/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/eca-rers2012/Problem02_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 01:53:43,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 01:53:43,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 01:53:43,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 01:53:43,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 01:53:43,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 01:53:43,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 01:53:43,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 01:53:43,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 01:53:43,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 01:53:43,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 01:53:43,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 01:53:43,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 01:53:43,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 01:53:43,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 01:53:43,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 01:53:43,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 01:53:43,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 01:53:43,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 01:53:43,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 01:53:43,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 01:53:43,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 01:53:43,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 01:53:43,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 01:53:43,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 01:53:43,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 01:53:43,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 01:53:43,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 01:53:43,985 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 01:53:44,021 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 01:53:44,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 01:53:44,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 01:53:44,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 01:53:44,023 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 01:53:44,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 01:53:44,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 01:53:44,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 01:53:44,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 01:53:44,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 01:53:44,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 01:53:44,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 01:53:44,025 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 01:53:44,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 01:53:44,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 01:53:44,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 01:53:44,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 01:53:44,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 01:53:44,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 01:53:44,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 01:53:44,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 01:53:44,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 01:53:44,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 01:53:44,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 01:53:44,027 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 01:53:44,027 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 01:53:44,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 01:53:44,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 01:53:44,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 01:53:44,428 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 01:53:44,429 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 01:53:44,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label21.c [2020-12-23 01:53:44,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c62664f0a/71e6abd50a3a4d53915c53ef78a88bac/FLAG9b655eba4 [2020-12-23 01:53:45,255 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 01:53:45,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label21.c [2020-12-23 01:53:45,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c62664f0a/71e6abd50a3a4d53915c53ef78a88bac/FLAG9b655eba4 [2020-12-23 01:53:45,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c62664f0a/71e6abd50a3a4d53915c53ef78a88bac [2020-12-23 01:53:45,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 01:53:45,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 01:53:45,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 01:53:45,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 01:53:45,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 01:53:45,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:53:45" (1/1) ... [2020-12-23 01:53:45,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322eadde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:45, skipping insertion in model container [2020-12-23 01:53:45,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:53:45" (1/1) ... [2020-12-23 01:53:45,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 01:53:45,552 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] [2020-12-23 01:53:45,906 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label21.c[16331,16344] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 01:53:45,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 01:53:45,980 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] [2020-12-23 01:53:46,061 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label21.c[16331,16344] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 01:53:46,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 01:53:46,105 INFO L208 MainTranslator]: Completed translation [2020-12-23 01:53:46,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46 WrapperNode [2020-12-23 01:53:46,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 01:53:46,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 01:53:46,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 01:53:46,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 01:53:46,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 01:53:46,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 01:53:46,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 01:53:46,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 01:53:46,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (1/1) ... [2020-12-23 01:53:46,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 01:53:46,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 01:53:46,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 01:53:46,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 01:53:46,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (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 01:53:46,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 01:53:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 01:53:46,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 01:53:46,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 01:53:47,697 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 01:53:47,697 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-23 01:53:47,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:53:47 BoogieIcfgContainer [2020-12-23 01:53:47,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 01:53:47,705 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 01:53:47,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 01:53:47,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 01:53:47,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 01:53:45" (1/3) ... [2020-12-23 