]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,406 INFO L189 CegarLoopUtils]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,406 INFO L189 CegarLoopUtils]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,406 INFO L189 CegarLoopUtils]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,406 INFO L189 CegarLoopUtils]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,406 INFO L189 CegarLoopUtils]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,406 INFO L189 CegarLoopUtils]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-23 03:41:24,407 INFO L189 CegarLoopUtils]: For program point L106(line 106) no Hoare annotation was computed. [2020-12-23 03:41:24,407 INFO L189 CegarLoopUtils]: For program point L40(line 40) no Hoare annotation was computed. [2020-12-23 03:41:24,407 INFO L189 CegarLoopUtils]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,407 INFO L189 CegarLoopUtils]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-12-23 03:41:24,407 INFO L189 CegarLoopUtils]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-12-23 03:41:24,407 INFO L189 CegarLoopUtils]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,407 INFO L189 CegarLoopUtils]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L109(line 109) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L43(line 43) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,408 INFO L189 CegarLoopUtils]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,409 INFO L185 CegarLoopUtils]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse9 (<= ~a25~0 10)) (.cse15 (= ~a25~0 12))) (let ((.cse10 (= ~a25~0 13)) (.cse8 (<= 246 ~a29~0)) (.cse6 (<= ~a25~0 9)) (.cse7 (<= ~a23~0 312)) (.cse2 (<= ~a23~0 600000)) (.cse3 (<= ~a29~0 220)) (.cse17 (let ((.cse19 (<= ~a29~0 130))) (or (and .cse9 .cse19) (and .cse19 .cse15)))) (.cse11 (= ~a4~0 0)) (.cse16 (<= ~a29~0 274)) (.cse13 (<= 0 (+ ~a29~0 580294))) (.cse14 (<= (+ ~a23~0 55) 0)) (.cse0 (< 140 ~a29~0)) (.cse1 (= ~a8~0 15)) (.cse5 (= ~a3~0 1)) (.cse18 (= ~a25~0 10)) (.cse12 (<= (+ ~a23~0 43) 0)) (.cse4 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse1 .cse4 .cse5) (and .cse1 .cse2 .cse4 .cse8 .cse5) (and (< ~a29~0 276) .cse9 .cse1 .cse4 .cse8 .cse5) (and .cse10 .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse11 .cse1 .cse12 .cse3 .cse13 .cse5 .cse14) (and (<= ~a29~0 275) .cse11 .cse1 .cse15 .cse8 .cse5) (and .cse10 .cse1 .cse2 .cse4 .cse5) (and (or (and .cse11 .cse6 .cse12 .cse8) (and .cse11 .cse10 .cse16 .cse12 .cse8)) .cse1 .cse5) (and .cse7 .cse1 .cse15 .cse4 .cse5) (and .cse6 .cse7 .cse17 .cse4) (and .cse11 (<= (+ ~a29~0 28470) 0) .cse1 .cse12 .cse3 .cse13 .cse5) (and .cse18 .cse1 .cse2 .cse4 .cse5) (and .cse11 .cse0 .cse1 .cse15 .cse12 .cse3 .cse5) (and .cse12 .cse17 .cse4) (and .cse11 .cse1 .cse16 .cse15 .cse13 .cse5 .cse14) (and .cse9 .cse0 .cse1 (<= ~a29~0 245) .cse4 .cse5) (and .cse18 .cse12 .cse4)))) [2020-12-23 03:41:24,409 INFO L189 CegarLoopUtils]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,409 INFO L189 CegarLoopUtils]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-12-23 03:41:24,409 INFO L189 CegarLoopUtils]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-12-23 03:41:24,409 INFO L189 CegarLoopUtils]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,409 INFO L189 CegarLoopUtils]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L178(line 178) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L112(line 112) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L192 CegarLoopUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,410 INFO L189 CegarLoopUtils]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L181(line 181) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L115(line 115) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L49(line 49) no Hoare annotation was computed. [2020-12-23 03:41:24,411 INFO L189 CegarLoopUtils]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L184(line 184) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L118(line 118) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L52(line 52) no Hoare annotation was computed. [2020-12-23 03:41:24,412 INFO L189 CegarLoopUtils]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,413 INFO L185 CegarLoopUtils]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse9 (<= ~a25~0 10)) (.cse15 (= ~a25~0 12))) (let ((.cse10 (= ~a25~0 13)) (.cse8 (<= 246 ~a29~0)) (.cse6 (<= ~a25~0 9)) (.cse7 (<= ~a23~0 312)) (.cse2 (<= ~a23~0 600000)) (.cse3 (<= ~a29~0 220)) (.cse17 (let ((.cse19 (<= ~a29~0 130))) (or (and .cse9 .cse19) (and .cse19 .cse15)))) (.cse11 (= ~a4~0 0)) (.cse16 (<= ~a29~0 274)) (.cse13 (<= 0 (+ ~a29~0 580294))) (.cse14 (<= (+ ~a23~0 55) 0)) (.cse0 (< 140 ~a29~0)) (.cse1 (= ~a8~0 15)) (.cse5 (= ~a3~0 1)) (.cse18 (= ~a25~0 10)) (.cse12 (<= (+ ~a23~0 43) 0)) (.cse4 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse1 .cse4 .cse5) (and .cse1 .cse2 .cse4 .cse8 .cse5) (and (< ~a29~0 276) .cse9 .cse1 .cse4 .cse8 .cse5) (and .cse10 .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse11 .cse1 .cse12 .cse3 .cse13 .cse5 .cse14) (and (<= ~a29~0 275) .cse11 .cse1 .cse15 .cse8 .cse5) (and .cse10 .cse1 .cse2 .cse4 .cse5) (and (or (and .cse11 .cse6 .cse12 .cse8) (and .cse11 .cse10 .cse16 .cse12 .cse8)) .cse1 .cse5) (and .cse7 .cse1 .cse15 .cse4 .cse5) (and .cse6 .cse7 .cse17 .cse4) (and .cse11 (<= (+ ~a29~0 28470) 0) .cse1 .cse12 .cse3 .cse13 .cse5) (and .cse18 .cse1 .cse2 .cse4 .cse5) (and .cse11 .cse0 .cse1 .cse15 .cse12 .cse3 .cse5) (and .cse12 .cse17 .cse4) (and .cse11 .cse1 .cse16 .cse15 .cse13 .cse5 .cse14) (and .cse9 .cse0 .cse1 (<= ~a29~0 245) .cse4 .cse5) (and .cse18 .cse12 .cse4)))) [2020-12-23 03:41:24,413 INFO L189 CegarLoopUtils]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,413 INFO L189 CegarLoopUtils]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,413 INFO L189 CegarLoopUtils]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,413 INFO L189 CegarLoopUtils]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,413 INFO L189 CegarLoopUtils]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L187(line 187) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L121(line 121) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,414 INFO L189 CegarLoopUtils]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L124(line 124) no Hoare annotation was computed. [2020-12-23 03:41:24,415 INFO L189 CegarLoopUtils]: For program point L58(line 58) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L193(line 193) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L127(line 127) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L61(line 61) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,416 INFO L189 CegarLoopUtils]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,417 INFO L189 CegarLoopUtils]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,417 INFO L189 CegarLoopUtils]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-12-23 03:41:24,417 INFO L189 CegarLoopUtils]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-12-23 03:41:24,417 INFO L189 CegarLoopUtils]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,417 INFO L189 CegarLoopUtils]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,417 INFO L189 CegarLoopUtils]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,417 INFO L189 CegarLoopUtils]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,417 INFO L189 CegarLoopUtils]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L196(line 196) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L130(line 130) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L64(line 64) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2020-12-23 03:41:24,418 INFO L189 CegarLoopUtils]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L133(line 133) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L67(line 67) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-12-23 03:41:24,419 INFO L189 CegarLoopUtils]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L202(line 202) no Hoare annotation was computed. [2020-12-23 03:41:24,420 INFO L189 CegarLoopUtils]: For program point L136(line 136) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L70(line 70) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L139(line 139) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L73(line 73) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,421 INFO L189 CegarLoopUtils]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L208(line 208) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L142(line 142) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L76(line 76) no Hoare annotation was computed. [2020-12-23 03:41:24,422 INFO L189 CegarLoopUtils]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-12-23 03:41:24,423 INFO L189 CegarLoopUtils]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L211(line 211) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L145(line 145) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L79(line 79) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2020-12-23 03:41:24,424 INFO L189 CegarLoopUtils]: For program point L148(line 148) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L82(line 82) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,425 INFO L189 CegarLoopUtils]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L151(line 151) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L85(line 85) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,426 INFO L189 CegarLoopUtils]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L154(line 154) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L88(line 88) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,427 INFO L189 CegarLoopUtils]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,428 INFO L189 CegarLoopUtils]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,428 INFO L189 CegarLoopUtils]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,428 INFO L189 CegarLoopUtils]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,428 INFO L189 CegarLoopUtils]: For program point L157(line 157) no Hoare annotation was computed. [2020-12-23 03:41:24,428 INFO L189 CegarLoopUtils]: For program point L91(line 91) no Hoare annotation was computed. [2020-12-23 03:41:24,428 INFO L189 CegarLoopUtils]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-12-23 03:41:24,428 INFO L189 CegarLoopUtils]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-12-23 03:41:24,428 INFO L189 CegarLoopUtils]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-12-23 03:41:24,429 INFO L189 CegarLoopUtils]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-12-23 03:41:24,429 INFO L189 CegarLoopUtils]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,429 INFO L189 CegarLoopUtils]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,429 INFO L189 CegarLoopUtils]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,429 INFO L189 CegarLoopUtils]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,429 INFO L189 CegarLoopUtils]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,429 INFO L189 CegarLoopUtils]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,429 INFO L189 CegarLoopUtils]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,430 INFO L189 CegarLoopUtils]: For program point L160(line 160) no Hoare annotation was computed. [2020-12-23 03:41:24,430 INFO L189 CegarLoopUtils]: For program point L94(line 94) no Hoare annotation was computed. [2020-12-23 03:41:24,430 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 03:41:24,430 INFO L189 CegarLoopUtils]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,430 INFO L189 CegarLoopUtils]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,430 INFO L189 CegarLoopUtils]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,430 INFO L189 CegarLoopUtils]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L163(line 163) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L97(line 97) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,431 INFO L189 CegarLoopUtils]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L166(line 166) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L100(line 100) no Hoare annotation was computed. [2020-12-23 03:41:24,432 INFO L189 CegarLoopUtils]: For program point L34(line 34) no Hoare annotation was computed. [2020-12-23 03:41:24,433 INFO L189 CegarLoopUtils]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-12-23 03:41:24,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 03:41:24 BoogieIcfgContainer [2020-12-23 03:41:24,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 03:41:24,478 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 03:41:24,478 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 03:41:24,478 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 