01:53:47,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4be9f838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:53:47, skipping insertion in model container [2020-12-23 01:53:47,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:53:46" (2/3) ... [2020-12-23 01:53:47,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4be9f838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:53:47, skipping insertion in model container [2020-12-23 01:53:47,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:53:47" (3/3) ... [2020-12-23 01:53:47,717 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label21.c [2020-12-23 01:53:47,724 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 01:53:47,730 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 01:53:47,749 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 01:53:47,793 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 01:53:47,793 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 01:53:47,793 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 01:53:47,793 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 01:53:47,794 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 01:53:47,794 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 01:53:47,794 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 01:53:47,794 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 01:53:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2020-12-23 01:53:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-23 01:53:47,837 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:47,838 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:53:47,838 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:47,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:47,844 INFO L82 PathProgramCache]: Analyzing trace with hash 91008837, now seen corresponding path program 1 times [2020-12-23 01:53:47,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:47,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056654797] [2020-12-23 01:53:47,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:48,322 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 01:53:48,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056654797] [2020-12-23 01:53:48,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:53:48,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 01:53:48,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481439277] [2020-12-23 01:53:48,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:48,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:48,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:48,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 01:53:48,353 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2020-12-23 01:53:49,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:49,226 INFO L93 Difference]: Finished difference Result 596 states and 1030 transitions. [2020-12-23 01:53:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:49,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2020-12-23 01:53:49,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:49,244 INFO L225 Difference]: With dead ends: 596 [2020-12-23 01:53:49,244 INFO L226 Difference]: Without dead ends: 305 [2020-12-23 01:53:49,249 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 01:53:49,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-12-23 01:53:49,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 305. [2020-12-23 01:53:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2020-12-23 01:53:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 464 transitions. [2020-12-23 01:53:49,318 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 464 transitions. Word has length 96 [2020-12-23 01:53:49,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:49,319 INFO L481 AbstractCegarLoop]: Abstraction has 305 states and 464 transitions. [2020-12-23 01:53:49,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:49,319 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 464 transitions. [2020-12-23 01:53:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-23 01:53:49,325 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:49,325 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 01:53:49,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 01:53:49,325 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:49,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:49,326 INFO L82 PathProgramCache]: Analyzing trace with hash 5722753, now seen corresponding path program 1 times [2020-12-23 01:53:49,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:49,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155436775] [2020-12-23 01:53:49,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:49,427 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:53:49,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155436775] [2020-12-23 01:53:49,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:53:49,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 01:53:49,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183423775] [2020-12-23 01:53:49,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:49,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:49,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:49,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 01:53:49,432 INFO L87 Difference]: Start difference. First operand 305 states and 464 transitions. Second operand 3 states. [2020-12-23 01:53:49,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:49,734 INFO L93 Difference]: Finished difference Result 599 states and 913 transitions. [2020-12-23 01:53:49,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:49,735 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2020-12-23 01:53:49,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:49,738 INFO L225 Difference]: With dead ends: 599 [2020-12-23 01:53:49,738 INFO L226 Difference]: Without dead ends: 296 [2020-12-23 01:53:49,741 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 01:53:49,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2020-12-23 01:53:49,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2020-12-23 01:53:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-12-23 01:53:49,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 421 transitions. [2020-12-23 01:53:49,759 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 421 transitions. Word has length 107 [2020-12-23 01:53:49,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:49,759 INFO L481 AbstractCegarLoop]: Abstraction has 296 states and 421 transitions. [2020-12-23 01:53:49,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 421 transitions. [2020-12-23 01:53:49,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-23 01:53:49,764 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:49,764 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 01:53:49,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 01:53:49,765 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:49,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:49,766 INFO L82 PathProgramCache]: Analyzing trace with hash -312582842, now seen corresponding path program 1 times [2020-12-23 01:53:49,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:49,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565581321] [2020-12-23 01:53:49,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:49,856 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:53:49,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565581321] [2020-12-23 01:53:49,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:53:49,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 01:53:49,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686711344] [2020-12-23 01:53:49,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:49,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:49,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:49,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 01:53:49,867 INFO L87 Difference]: Start difference. First operand 296 states and 421 transitions. Second operand 3 states. [2020-12-23 01:53:50,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:50,428 INFO L93 Difference]: Finished difference Result 872 states and 1244 transitions. [2020-12-23 01:53:50,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:50,429 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2020-12-23 01:53:50,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:50,433 INFO L225 Difference]: With dead ends: 872 [2020-12-23 01:53:50,433 INFO L226 Difference]: Without dead ends: 578 [2020-12-23 01:53:50,434 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 01:53:50,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2020-12-23 01:53:50,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 438. [2020-12-23 01:53:50,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2020-12-23 01:53:50,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 573 transitions. [2020-12-23 01:53:50,458 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 573 transitions. Word has length 114 [2020-12-23 01:53:50,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:50,458 INFO L481 AbstractCegarLoop]: Abstraction has 438 states and 573 transitions. [2020-12-23 01:53:50,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 573 transitions. [2020-12-23 01:53:50,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-23 01:53:50,462 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:50,462 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:50,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 01:53:50,463 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:50,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:50,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1479809937, now seen corresponding path program 1 times [2020-12-23 01:53:50,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:50,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136054250] [2020-12-23 01:53:50,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:50,534 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:53:50,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136054250] [2020-12-23 01:53:50,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:53:50,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 01:53:50,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236514239] [2020-12-23 01:53:50,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:50,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:50,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:50,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 01:53:50,537 INFO L87 Difference]: Start difference. First operand 438 states and 573 transitions. Second operand 3 states. [2020-12-23 01:53:51,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:51,188 INFO L93 Difference]: Finished difference Result 1017 states and 1348 transitions. [2020-12-23 01:53:51,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:51,189 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-12-23 01:53:51,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:51,192 INFO L225 Difference]: With dead ends: 1017 [2020-12-23 01:53:51,193 INFO L226 Difference]: Without dead ends: 581 [2020-12-23 01:53:51,194 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 01:53:51,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2020-12-23 01:53:51,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 579. [2020-12-23 01:53:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 579 states. [2020-12-23 01:53:51,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 754 transitions. [2020-12-23 01:53:51,213 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 754 transitions. Word has length 119 [2020-12-23 01:53:51,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:51,213 INFO L481 AbstractCegarLoop]: Abstraction has 579 states and 754 transitions. [2020-12-23 01:53:51,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 754 transitions. [2020-12-23 01:53:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-23 01:53:51,217 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:51,220 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:51,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 01:53:51,221 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:51,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:51,221 INFO L82 PathProgramCache]: Analyzing trace with hash -943539321, now seen corresponding path program 1 times [2020-12-23 01:53:51,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:51,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473794972] [2020-12-23 01:53:51,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:53:51,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473794972] [2020-12-23 01:53:51,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598590066] [2020-12-23 01:53:51,611 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 01:53:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:51,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 01:53:51,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:53:51,934 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-23 01:53:51,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:53:51,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 01:53:51,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975219907] [2020-12-23 01:53:51,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:51,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:51,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:51,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-23 01:53:51,943 INFO L87 Difference]: Start difference. First operand 579 states and 754 transitions. Second operand 3 states. [2020-12-23 01:53:52,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:52,481 INFO L93 Difference]: Finished difference Result 1582 states and 2046 transitions. [2020-12-23 01:53:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:52,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2020-12-23 01:53:52,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:52,488 INFO L225 Difference]: With dead ends: 1582 [2020-12-23 01:53:52,488 INFO L226 Difference]: Without dead ends: 1005 [2020-12-23 01:53:52,490 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-23 01:53:52,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1005 states. [2020-12-23 01:53:52,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1005 to 861. [2020-12-23 01:53:52,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2020-12-23 01:53:52,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1086 transitions. [2020-12-23 01:53:52,524 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1086 transitions. Word has length 123 [2020-12-23 01:53:52,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:52,526 INFO L481 AbstractCegarLoop]: Abstraction has 861 states and 1086 transitions. [2020-12-23 01:53:52,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1086 transitions. [2020-12-23 01:53:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-23 01:53:52,535 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:52,536 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:52,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 01:53:52,750 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:52,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:52,750 INFO L82 PathProgramCache]: Analyzing trace with hash -571607555, now seen corresponding path program 1 times [2020-12-23 01:53:52,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:52,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708607368] [2020-12-23 