03:41:24,479 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:39:45" (3/4) ... [2020-12-23 03:41:24,483 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 03:41:24,515 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-23 03:41:24,518 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-23 03:41:24,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:41:24,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:41:24,724 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem11_label21.c-witness.graphml [2020-12-23 03:41:24,724 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 03:41:24,725 INFO L168 Benchmark]: Toolchain (without parser) took 102722.12 ms. Allocated memory was 161.5 MB in the beginning and 4.1 GB in the end (delta: 3.9 GB). Free memory was 133.4 MB in the beginning and 3.6 GB in the end (delta: -3.5 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2020-12-23 03:41:24,726 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 161.5 MB. Free memory is still 133.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 03:41:24,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 974.94 ms. Allocated memory is still 161.5 MB. Free memory was 133.2 MB in the beginning and 119.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:24,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.56 ms. Allocated memory is still 161.5 MB. Free memory was 119.7 MB in the beginning and 102.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:24,727 INFO L168 Benchmark]: Boogie Preprocessor took 153.07 ms. Allocated memory is still 161.5 MB. Free memory was 102.4 MB in the beginning and 92.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:24,728 INFO L168 Benchmark]: RCFGBuilder took 2614.39 ms. Allocated memory was 161.5 MB in the beginning and 224.4 MB in the end (delta: 62.9 MB). Free memory was 92.5 MB in the beginning and 170.1 MB in the end (delta: -77.6 MB). Peak memory consumption was 69.4 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:24,728 INFO L168 Benchmark]: TraceAbstraction took 98580.35 ms. Allocated memory was 224.4 MB in the beginning and 4.1 GB in the end (delta: 3.9 GB). Free memory was 169.6 MB in the beginning and 2.7 GB in the end (delta: -2.5 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2020-12-23 03:41:24,728 INFO L168 Benchmark]: Witness Printer took 245.97 ms. Allocated memory is still 4.1 GB. Free memory was 2.7 GB in the beginning and 3.6 GB in the end (delta: -908.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-23 03:41:24,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 161.5 MB. Free memory is still 133.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 974.94 ms. Allocated memory is still 161.5 MB. Free memory was 133.2 MB in the beginning and 119.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 141.56 ms. Allocated memory is still 161.5 MB. Free memory was 119.7 MB in the beginning and 102.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 153.07 ms. Allocated memory is still 161.5 MB. Free memory was 102.4 MB in the beginning and 92.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2614.39 ms. Allocated memory was 161.5 MB in the beginning and 224.4 MB in the end (delta: 62.9 MB). Free memory was 92.5 MB in the beginning and 170.1 MB in the end (delta: -77.6 MB). Peak memory consumption was 69.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 98580.35 ms. Allocated memory was 224.4 MB in the beginning and 4.1 GB in the end (delta: 3.9 GB). Free memory was 169.6 MB in the beginning and 2.7 GB in the end (delta: -2.5 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. * Witness Printer took 245.97 ms. Allocated memory is still 4.1 GB. Free memory was 2.7 GB in the beginning and 3.6 GB in the end (delta: -908.