01:53:52,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-23 01:53:52,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708607368] [2020-12-23 01:53:52,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:53:52,859 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 01:53:52,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017040466] [2020-12-23 01:53:52,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:52,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:52,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:52,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 01:53:52,861 INFO L87 Difference]: Start difference. First operand 861 states and 1086 transitions. Second operand 3 states. [2020-12-23 01:53:53,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:53,587 INFO L93 Difference]: Finished difference Result 2281 states and 2841 transitions. [2020-12-23 01:53:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:53,588 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2020-12-23 01:53:53,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:53,601 INFO L225 Difference]: With dead ends: 2281 [2020-12-23 01:53:53,601 INFO L226 Difference]: Without dead ends: 1422 [2020-12-23 01:53:53,603 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 01:53:53,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2020-12-23 01:53:53,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 1422. [2020-12-23 01:53:53,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1422 states. [2020-12-23 01:53:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 1677 transitions. [2020-12-23 01:53:53,710 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 1677 transitions. Word has length 127 [2020-12-23 01:53:53,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:53,711 INFO L481 AbstractCegarLoop]: Abstraction has 1422 states and 1677 transitions. [2020-12-23 01:53:53,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:53,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1677 transitions. [2020-12-23 01:53:53,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-12-23 01:53:53,715 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:53,716 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:53:53,716 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 01:53:53,716 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:53,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:53,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1412370548, now seen corresponding path program 1 times [2020-12-23 01:53:53,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:53,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731606231] [2020-12-23 01:53:53,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-23 01:53:53,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731606231] [2020-12-23 01:53:53,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:53:53,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 01:53:53,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222279620] [2020-12-23 01:53:53,807 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:53,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:53,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:53,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 01:53:53,809 INFO L87 Difference]: Start difference. First operand 1422 states and 1677 transitions. Second operand 3 states. [2020-12-23 01:53:54,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:54,355 INFO L93 Difference]: Finished difference Result 3263 states and 3903 transitions. [2020-12-23 01:53:54,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:54,356 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2020-12-23 01:53:54,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:54,364 INFO L225 Difference]: With dead ends: 3263 [2020-12-23 01:53:54,364 INFO L226 Difference]: Without dead ends: 1700 [2020-12-23 01:53:54,400 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 01:53:54,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1700 states. [2020-12-23 01:53:54,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1700 to 1700. [2020-12-23 01:53:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1700 states. [2020-12-23 01:53:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 1872 transitions. [2020-12-23 01:53:54,443 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 1872 transitions. Word has length 149 [2020-12-23 01:53:54,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:54,443 INFO L481 AbstractCegarLoop]: Abstraction has 1700 states and 1872 transitions. [2020-12-23 01:53:54,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 1872 transitions. [2020-12-23 01:53:54,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-12-23 01:53:54,449 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:54,449 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:53:54,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 01:53:54,450 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:54,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:54,450 INFO L82 PathProgramCache]: Analyzing trace with hash -1211313905, now seen corresponding path program 1 times [2020-12-23 01:53:54,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:54,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10844171] [2020-12-23 01:53:54,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:54,545 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-12-23 01:53:54,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10844171] [2020-12-23 01:53:54,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:53:54,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 01:53:54,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879787040] [2020-12-23 01:53:54,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:54,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:54,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:54,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 01:53:54,548 INFO L87 Difference]: Start difference. First operand 1700 states and 1872 transitions. Second operand 3 states. [2020-12-23 01:53:55,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:55,011 INFO L93 Difference]: Finished difference Result 3118 states and 3424 transitions. [2020-12-23 01:53:55,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:55,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2020-12-23 01:53:55,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:55,019 INFO L225 Difference]: With dead ends: 3118 [2020-12-23 01:53:55,019 INFO L226 Difference]: Without dead ends: 1418 [2020-12-23 01:53:55,025 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 01:53:55,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2020-12-23 01:53:55,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 1415. [2020-12-23 01:53:55,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1415 states. [2020-12-23 01:53:55,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1415 states and 1499 transitions. [2020-12-23 01:53:55,061 INFO L78 Accepts]: Start accepts. Automaton has 1415 states and 1499 transitions. Word has length 172 [2020-12-23 01:53:55,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:55,061 INFO L481 AbstractCegarLoop]: Abstraction has 1415 states and 1499 transitions. [2020-12-23 01:53:55,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1499 transitions. [2020-12-23 01:53:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-23 01:53:55,066 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:55,067 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:53:55,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 01:53:55,067 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:55,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:55,068 INFO L82 PathProgramCache]: Analyzing trace with hash 599974459, now seen corresponding path program 1 times [2020-12-23 01:53:55,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:55,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514624030] [2020-12-23 01:53:55,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-23 01:53:55,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514624030] [2020-12-23 01:53:55,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 01:53:55,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 01:53:55,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754833676] [2020-12-23 01:53:55,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:55,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:55,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:55,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 01:53:55,222 INFO L87 Difference]: Start difference. First operand 1415 states and 1499 transitions. Second operand 3 states. [2020-12-23 01:53:55,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:55,657 INFO L93 Difference]: Finished difference Result 3107 states and 3296 transitions. [2020-12-23 01:53:55,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:55,657 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2020-12-23 01:53:55,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:55,665 INFO L225 Difference]: With dead ends: 3107 [2020-12-23 01:53:55,666 INFO L226 Difference]: Without dead ends: 1834 [2020-12-23 01:53:55,668 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 01:53:55,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1834 states. [2020-12-23 01:53:55,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1834 to 1414. [2020-12-23 01:53:55,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1414 states. [2020-12-23 01:53:55,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 1497 transitions. [2020-12-23 01:53:55,701 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 1497 transitions. Word has length 194 [2020-12-23 01:53:55,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:55,702 INFO L481 AbstractCegarLoop]: Abstraction has 1414 states and 1497 transitions. [2020-12-23 01:53:55,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:55,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1497 transitions. [2020-12-23 01:53:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-23 01:53:55,706 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 01:53:55,707 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 01:53:55,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 01:53:55,707 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 01:53:55,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 01:53:55,707 INFO L82 PathProgramCache]: Analyzing trace with hash -185043600, now seen corresponding path program 1 times [2020-12-23 01:53:55,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 01:53:55,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809500822] [2020-12-23 01:53:55,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 01:53:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 68 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 01:53:56,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809500822] [2020-12-23 01:53:56,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1588557378] [2020-12-23 01:53:56,033 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 01:53:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 01:53:56,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 01:53:56,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 01:53:56,384 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-23 01:53:56,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 01:53:56,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 01:53:56,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837151288] [2020-12-23 01:53:56,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 01:53:56,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 01:53:56,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 01:53:56,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 01:53:56,392 INFO L87 Difference]: Start difference. First operand 1414 states and 1497 transitions. Second operand 3 states. [2020-12-23 01:53:56,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 01:53:56,799 INFO L93 Difference]: Finished difference Result 2684 states and 2847 transitions. [2020-12-23 01:53:56,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 01:53:56,800 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2020-12-23 01:53:56,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 01:53:56,801 INFO L225 Difference]: With dead ends: 2684 [2020-12-23 01:53:56,801 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 01:53:56,804 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 01:53:56,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 01:53:56,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 01:53:56,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 01:53:56,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 01:53:56,805 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 194 [2020-12-23 01:53:56,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 01:53:56,805 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 01:53:56,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 01:53:56,805 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 01:53:56,806 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 01:53:57,019 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-23 01:53:57,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 01:53:57,275 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2020-12-23 01:53:57,478 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2020-12-23 01:53:57,482 INFO L189 CegarLoopUtils]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,483 INFO L189 CegarLoopUtils]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,485 INFO L189 CegarLoopUtils]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,485 INFO L189 CegarLoopUtils]: For program point L301(lines 301 423) no Hoare annotation was computed. [2020-12-23 01:53:57,485 INFO L189 CegarLoopUtils]: For program point L235(lines 235 423) no Hoare annotation was computed. [2020-12-23 01:53:57,485 INFO L189 CegarLoopUtils]: For program point L169(lines 169 423) no Hoare annotation was computed. [2020-12-23 01:53:57,485 INFO L189 CegarLoopUtils]: For program point L566(line 566) no Hoare annotation was computed. [2020-12-23 01:53:57,485 INFO L189 CegarLoopUtils]: For program point L500(line 500) no Hoare annotation was computed. [2020-12-23 01:53:57,485 INFO L189 CegarLoopUtils]: For program point L434(line 434) no Hoare annotation was computed. [2020-12-23 01:53:57,485 INFO L189 CegarLoopUtils]: For program point L303(lines 303 423) no Hoare annotation was computed. [2020-12-23 01:53:57,486 INFO L189 CegarLoopUtils]: For program point L105(lines 105 423) no Hoare annotation was computed. [2020-12-23 01:53:57,486 INFO L189 CegarLoopUtils]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,486 INFO L189 CegarLoopUtils]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,486 INFO L189 CegarLoopUtils]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,486 INFO L189 CegarLoopUtils]: For program point L40(lines 40 423) no Hoare annotation was computed. [2020-12-23 01:53:57,486 INFO L189 CegarLoopUtils]: For program point L569(line 569) no Hoare annotation was computed. [2020-12-23 01:53:57,486 INFO L189 CegarLoopUtils]: For program point L503(line 503) no Hoare annotation was computed. [2020-12-23 01:53:57,486 INFO L189 CegarLoopUtils]: For program point L437(line 437) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L371(lines 