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 88]: 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: (((((((((((((((((((((140 < a29 && a8 == 15) && a23 <= 600000) && a29 <= 220) && a4 == 1) && a3 == 1) || ((((a25 <= 9 && a23 <= 312) && a8 == 15) && a4 == 1) && a3 == 1)) || ((((a8 == 15 && a23 <= 600000) && a4 == 1) && 246 <= a29) && a3 == 1)) || (((((a29 < 276 && a25 <= 10) && a8 == 15) && a4 == 1) && 246 <= a29) && a3 == 1)) || (((((a25 == 13 && 140 < a29) && a8 == 15) && a29 <= 220) && a4 == 1) && a3 == 1)) || ((((((a4 == 0 && a8 == 15) && a23 + 43 <= 0) && a29 <= 220) && 0 <= a29 + 580294) && a3 == 1) && a23 + 55 <= 0)) || (((((a29 <= 275 && a4 == 0) && a8 == 15) && a25 == 12) && 246 <= a29) && a3 == 1)) || ((((a25 == 13 && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((((a4 == 0 && a25 <= 9) && a23 + 43 <= 0) && 246 <= a29) || ((((a4 == 0 && a25 == 13) && a29 <= 274) && a23 + 43 <= 0) && 246 <= a29)) && a8 == 15) && a3 == 1)) || ((((a23 <= 312 && a8 == 15) && a25 == 12) && a4 == 1) && a3 == 1)) || (((a25 <= 9 && a23 <= 312) && ((a25 <= 10 && a29 <= 130) || (a29 <= 130 && a25 == 12))) && a4 == 1)) || ((((((a4 == 0 && a29 + 28470 <= 0) && a8 == 15) && a23 + 43 <= 0) && a29 <= 220) && 0 <= a29 + 580294) && a3 == 1)) || ((((a25 == 10 && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((((a4 == 0 && 140 < a29) && a8 == 15) && a25 == 12) && a23 + 43 <= 0) && a29 <= 220) && a3 == 1)) || ((a23 + 43 <= 0 && ((a25 <= 10 && a29 <= 130) || (a29 <= 130 && a25 == 12))) && a4 == 1)) || ((((((a4 == 0 && a8 == 15) && a29 <= 274) && a25 == 12) && 0 <= a29 + 580294) && a3 == 1) && a23 + 55 <= 0)) || (((((a25 <= 10 && 140 < a29) && a8 == 15) && a29 <= 245) && a4 == 1) && a3 == 1)) || ((a25 == 10 && a23 + 43 <= 0) && a4 == 1) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((((((((((((((140 < a29 && a8 == 15) && a23 <= 600000) && a29 <= 220) && a4 == 1) && a3 == 1) || ((((a25 <= 9 && a23 <= 312) && a8 == 15) && a4 == 1) && a3 == 1)) || ((((a8 == 15 && a23 <= 600000) && a4 == 1) && 246 <= a29) && a3 == 1)) || (((((a29 < 276 && a25 <= 10) && a8 == 15) && a4 == 1) && 246 <= a29) && a3 == 1)) || (((((a25 == 13 && 140 < a29) && a8 == 15) && a29 <= 220) && a4 == 1) && a3 == 1)) || ((((((a4 == 0 && a8 == 15) && a23 + 43 <= 0) && a29 <= 220) && 0 <= a29 + 580294) && a3 == 1) && a23 + 55 <= 0)) || (((((a29 <= 275 && a4 == 0) && a8 == 15) && a25 == 12) && 246 <= a29) && a3 == 1)) || ((((a25 == 13 && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((((a4 == 0 && a25 <= 9) && a23 + 43 <= 0) && 246 <= a29) || ((((a4 == 0 && a25 == 13) && a29 <= 274) && a23 + 43 <= 0) && 246 <= a29)) && a8 == 15) && a3 == 1)) || ((((a23 <= 312 && a8 == 15) && a25 == 12) && a4 == 1) && a3 == 1)) || (((a25 <= 9 && a23 <= 312) && ((a25 <= 10 && a29 <= 130) || (a29 <= 130 && a25 == 12))) && a4 == 1)) || ((((((a4 == 0 && a29 + 28470 <= 0) && a8 == 15) && a23 + 43 <= 0) && a29 <= 220) && 0 <= a29 + 580294) && a3 == 1)) || ((((a25 == 10 && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((((a4 == 0 && 140 < a29) && a8 == 15) && a25 == 12) && a23 + 43 <= 0) && a29 <= 220) && a3 == 1)) || ((a23 + 43 <= 0 && ((a25 <= 10 && a29 <= 130) || (a29 <= 130 && a25 == 12))) && a4 == 1)) || ((((((a4 == 0 && a8 == 15) && a29 <= 274) && a25 == 12) && 0 <= a29 + 580294) && a3 == 1) && a23 + 55 <= 0)) || (((((a25 <= 10 && 140 < a29) && a8 == 15) && a29 <= 245) && a4 == 1) && a3 == 1)) || ((a25 == 10 && a23 + 43 <= 0) && a4 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 84.3s, OverallIterations: 29, TraceHistogramMax: 13, AutomataDifference: 49.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4879 SDtfs, 5195 SDslu, 748 SDs, 0 SdLazy, 21318 SolverSat, 3143 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2589 GetRequests, 2519 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26587occurred in iteration=24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.1s AutomataMinimizationTime, 29 MinimizatonAttempts, 33537 StatesRemovedByMinimization, 25 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 153 NumberOfFragments, 769 HoareAnnotationTreeSize, 3 FomulaSimplifications, 242136 FormulaSimplificationTreeSizeReduction, 4.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 104454 FormulaSimplificationTreeSizeReductionInter, 9.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 18456 NumberOfCodeBlocks, 18456 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 18423 ConstructedInterpolants, 0 QuantifiedInterpolants, 32183931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3295 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 33 InterpolantComputations, 28 PerfectInterpolantSequences, 39703/40515 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...