371 423) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L307(lines 307 423) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L175(lines 175 423) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L109(lines 109 423) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L572(line 572) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L506(line 506) no Hoare annotation was computed. [2020-12-23 01:53:57,487 INFO L189 CegarLoopUtils]: For program point L440(line 440) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L308(lines 308 317) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L242(lines 242 423) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L45(lines 45 423) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L244(lines 244 423) no Hoare annotation was computed. [2020-12-23 01:53:57,488 INFO L189 CegarLoopUtils]: For program point L575(line 575) no Hoare annotation was computed. [2020-12-23 01:53:57,489 INFO L189 CegarLoopUtils]: For program point L509(line 509) no Hoare annotation was computed. [2020-12-23 01:53:57,489 INFO L189 CegarLoopUtils]: For program point L443(line 443) no Hoare annotation was computed. [2020-12-23 01:53:57,489 INFO L189 CegarLoopUtils]: For program point L179(lines 179 423) no Hoare annotation was computed. [2020-12-23 01:53:57,489 INFO L189 CegarLoopUtils]: For program point L378(lines 378 423) no Hoare annotation was computed. [2020-12-23 01:53:57,489 INFO L189 CegarLoopUtils]: For program point L48(lines 48 423) no Hoare annotation was computed. [2020-12-23 01:53:57,489 INFO L189 CegarLoopUtils]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,489 INFO L189 CegarLoopUtils]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,489 INFO L189 CegarLoopUtils]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,490 INFO L189 CegarLoopUtils]: For program point L247(lines 247 423) no Hoare annotation was computed. [2020-12-23 01:53:57,490 INFO L189 CegarLoopUtils]: For program point L578(line 578) no Hoare annotation was computed. [2020-12-23 01:53:57,490 INFO L189 CegarLoopUtils]: For program point L512(line 512) no Hoare annotation was computed. [2020-12-23 01:53:57,490 INFO L189 CegarLoopUtils]: For program point L446(line 446) no Hoare annotation was computed. [2020-12-23 01:53:57,490 INFO L189 CegarLoopUtils]: For program point L248(lines 248 256) no Hoare annotation was computed. [2020-12-23 01:53:57,490 INFO L189 CegarLoopUtils]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2020-12-23 01:53:57,490 INFO L189 CegarLoopUtils]: For program point L116(lines 116 423) no Hoare annotation was computed. [2020-12-23 01:53:57,490 INFO L189 CegarLoopUtils]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,491 INFO L189 CegarLoopUtils]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,491 INFO L189 CegarLoopUtils]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,491 INFO L189 CegarLoopUtils]: For program point L52(lines 52 423) no Hoare annotation was computed. [2020-12-23 01:53:57,491 INFO L189 CegarLoopUtils]: For program point L581(line 581) no Hoare annotation was computed. [2020-12-23 01:53:57,491 INFO L189 CegarLoopUtils]: For program point L515(line 515) no Hoare annotation was computed. [2020-12-23 01:53:57,491 INFO L189 CegarLoopUtils]: For program point L449(line 449) no Hoare annotation was computed. [2020-12-23 01:53:57,492 INFO L189 CegarLoopUtils]: For program point L185(lines 185 423) no Hoare annotation was computed. [2020-12-23 01:53:57,492 INFO L189 CegarLoopUtils]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,492 INFO L189 CegarLoopUtils]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,492 INFO L189 CegarLoopUtils]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,492 INFO L189 CegarLoopUtils]: For program point L385(lines 385 423) no Hoare annotation was computed. [2020-12-23 01:53:57,492 INFO L189 CegarLoopUtils]: For program point L319(lines 319 423) no Hoare annotation was computed. [2020-12-23 01:53:57,492 INFO L189 CegarLoopUtils]: For program point L584(line 584) no Hoare annotation was computed. [2020-12-23 01:53:57,493 INFO L189 CegarLoopUtils]: For program point L518(line 518) no Hoare annotation was computed. [2020-12-23 01:53:57,493 INFO L189 CegarLoopUtils]: For program point L452(line 452) no Hoare annotation was computed. [2020-12-23 01:53:57,493 INFO L189 CegarLoopUtils]: For program point L189(lines 189 423) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L123(lines 123 423) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L57(lines 57 423) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L388(lines 388 423) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L587(line 587) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L521(line 521) no Hoare annotation was computed. [2020-12-23 01:53:57,494 INFO L189 CegarLoopUtils]: For program point L455(line 455) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L390(lines 390 423) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L324(lines 324 423) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L258(lines 258 423) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L60(lines 60 423) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L391(lines 391 397) no Hoare annotation was computed. [2020-12-23 01:53:57,495 INFO L189 CegarLoopUtils]: For program point L325(lines 325 336) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L590(line 590) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L524(line 524) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L458(line 458) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L195(lines 195 423) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L129(lines 129 423) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,496 INFO L189 CegarLoopUtils]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,498 INFO L189 CegarLoopUtils]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,498 INFO L189 CegarLoopUtils]: For program point L64(lines 64 423) no Hoare annotation was computed. [2020-12-23 01:53:57,498 INFO L189 CegarLoopUtils]: For program point L593(line 593) no Hoare annotation was computed. [2020-12-23 01:53:57,498 INFO L189 CegarLoopUtils]: For program point L527(line 527) no Hoare annotation was computed. [2020-12-23 01:53:57,498 INFO L189 CegarLoopUtils]: For program point L461(line 461) no Hoare annotation was computed. [2020-12-23 01:53:57,498 INFO L189 CegarLoopUtils]: For program point L263(lines 263 423) no Hoare annotation was computed. [2020-12-23 01:53:57,498 INFO L189 CegarLoopUtils]: For program point L197(lines 197 423) no Hoare annotation was computed. [2020-12-23 01:53:57,498 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point L199(lines 199 423) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point L133(lines 133 423) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point L596(line 596) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point L530(line 530) no Hoare annotation was computed. [2020-12-23 01:53:57,499 INFO L189 CegarLoopUtils]: For program point L464(line 464) no Hoare annotation was computed. [2020-12-23 01:53:57,500 INFO L189 CegarLoopUtils]: For program point L399(lines 399 423) no Hoare annotation was computed. [2020-12-23 01:53:57,500 INFO L189 CegarLoopUtils]: For program point L201(lines 201 423) no Hoare annotation was computed. [2020-12-23 01:53:57,500 INFO L189 CegarLoopUtils]: For program point L69(lines 69 423) no Hoare annotation was computed. [2020-12-23 01:53:57,500 INFO L189 CegarLoopUtils]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,500 INFO L189 CegarLoopUtils]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,500 INFO L189 CegarLoopUtils]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,500 INFO L189 CegarLoopUtils]: For program point L599(line 599) no Hoare annotation was computed. [2020-12-23 01:53:57,500 INFO L189 CegarLoopUtils]: For program point L533(line 533) no Hoare annotation was computed. [2020-12-23 01:53:57,501 INFO L189 CegarLoopUtils]: For program point L467(line 467) no Hoare annotation was computed. [2020-12-23 01:53:57,501 INFO L189 CegarLoopUtils]: For program point L269(lines 269 423) no Hoare annotation was computed. [2020-12-23 01:53:57,501 INFO L189 CegarLoopUtils]: For program point L204(lines 204 423) no Hoare annotation was computed. [2020-12-23 01:53:57,501 INFO L189 CegarLoopUtils]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L271(lines 271 423) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L602(line 602) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L536(line 536) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L470(line 470) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L404(lines 404 423) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L338(lines 338 423) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L272(lines 272 284) no Hoare annotation was computed. [2020-12-23 01:53:57,502 INFO L189 CegarLoopUtils]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L140(lines 140 423) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L75(lines 75 423) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L208(lines 208 423) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L605(line 605) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L539(line 539) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L473(line 473) no Hoare annotation was computed. [2020-12-23 01:53:57,503 INFO L189 CegarLoopUtils]: For program point L341(lines 341 423) no Hoare annotation was computed. [2020-12-23 01:53:57,504 INFO L189 CegarLoopUtils]: For program point L408(lines 408 423) no Hoare annotation was computed. [2020-12-23 01:53:57,504 INFO L189 CegarLoopUtils]: For program point L342(lines 342 345) no Hoare annotation was computed. [2020-12-23 01:53:57,504 INFO L189 CegarLoopUtils]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2020-12-23 01:53:57,504 INFO L189 CegarLoopUtils]: For program point L144(lines 144 423) no Hoare annotation was computed. [2020-12-23 01:53:57,504 INFO L185 CegarLoopUtils]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse1 (<= ~a28~0 7)) (.cse5 (= ~a25~0 1)) (.cse0 (<= ~a19~0 0)) (.cse9 (not (= ~a11~0 1))) (.cse3 (<= ~a25~0 0)) (.cse4 (= ~a19~0 1)) (.cse7 (<= 10 ~a28~0)) (.cse8 (<= 8 ~a17~0)) (.cse2 (<= ~a17~0 8)) (.cse6 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2) (and .cse0 .cse5 .cse2 .cse6) (and .cse0 .cse7 .cse2 .cse3 .cse6) (and .cse4 .cse8 .cse5 .cse9 .cse2) (and .cse4 .cse2 .cse3 .cse6) (and .cse4 .cse8 .cse5 .cse2 .cse6) (and .cse0 .cse9 .cse2 .cse3 .cse6) (and .cse4 .cse7 .cse8 .cse2 .cse6))) [2020-12-23 01:53:57,505 INFO L189 CegarLoopUtils]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,505 INFO L189 CegarLoopUtils]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,505 INFO L189 CegarLoopUtils]: For program point L79(lines 79 423) no Hoare annotation was computed. [2020-12-23 01:53:57,505 INFO L189 CegarLoopUtils]: For program point L542(line 542) no Hoare annotation was computed. [2020-12-23 01:53:57,505 INFO L189 CegarLoopUtils]: For program point L476(line 476) no Hoare annotation was computed. [2020-12-23 01:53:57,505 INFO L189 CegarLoopUtils]: For program point L212(lines 212 423) no Hoare annotation was computed. [2020-12-23 01:53:57,505 INFO L189 CegarLoopUtils]: For program point L213(lines 213 220) no Hoare annotation was computed. [2020-12-23 01:53:57,505 INFO L189 CegarLoopUtils]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2020-12-23 01:53:57,506 INFO L192 CegarLoopUtils]: At program point L610(lines 610 627) the Hoare annotation is: true [2020-12-23 01:53:57,506 INFO L189 CegarLoopUtils]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,506 INFO L189 CegarLoopUtils]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,506 INFO L189 CegarLoopUtils]: For program point L412(lines 412 423) no Hoare annotation was computed. [2020-12-23 01:53:57,506 INFO L189 CegarLoopUtils]: For program point L545(line 545) no Hoare annotation was computed. [2020-12-23 01:53:57,506 INFO L189 CegarLoopUtils]: For program point L479(line 479) no Hoare annotation was computed. [2020-12-23 01:53:57,506 INFO L189 CegarLoopUtils]: For program point L347(lines 347 423) no Hoare annotation was computed. [2020-12-23 01:53:57,506 INFO L189 CegarLoopUtils]: For program point L149(lines 149 423) no Hoare annotation was computed. [2020-12-23 01:53:57,506 INFO L189 CegarLoopUtils]: For program point L414(lines 414 423) no Hoare annotation was computed. [2020-12-23 01:53:57,507 INFO L189 CegarLoopUtils]: For program point L348(lines 348 357) no Hoare annotation was computed. [2020-12-23 01:53:57,507 INFO L189 CegarLoopUtils]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2020-12-23 01:53:57,507 INFO L189 CegarLoopUtils]: For program point L84(lines 84 423) no Hoare annotation was computed. [2020-12-23 01:53:57,507 INFO L189 CegarLoopUtils]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,507 INFO L189 CegarLoopUtils]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,507 INFO L189 CegarLoopUtils]: For program point L85(lines 85 90) no Hoare annotation was computed. [2020-12-23 01:53:57,507 INFO L189 CegarLoopUtils]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2020-12-23 01:53:57,507 INFO L189 CegarLoopUtils]: For program point L548(line 548) no Hoare annotation was computed. [2020-12-23 01:53:57,508 INFO L189 CegarLoopUtils]: For program point L482(line 482) no Hoare annotation was computed. [2020-12-23 01:53:57,508 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 01:53:57,508 INFO L189 CegarLoopUtils]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-12-23 01:53:57,508 INFO L189 CegarLoopUtils]: For program point L153(lines 153 423) no Hoare annotation was computed. [2020-12-23 01:53:57,508 INFO L185 CegarLoopUtils]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse1 (<= ~a28~0 7)) (.cse5 (= ~a25~0 1)) (.cse0 (<= ~a19~0 0)) (.cse9 (not (= ~a11~0 1))) (.cse3 (<= ~a25~0 0)) (.cse4 (= ~a19~0 1)) (.cse7 (<= 10 ~a28~0)) (.cse8 (<= 8 ~a17~0)) (.cse2 (<= ~a17~0 8)) (.cse6 (<= ~a28~0 10))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2) (and .cse0 .cse5 .cse2 .cse6) (and .cse0 .cse7 .cse2 .cse3 .cse6) (and .cse4 .cse8 .cse5 .cse9 .cse2) (and .cse4 .cse2 .cse3 .cse6) (and .cse4 .cse8 .cse5 .cse2 .cse6) (and .cse0 .cse9 .cse2 .cse3 .cse6) (and .cse4 .cse7 .cse8 .cse2 .cse6))) [2020-12-23 01:53:57,508 INFO L189 CegarLoopUtils]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,508 INFO L189 CegarLoopUtils]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,508 INFO L189 CegarLoopUtils]: For program point L286(lines 286 423) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L485(line 485) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L419(lines 419 423) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L222(lines 222 423) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L554(line 554) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L488(line 488) no Hoare annotation was computed. [2020-12-23 01:53:57,509 INFO L189 CegarLoopUtils]: For program point L290(lines 290 423) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L158(lines 158 423) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L92(lines 92 423) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L621(line 621) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L225(lines 225 423) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L93(lines 93 99) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L424(lines 424 426) no Hoare annotation was computed. [2020-12-23 01:53:57,510 INFO L189 CegarLoopUtils]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L557(line 557) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L491(line 491) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L425(line 425) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L359(lines 359 423) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L293(lines 293 423) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L228(lines 228 423) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,511 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L494(line 494) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L428(line 428) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L296(lines 296 423) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L164(lines 164 423) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L364(lines 364 423) no Hoare annotation was computed. [2020-12-23 01:53:57,512 INFO L189 CegarLoopUtils]: For program point L563(line 563) no Hoare annotation was computed. [2020-12-23 01:53:57,513 INFO L189 CegarLoopUtils]: For program point L497(line 497) no Hoare annotation was computed. [2020-12-23 01:53:57,513 INFO L189 CegarLoopUtils]: For program point L431(line 431) no Hoare annotation was computed. [2020-12-23 01:53:57,513 INFO L189 CegarLoopUtils]: For program point L233(lines 233 423) no Hoare annotation was computed. [2020-12-23 01:53:57,513 INFO L189 CegarLoopUtils]: For program point L101(lines 101 423) no Hoare annotation was computed. [2020-12-23 01:53:57,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 01:53:57 BoogieIcfgContainer [2020-12-23 01:53:57,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 01:53:57,556 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 01:53:57,556 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 01:53:57,559 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 01:53:57,559 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:53:47" (3/4) ... [2020-12-23 01:53:57,563 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 01:53:57,585 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-23 01:53:57,587 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-23 01:53:57,588 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 01:53:57,589 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 01:53:57,776 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem02_label21.c-witness.graphml [2020-12-23 01:53:57,776 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 01:53:57,778 INFO L168 Benchmark]: Toolchain (without parser) took 12310.78 ms. Allocated memory was 151.0 MB in the beginning and 347.1 MB in the end (delta: 196.1 MB). Free memory was 124.1 MB in the beginning and 250.2 MB in the end (delta: -126.1 MB). Peak memory consumption was 70.6 MB. Max. memory is 8.0 GB. [2020-12-23 01:53:57,778 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 151.0 MB. Free memory is still 126.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 01:53:57,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.43 ms. Allocated memory is still 151.0 MB. Free memory was 124.0 MB in the beginning and 97.9 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2020-12-23 01:53:57,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.48 ms. Allocated memory is still 151.0 MB. Free memory was 97.9 MB in the beginning and 92.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-12-23 01:53:57,779 INFO L168 Benchmark]: Boogie Preprocessor took 110.86 ms. Allocated memory is still 151.0 MB. Free memory was 92.5 MB in the beginning and 88.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-23 01:53:57,780 INFO L168 Benchmark]: RCFGBuilder took 1398.42 ms. Allocated memory was 151.0 MB in the beginning and 190.8 MB in the end (delta: 39.8 MB). Free memory was 88.0 MB in the beginning and 147.8 MB in the end (delta: -59.8 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2020-12-23 01:53:57,780 INFO L168 Benchmark]: TraceAbstraction took 9848.99 ms. Allocated memory was 190.8 MB in the beginning and 347.1 MB in the end (delta: 156.2 MB). Free memory was 147.3 MB in the beginning and 264.9 MB in the end (delta: -117.6 MB). Peak memory consumption was 144.6 MB. Max. memory is 8.0 GB. [2020-12-23 01:53:57,781 INFO L168 Benchmark]: Witness Printer took 219.96 ms. Allocated memory is still 347.1 MB. Free memory was 264.9 MB in the beginning and 250.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-23 01:53:57,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 151.0 MB. Free memory is still 126.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 637.43 ms. Allocated memory is still 151.0 MB. Free memory was 124.0 MB in the beginning and 97.9 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 83.48 ms. Allocated memory is still 151.0 MB. Free memory was 97.9 MB in the beginning and 92.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 110.86 ms. Allocated memory is still 151.0 MB. Free memory was 92.5 MB in the beginning and 88.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1398.42 ms. Allocated memory was 151.0 MB in the beginning and 190.8 MB in the end (delta: 39.8 MB). Free memory was 88.0 MB in the beginning and 147.8 MB in the end (delta: -59.8 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9848.99 ms. Allocated memory was 190.8 MB in the beginning and 347.1 MB in the end (delta: 156.2 MB). Free memory was 147.3 MB in the beginning and 264.9 MB in the end (delta: -117.6 MB). Peak memory consumption was 144.6 MB. Max. memory is 8.0 GB. * Witness Printer took 219.96 ms. Allocated memory is still 347.1 MB. Free memory was 264.9 MB in the beginning and 250.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 470]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((((((((a19 <= 0 && a28 <= 7) && a17 <= 8) && a25 <= 0) || (((a19 == 1 && a25 == 1) && a28 <= 7) && a17 <= 8)) || (((a19 <= 0 && a25 == 1) && a17 <= 8) && a28 <= 10)) || ((((a19 <= 0 && 10 <= a28) && a17 <= 8) && a25 <= 0) && a28 <= 10)) || ((((a19 == 1 && 8 <= a17) && a25 == 1) && !(a11 == 1)) && a17 <= 8)) || (((a19 == 1 && a17 <= 8) && a25 <= 0) && a28 <= 10)) || ((((a19 == 1 && 8 <= a17) && a25 == 1) && a17 <= 8) && a28 <= 10)) || ((((a19 <= 0 && !(a11 == 1)) && a17 <= 8) && a25 <= 0) && a28 <= 10)) || ((((a19 == 1 && 10 <= a28) && 8 <= a17) && a17 <= 8) && a28 <= 10) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((((((((a19 <= 0 && a28 <= 7) && a17 <= 8) && a25 <= 0) || (((a19 == 1 && a25 == 1) && a28 <= 7) && a17 <= 8)) || (((a19 <= 0 && a25 == 1) && a17 <= 8) && a28 <= 10)) || ((((a19 <= 0 && 10 <= a28) && a17 <= 8) && a25 <= 0) && a28 <= 10)) || ((((a19 == 1 && 8 <= a17) && a25 == 1) && !(a11 == 1)) && a17 <= 8)) || (((a19 == 1 && a17 <= 8) && a25 <= 0) && a28 <= 10)) || ((((a19 == 1 && 8 <= a17) && a25 == 1) && a17 <= 8) && a28 <= 10)) || ((((a19 <= 0 && !(a11 == 1)) && a17 <= 8) && a25 <= 0) && a28 <= 10)) || ((((a19 == 1 && 10 <= a28) && 8 <= a17) && a17 <= 8) && a28 <= 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.2s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 905 SDtfs, 1312 SDslu, 104 SDs, 0 SdLazy, 3221 SolverSat, 570 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 343 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1700occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 709 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 31 NumberOfFragments, 271 HoareAnnotationTreeSize, 3 FomulaSimplifications, 508 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 50 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1712 NumberOfCodeBlocks, 1712 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1700 ConstructedInterpolants, 0 QuantifiedInterpolants, 978069 SizeOfPredicates, 0 NumberOfNonLiveVariables, 600 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 745/819 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...